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CVE-2012-2531

Status: ModifiedLow (2.1)—

Microsoft Internet Information Services (IIS) 7.5 uses weak permissions for the Operational log, which allows local users to discover credentials by reading this file, aka "Password Disclosure Vulnerability."

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

⚠ AI-inferred from the description — NVD hasn't analyzed this CVE yet, these aren't verified CPEs.

Microsoft — Internet Information ServicesAI

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2012-2531",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 2.1,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "secure@microsoft.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2012-11-14T00:55:01.547",
  "references": [
    {
      "url": "http://www.securityfocus.com/bid/56439",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-073",
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15959",
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/56439",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-073",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15959",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-200"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Microsoft Internet Information Services (IIS) 7.5 uses weak permissions for the Operational log, which allows local users to discover credentials by reading this file, aka \"Password Disclosure Vulnerability.\""
    },
    {
      "lang": "es",
      "value": "Microsoft Internet Information Server (IIS)  Services v7.5 utiliza permisos débiles para el registro de operaciones, lo que permite descubrir las credenciales a los usuarios locales mediante la lectura de este archivo. Se trata de un problema también conocido como \"Vulnerabilidad de divulgación de contraseña\".\r\n"
    }
  ],
  "lastModified": "2026-06-16T23:41:39.070",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:microsoft:windows_7:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "E33796DB-4523-4F04-B564-ADF030553D51"
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_7:-:sp1:x64:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "F282E5E8-A5C9-4092-B0BF-07A5A2CAA6F4"
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_7:-:sp1:x86:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "D16A8D29-57BF-4B74-85F2-24DBD8B52BBF"
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_server_2008:*:r2:itanium:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "B2B19826-5516-4899-9599-F95D0A03FBCD"
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_server_2008:*:r2:x64:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "4945F25F-2828-4D03-930B-A109BA73E00C"
            }
          ],
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "sourceIdentifier": "secure@microsoft.com"
}