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CVE-2012-2251

Estado: ModificadaMedia (4.4)—

rssh 2.3.2, as used by Debian, Fedora, and others, when the rsync protocol is enabled, allows local users to bypass intended restricted shell access via a (1) "-e" or (2) "--" command line option.

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)

Pizzashack — Rssh

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2012-2251",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.4,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:M/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.4,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "security@debian.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2013-01-11T01:55:00.760",
  "references": [
    {
      "url": "http://archives.neohapsis.com/archives/bugtraq/2012-11/0101.html",
      "source": "security@debian.org"
    },
    {
      "url": "http://secunia.com/advisories/51307",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@debian.org"
    },
    {
      "url": "http://www.debian.org/security/2012/dsa-2578",
      "source": "security@debian.org"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2012/11/27/15",
      "source": "security@debian.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/56708",
      "source": "security@debian.org"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=877279",
      "source": "security@debian.org"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/80334",
      "source": "security@debian.org"
    },
    {
      "url": "http://archives.neohapsis.com/archives/bugtraq/2012-11/0101.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/51307",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.debian.org/security/2012/dsa-2578",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2012/11/27/15",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/56708",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=877279",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/80334",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "rssh 2.3.2, as used by Debian, Fedora, and others, when the rsync protocol is enabled, allows local users to bypass intended restricted shell access via a (1) \"-e\" or (2) \"--\" command line option."
    },
    {
      "lang": "es",
      "value": "rssh v2.3.2, tal y como como se usa en Debian, Fedora, y otros, cuando el protocolo rsync está habilitado, permite a los usuarios locales eludir las restricciones de acceso a través de una opción (1) \"-e\" o (2) \"--\" de la línea de comandos.\r\n"
    }
  ],
  "lastModified": "2026-06-16T23:41:14.840",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:pizzashack:rssh:2.3.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "2F69D6E8-00A6-417C-A458-F8C4B90CB694"
            },
            {
              "criteria": "cpe:2.3:o:debian:debian_linux:*:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "4C8919F1-CD33-437E-9627-69352B276BA3"
            },
            {
              "criteria": "cpe:2.3:o:fedoraproject:fedora:*:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "20294CE7-12C8-43CA-A702-5ED2A3044FFC"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@debian.org"
}