CVE-2021-44694 (GCVE-0-2021-44694)

Vulnerability from cvelistv5 – Published: 2022-12-13 00:00 – Updated: 2025-04-21 13:45
VLAI?
Summary
Affected devices don't process correctly certain special crafted packets sent to port 102/tcp, which could allow an attacker to cause a denial of service in the device.
Severity ?
5.5 (Medium)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H/E:P/RL:O/RC:C
CWE
  • CWE-1287 - Improper Validation of Specified Type of Input
Assigner
References
Impacted products
Vendor Product Version
Siemens SIMATIC Drive Controller CPU 1504D TF Affected: All versions < V2.9.7
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Siemens SIMATIC Drive Controller CPU 1507D TF Affected: All versions < V2.9.7
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Siemens SIMATIC ET 200SP Open Controller CPU 1515SP PC2 (incl. SIPLUS variants) Affected: All versions < V21.9.7
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Siemens SIMATIC S7-1200 CPU family (incl. SIPLUS variants) Affected: All versions < V4.6.0
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Siemens SIMATIC S7-1500 CPU 1510SP F-1 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1510SP-1 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1511-1 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1511-1 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1511C-1 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1511C-1 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1511F-1 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1511F-1 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1511T-1 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1511TF-1 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1512C-1 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1512C-1 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1512SP F-1 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1512SP-1 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1513-1 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1513-1 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1513F-1 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1513F-1 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1513R-1 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1515-2 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1515-2 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1515F-2 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1515F-2 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1515R-2 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1515T-2 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1515TF-2 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1516-3 PN/DP Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1516-3 PN/DP Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1516F-3 PN/DP Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1516F-3 PN/DP Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU 1516T-3 PN/DP Affected: All versions < V3.0.1
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Siemens SIMATIC S7-1500 CPU 1516TF-3 PN/DP Affected: All versions < V3.0.1
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Siemens SIMATIC S7-1500 CPU 1517-3 PN/DP Affected: All versions < V3.0.1
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Siemens SIMATIC S7-1500 CPU 1517F-3 PN/DP Affected: All versions < V3.0.1
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Siemens SIMATIC S7-1500 CPU 1517H-3 PN Affected: All versions < V3.0.1
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Siemens SIMATIC S7-1500 CPU 1517T-3 PN/DP Affected: All versions < V3.0.1
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Siemens SIMATIC S7-1500 CPU 1517TF-3 PN/DP Affected: All versions < V3.0.1
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Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP Affected: All versions < V3.0.1
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Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP Affected: All versions < V3.0.1
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Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP Affected: All versions < V3.0.1
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Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP Affected: All versions < V3.0.1
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Siemens SIMATIC S7-1500 CPU 1518HF-4 PN Affected: All versions < V3.0.1
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Siemens SIMATIC S7-1500 CPU 1518T-4 PN/DP Affected: All versions < V3.0.1
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Siemens SIMATIC S7-1500 CPU 1518TF-4 PN/DP Affected: All versions < V3.0.1
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Siemens SIMATIC S7-1500 CPU S7-1518-4 PN/DP ODK Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 CPU S7-1518F-4 PN/DP ODK Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 ET 200pro: CPU 1513PRO F-2 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 ET 200pro: CPU 1513PRO-2 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 ET 200pro: CPU 1516PRO F-2 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 ET 200pro: CPU 1516PRO-2 PN Affected: All versions < V2.9.7
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Siemens SIMATIC S7-1500 Software Controller V2 Affected: All versions < V21.9.7
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Siemens SIMATIC S7-PLCSIM Advanced Affected: All versions < V5.0
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Siemens SIPLUS ET 200SP CPU 1510SP F-1 PN Affected: All versions < V2.9.7
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Siemens SIPLUS ET 200SP CPU 1510SP F-1 PN RAIL Affected: All versions < V2.9.7
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Siemens SIPLUS ET 200SP CPU 1510SP-1 PN Affected: All versions < V2.9.7
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Siemens SIPLUS ET 200SP CPU 1510SP-1 PN Affected: All versions < V2.9.7
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Siemens SIPLUS ET 200SP CPU 1510SP-1 PN RAIL Affected: All versions < V2.9.7
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Siemens SIPLUS ET 200SP CPU 1510SP-1 PN RAIL Affected: All versions < V2.9.7
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Siemens SIPLUS ET 200SP CPU 1512SP F-1 PN Affected: All versions < V2.9.7
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Siemens SIPLUS ET 200SP CPU 1512SP F-1 PN Affected: All versions < V2.9.7
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Siemens SIPLUS ET 200SP CPU 1512SP F-1 PN RAIL Affected: All versions < V2.9.7
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Siemens SIPLUS ET 200SP CPU 1512SP F-1 PN RAIL Affected: All versions < V2.9.7
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Siemens SIPLUS ET 200SP CPU 1512SP-1 PN Affected: All versions < V2.9.7
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Siemens SIPLUS ET 200SP CPU 1512SP-1 PN Affected: All versions < V2.9.7
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Siemens SIPLUS ET 200SP CPU 1512SP-1 PN RAIL Affected: All versions < V2.9.7
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Siemens SIPLUS ET 200SP CPU 1512SP-1 PN RAIL Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1511-1 PN Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1511-1 PN Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1511-1 PN Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1511-1 PN Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1511-1 PN T1 RAIL Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1511-1 PN T1 RAIL Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1511-1 PN TX RAIL Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1511-1 PN TX RAIL Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1511F-1 PN Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1511F-1 PN Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1513-1 PN Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1513-1 PN Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1513-1 PN Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1513-1 PN Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1513F-1 PN Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1513F-1 PN Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1515F-2 PN Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1515F-2 PN Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1515F-2 PN RAIL Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1515F-2 PN T2 RAIL Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1515R-2 PN Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1515R-2 PN TX RAIL Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1516-3 PN/DP Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1516-3 PN/DP Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1516-3 PN/DP Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1516-3 PN/DP Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1516-3 PN/DP RAIL Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1516-3 PN/DP TX RAIL Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1516F-3 PN/DP Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1516F-3 PN/DP Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1516F-3 PN/DP RAIL Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1516F-3 PN/DP RAIL Affected: All versions < V2.9.7
