CVE-2022-3738 (GCVE-0-2022-3738)

Vulnerability from cvelistv5 – Published: 2023-01-19 11:27 – Updated: 2025-04-02 14:55
VLAI
Title
WAGO: Missing authentication for config export functionality in multiple products
Summary
The vulnerability allows a remote unauthenticated attacker to download a backup file, if one exists. That backup file might contain sensitive information like credentials and cryptographic material. A valid user has to create a backup after the last reboot for this attack to be successfull.
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-04-02 14:55 UTC
CWE
  • CWE-306 - Missing Authentication for Critical Function
References
Impacted products
Date Public
2023-01-12 08:00
Show details on NVD website

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                  "versionType": "semver"
                }
              ]
            },
            {
              "defaultStatus": "unaffected",
              "product": "Series WAGO Touch Panel 600 Standard Line",
              "vendor": "WAGO",
              "versions": [
                {
                  "lessThanOrEqual": "FW22",
                  "status": "affected",
                  "version": "FW16",
                  "versionType": "semver"
                }
              ]
            },
            {
              "defaultStatus": "unaffected",
              "product": "WAGO Compact Controller CC100",
              "vendor": "WAGO",
              "versions": [
                {
                  "lessThanOrEqual": "FW22",
                  "status": "affected",
                  "version": "FW16",
                  "versionType": "semver"
                }
              ]
            },
            {
              "defaultStatus": "unaffected",
              "product": "WAGO Edge Controller",
              "vendor": "WAGO",
              "versions": [
                {
                  "lessThanOrEqual": "FW22",
                  "status": "affected",
                  "version": "FW16",
                  "versionType": "semver"
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            }
          ],
          "datePublic": "2023-01-12T08:00:00.000Z",
          "descriptions": [
            {
              "lang": "en",
              "supportingMedia": [
                {
                  "base64": false,
                  "type": "text/html",
                  "value": "\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003eThe vulnerability allows a remote unauthenticated attacker to download a backup file, if one exists. That backup file might contain sensitive information like credentials and cryptographic material. A valid user has to create a backup after the last reboot for this attack to be successfull.\u003c/span\u003e\u003cbr\u003e"
                }
              ],
              "value": "The vulnerability allows a remote unauthenticated attacker to download a backup file, if one exists. That backup file might contain sensitive information like credentials and cryptographic material. A valid user has to create a backup after the last reboot for this attack to be successfull.\n"
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          ],
          "impacts": [
            {
              "capecId": "CAPEC-1",
              "descriptions": [
                {
                  "lang": "en",
                  "value": "CAPEC-1 Accessing Functionality Not Properly Constrained by ACLs"
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              ]
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          ],
          "metrics": [
            {
              "cvssV3_1": {
                "attackComplexity": "HIGH",
                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 5.9,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
                "version": "3.1"
              },
              "format": "CVSS",
              "scenarios": [
                {
                  "lang": "en",
                  "value": "GENERAL"
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          ],
          "problemTypes": [
            {
              "descriptions": [
                {
                  "cweId": "CWE-306",
                  "description": "CWE-306 Missing Authentication for Critical Function",
                  "lang": "en",
                  "type": "CWE"
                }
              ]
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2023-11-07T09:43:18.629Z",
            "orgId": "270ccfa6-a436-4e77-922e-914ec3a9685c",
            "shortName": "CERTVDE"
          },
          "references": [
            {
              "url": "https://cert.vde.com/en/advisories/VDE-2022-054/"
            }
          ],
          "source": {
            "advisory": "VDE-2022-054",
            "defect": [
              "CERT@VDE#64273"
            ],
            "discovery": "EXTERNAL"
          },
          "title": "WAGO: Missing authentication for config export functionality in multiple products",
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      },
      "cveMetadata": {
        "assignerOrgId": "270ccfa6-a436-4e77-922e-914ec3a9685c",
        "assignerShortName": "CERTVDE",
        "cveId": "CVE-2022-3738",
        "datePublished": "2023-01-19T11:27:51.814Z",
        "dateReserved": "2022-10-28T07:18:40.653Z",
        "dateUpdated": "2025-04-02T14:55:51.603Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}



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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.

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Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.


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