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CVE-2012-6140

Estado: ModificadaBaja (1.9)—

pam_google_authenticator.c in the PAM module in Google Authenticator before 1.0 requires user-readable permissions for the secret file, which allows local users to bypass intended access restrictions and discover a shared secret via standard filesystem operations, a different vulnerability than CVE-2013-0258.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Google — Authenticator

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2012-6140",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 1.9,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:M/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.4,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "secalert@redhat.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2013-04-24T10:28:37.323",
  "references": [
    {
      "url": "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=666129",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://openwall.com/lists/oss-security/2013/04/18/10",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=953505",
      "tags": [
        "Exploit"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://code.google.com/p/google-authenticator/source/detail?r=c3414e9857ad64e52283f3266065ef3023fc69a8",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=666129",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://openwall.com/lists/oss-security/2013/04/18/10",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=953505",
      "tags": [
        "Exploit"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://code.google.com/p/google-authenticator/source/detail?r=c3414e9857ad64e52283f3266065ef3023fc69a8",
      "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": "pam_google_authenticator.c in the PAM module in Google Authenticator before 1.0 requires user-readable permissions for the secret file, which allows local users to bypass intended access restrictions and discover a shared secret via standard filesystem operations, a different vulnerability than CVE-2013-0258."
    },
    {
      "lang": "es",
      "value": "pam_google_authenticator.c en el módulo PAM de Google Authenticator antes v1.0 requiere permisos legibles por el usuario para el archivo secreto, que permite a usuarios locales eludir restricciones de acceso previstos y descubre un secreto compartido a través de las operaciones del sistema de archivos estándar, una vulnerabilidad diferente a CVE-2013-0258 ."
    }
  ],
  "lastModified": "2026-06-16T23:47:53.827",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:google:authenticator:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "CAD1B44C-A323-4E4B-95A0-F8BFF67FE2F5",
              "versionEndIncluding": "0.91"
            },
            {
              "criteria": "cpe:2.3:a:google:authenticator:0.86:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "5F8482AF-5653-4293-BBF0-998FF8C80A82"
            },
            {
              "criteria": "cpe:2.3:a:google:authenticator:0.87:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "7455EDE8-B989-4E64-8C41-F2AB2FE29235"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secalert@redhat.com"
}