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Siemens SIPLUS S7-1500 CPU 1517H-3 PN Affected: All versions < V3.0.1
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Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP Affected: All versions < V3.0.1
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Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP MFP Affected: All versions < V3.0.1
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Siemens SIPLUS S7-1500 CPU 1518F-4 PN/DP Affected: All versions < V3.0.1
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Siemens SIPLUS S7-1500 CPU 1518HF-4 PN Affected: All versions < V3.0.1
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Siemens SIPLUS TIM 1531 IRC Affected: All versions < V2.3.6
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Siemens TIM 1531 IRC Affected: All versions < V2.3.6
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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T04:25:16.926Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-382653.pdf"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2021-44694",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-04-18T15:15:14.254940Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-04-21T13:45:31.195Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC Drive Controller CPU 1504D TF",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC Drive Controller CPU 1507D TF",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC ET 200SP Open Controller CPU 1515SP PC2 (incl. SIPLUS variants)",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V21.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1200 CPU family (incl. SIPLUS variants)",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V4.6.0"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1510SP F-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1510SP-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1511-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1511-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1511C-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1511C-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1511F-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1511F-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1511T-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1511TF-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1512C-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1512C-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1512SP F-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1512SP-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1513-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1513-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1513F-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1513F-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1513R-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1515-2 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1515-2 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1515F-2 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1515F-2 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1515R-2 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1515T-2 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1515TF-2 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1516-3 PN/DP",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1516-3 PN/DP",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1516F-3 PN/DP",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1516F-3 PN/DP",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1516T-3 PN/DP",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V3.0.1"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1516TF-3 PN/DP",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V3.0.1"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1517-3 PN/DP",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V3.0.1"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1517F-3 PN/DP",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V3.0.1"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1517H-3 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V3.0.1"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1517T-3 PN/DP",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V3.0.1"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1517TF-3 PN/DP",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V3.0.1"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1518-4 PN/DP",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V3.0.1"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1518-4 PN/DP MFP",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V3.0.1"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1518F-4 PN/DP",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V3.0.1"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V3.0.1"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1518HF-4 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V3.0.1"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1518T-4 PN/DP",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V3.0.1"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU 1518TF-4 PN/DP",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V3.0.1"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU S7-1518-4 PN/DP ODK",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 CPU S7-1518F-4 PN/DP ODK",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 ET 200pro: CPU 1513PRO F-2 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 ET 200pro: CPU 1513PRO-2 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 ET 200pro: CPU 1516PRO F-2 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 ET 200pro: CPU 1516PRO-2 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-1500 Software Controller V2",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V21.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC S7-PLCSIM Advanced",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V5.0"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS ET 200SP CPU 1510SP F-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS ET 200SP CPU 1510SP F-1 PN RAIL",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS ET 200SP CPU 1510SP-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS ET 200SP CPU 1510SP-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS ET 200SP CPU 1510SP-1 PN RAIL",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS ET 200SP CPU 1510SP-1 PN RAIL",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS ET 200SP CPU 1512SP F-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS ET 200SP CPU 1512SP F-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS ET 200SP CPU 1512SP F-1 PN RAIL",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS ET 200SP CPU 1512SP F-1 PN RAIL",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS ET 200SP CPU 1512SP-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS ET 200SP CPU 1512SP-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS ET 200SP CPU 1512SP-1 PN RAIL",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS ET 200SP CPU 1512SP-1 PN RAIL",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1511-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1511-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1511-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1511-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1511-1 PN T1 RAIL",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1511-1 PN T1 