fkie_cve-2013-6171
Vulnerability from fkie_nvd
Published
2013-12-09 16:36
Modified
2025-04-11 00:51
Severity ?
Summary
checkpassword-reply in Dovecot before 2.2.7 performs setuid operations to a user who is authenticating, which allows local users to bypass authentication and access virtual email accounts by attaching to the process and using a restricted file descriptor to modify account information in the response to the dovecot-auth server.



{
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              "vulnerable": true
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          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "checkpassword-reply in Dovecot before 2.2.7 performs setuid operations to a user who is authenticating, which allows local users to bypass authentication and access virtual email accounts by attaching to the process and using a restricted file descriptor to modify account information in the response to the dovecot-auth server."
    },
    {
      "lang": "es",
      "value": "checkpassword-reply en Dovecot anteriores a 2.2.7 ejecuta operaciones setuid a usuarios que se est\u00e1n autenticando, lo cual permite a usuarios locales sortear la autenticaci\u00f3n y acceder a cuentas de email virtuales adjuntandose al proceso y utilizando un descriptor de fichero restringido para modificar informaci\u00f3n de la cuenta en la respuesta al servidor dovecot-auth."
    }
  ],
  "id": "CVE-2013-6171",
  "lastModified": "2025-04-11T00:51:21.963",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.8,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 4.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2013-12-09T16:36:47.097",
  "references": [
    {
      "source": "cve@mitre.org",
      "url": "http://cpanel.net/tsr-2013-0010-full-disclosure/"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/54808"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://wiki2.dovecot.org/AuthDatabase/CheckPassword#Security"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch"
      ],
      "url": "http://www.dovecot.org/list/dovecot-news/2013-November/000264.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://usn.ubuntu.com/3556-2/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://cpanel.net/tsr-2013-0010-full-disclosure/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/54808"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://wiki2.dovecot.org/AuthDatabase/CheckPassword#Security"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "http://www.dovecot.org/list/dovecot-news/2013-November/000264.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://usn.ubuntu.com/3556-2/"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-287"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
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