GSD-2021-41987

Vulnerability from gsd - Updated: 2023-12-13 01:23
Details
In the SCEP Server of RouterOS in certain Mikrotik products, an attacker can trigger a heap-based buffer overflow that leads to remote code execution. The attacker must know the scep_server_name value. This affects RouterOS 6.46.8, 6.47.9, and 6.47.10.
Aliases
Aliases
CVE-2021-41987
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{
  "GSD": {
    "alias": "CVE-2021-41987",
    "description": "In the SCEP Server of RouterOS in certain Mikrotik products, an attacker can trigger a heap-based buffer overflow that leads to remote code execution. The attacker must control the SCEP server for a valid certificate. This affects mikrotik-vm-6.46, mikrotik-vm-6.46.8, mikrotik-tile-6.46.8, mikrotik-6.47.9, and mikrotik-6.47.10.",
    "id": "GSD-2021-41987"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-41987"
      ],
      "details": "In the SCEP Server of RouterOS in certain Mikrotik products, an attacker can trigger a heap-based buffer overflow that leads to remote code execution. The attacker must know the scep_server_name value. This affects RouterOS 6.46.8, 6.47.9, and 6.47.10.",
      "id": "GSD-2021-41987",
      "modified": "2023-12-13T01:23:26.793195Z",
      "schema_version": "1.4.0"
    }
  },
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        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2021-41987",
        "STATE": "PUBLIC"
      },
      "affects": {
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              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
                        }
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            "value": "In the SCEP Server of RouterOS in certain Mikrotik products, an attacker can trigger a heap-based buffer overflow that leads to remote code execution. The attacker must know the scep_server_name value. This affects RouterOS 6.46.8, 6.47.9, and 6.47.10."
          }
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                "value": "n/a"
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      "references": {
        "reference_data": [
          {
            "name": "https://mikrotik.com/download/archive",
            "refsource": "MISC",
            "url": "https://mikrotik.com/download/archive"
          },
          {
            "name": "https://teamt5.org/en/posts/vulnerability-mikrotik-cve-2021-41987/",
            "refsource": "MISC",
            "url": "https://teamt5.org/en/posts/vulnerability-mikrotik-cve-2021-41987/"
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        "nodes": [
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            "cpe_match": [
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                "cpe23Uri": "cpe:2.3:o:mikrotik:routeros:6.47.10:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:mikrotik:routeros:6.47.9:*:*:*:*:*:*:*",
                "cpe_name": [],
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          "ID": "CVE-2021-41987"
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        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "In the SCEP Server of RouterOS in certain Mikrotik products, an attacker can trigger a heap-based buffer overflow that leads to remote code execution. The attacker must know the scep_server_name value. This affects RouterOS 6.46.8, 6.47.9, and 6.47.10."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
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              "description": [
                {
                  "lang": "en",
                  "value": "CWE-787"
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        "references": {
          "reference_data": [
            {
              "name": "https://mikrotik.com/download/archive",
              "refsource": "MISC",
              "tags": [
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                "Vendor Advisory"
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              "url": "https://mikrotik.com/download/archive"
            },
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              "tags": [
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              "url": "https://teamt5.org/en/posts/vulnerability-mikrotik-cve-2021-41987/"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 6.8,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 8.6,
          "impactScore": 6.4,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.2,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2022-06-30T19:32Z",
      "publishedDate": "2022-03-16T15:15Z"
    }
  }
}



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