RAIL",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1511-1 PN TX RAIL",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1511-1 PN TX RAIL",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1511F-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1511F-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1513-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1513-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1513-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1513-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1513F-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1513F-1 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1515F-2 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1515F-2 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1515F-2 PN RAIL",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1515F-2 PN T2 RAIL",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1515R-2 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1515R-2 PN TX RAIL",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1516-3 PN/DP",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1516-3 PN/DP",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1516-3 PN/DP",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1516-3 PN/DP",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1516-3 PN/DP RAIL",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1516-3 PN/DP TX RAIL",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1516F-3 PN/DP",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1516F-3 PN/DP",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1516F-3 PN/DP RAIL",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1516F-3 PN/DP RAIL",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.9.7"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1517H-3 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V3.0.1"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1518-4 PN/DP",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V3.0.1"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1518-4 PN/DP MFP",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V3.0.1"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1518F-4 PN/DP",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V3.0.1"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS S7-1500 CPU 1518HF-4 PN",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V3.0.1"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIPLUS TIM 1531 IRC",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.3.6"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "TIM 1531 IRC",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V2.3.6"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Affected devices don\u0027t process correctly certain special crafted packets sent to port 102/tcp, which could allow an attacker to cause a denial of service in the device."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 5.5,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H/E:P/RL:O/RC:C",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
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    "dateReserved": "2021-12-07T00:00:00.000Z",
    "dateUpdated": "2025-04-21T13:45:31.195Z",
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\"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIMATIC S7-1500 CPU 1513-1 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIMATIC S7-1500 CPU 1513F-1 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIMATIC S7-1500 CPU 1513F-1 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIMATIC S7-1500 CPU 1513R-1 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIMATIC S7-1500 CPU 1515-2 PN\", \"versions\": 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[{\"status\": \"affected\", \"version\": \"All versions \u003c V3.0.1\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V3.0.1\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIMATIC S7-1500 CPU 1518HF-4 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V3.0.1\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIMATIC S7-1500 CPU 1518T-4 PN/DP\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V3.0.1\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIMATIC S7-1500 CPU 1518TF-4 PN/DP\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V3.0.1\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIMATIC S7-1500 CPU S7-1518-4 PN/DP ODK\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIMATIC S7-1500 CPU S7-1518F-4 PN/DP ODK\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIMATIC S7-1500 ET 200pro: CPU 1513PRO F-2 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIMATIC S7-1500 ET 200pro: CPU 1513PRO-2 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIMATIC S7-1500 ET 200pro: CPU 1516PRO F-2 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIMATIC S7-1500 ET 200pro: CPU 1516PRO-2 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIMATIC S7-1500 Software Controller V2\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V21.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIMATIC S7-PLCSIM Advanced\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V5.0\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS ET 200SP CPU 1510SP F-1 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS ET 200SP CPU 1510SP F-1 PN RAIL\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": 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{\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1515F-2 PN RAIL\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1515F-2 PN T2 RAIL\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1515R-2 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1515R-2 PN TX RAIL\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516-3 PN/DP\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516-3 PN/DP\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516-3 PN/DP\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516-3 PN/DP\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516-3 PN/DP RAIL\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516-3 PN/DP TX RAIL\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516F-3 PN/DP\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516F-3 PN/DP\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516F-3 PN/DP RAIL\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516F-3 PN/DP RAIL\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.9.7\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1517H-3 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V3.0.1\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1518-4 PN/DP\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V3.0.1\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1518-4 PN/DP MFP\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V3.0.1\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1518F-4 PN/DP\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V3.0.1\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1518HF-4 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V3.0.1\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS TIM 1531 IRC\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.3.6\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"TIM 1531 IRC\", \"versions\": [{\"status\": \"affected\", \"version\": \"All versions \u003c V2.3.6\"}], \"defaultStatus\": \"unknown\"}], \"references\": [{\"url\": \"https://cert-portal.siemens.com/productcert/pdf/ssa-382653.pdf\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"Affected devices don\u0027t process correctly certain special crafted packets sent to port 102/tcp, which could allow an attacker to cause a denial of service in the device.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-1287\", \"description\": \"CWE-1287: Improper Validation of Specified Type of Input\"}]}], \"providerMetadata\": {\"orgId\": \"cec7a2ec-15b4-4faf-bd53-b40f371f3a77\", \"shortName\": \"siemens\", \"dateUpdated\": \"2023-09-12T09:31:54.785Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2021-44694\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-04-21T13:45:31.195Z\", \"dateReserved\": \"2021-12-07T00:00:00.000Z\", \"assignerOrgId\": \"cec7a2ec-15b4-4faf-bd53-b40f371f3a77\", \"datePublished\": \"2022-12-13T00:00:00.000Z\", \"assignerShortName\": \"siemens\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


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Tags
Taxonomy of the tags.




Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.