FKIE_CVE-2011-2500

Vulnerability from fkie_nvd - Published: 2014-02-15 14:57 - Updated: 2026-06-16 23:31
Severity
Summary
The host_reliable_addrinfo function in support/export/hostname.c in nfs-utils before 1.2.4 does not properly use DNS to verify access to NFS exports, which allows remote attackers to mount filesystems by establishing crafted DNS A and PTR records.
References
secalert@redhat.comhttp://marc.info/?l=linux-nfs&m=130875695821953&w=2
secalert@redhat.comhttp://rhn.redhat.com/errata/RHSA-2011-1534.html
secalert@redhat.comhttp://sourceforge.net/projects/nfs/files/nfs-utils/1.2.4/
secalert@redhat.comhttp://sourceforge.net/projects/nfs/files/nfs-utils/1.2.4/Changelog-nfs-utils-1.2.4/download
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=716949
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=linux-nfs&m=130875695821953&w=2
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2011-1534.html
af854a3a-2127-422b-91ae-364da2661108http://sourceforge.net/projects/nfs/files/nfs-utils/1.2.4/
af854a3a-2127-422b-91ae-364da2661108http://sourceforge.net/projects/nfs/files/nfs-utils/1.2.4/Changelog-nfs-utils-1.2.4/download
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=716949
Impacted products
Vendor Product Version
linux-nfs nfs-utils *
linux-nfs nfs-utils 1.2.0
linux-nfs nfs-utils 1.2.1
linux-nfs nfs-utils 1.2.2
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "secalert@redhat.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:linux-nfs:nfs-utils:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "9733EDCB-170F-4884-90E2-001C78EB40AF",
              "versionEndIncluding": "1.2.3",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:linux-nfs:nfs-utils:1.2.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "3EAF1C0B-DB17-49CE-9E5C-6D8F4ED9DA73",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:linux-nfs:nfs-utils:1.2.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "B4F6F79C-FA8A-486E-9541-83D57052324D",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:linux-nfs:nfs-utils:1.2.2:*:*:*:*:*:*:*",
              "matchCriteriaId": "24A01AF1-E09A-4064-815F-3672B96B03BD",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The host_reliable_addrinfo function in support/export/hostname.c in nfs-utils before 1.2.4 does not properly use DNS to verify access to NFS exports, which allows remote attackers to mount filesystems by establishing crafted DNS A and PTR records."
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n host_reliable_addrinfo en support/export/hostname.c en nfs-utils anterior a 1.2.4 no utiliza debidamente DNS para verificar el acceso a exportaciones NFS, lo que permite a atacantes remotos montar sistemas de ficheros mediante el establecimiento de registros DNS A y PTR manipulados."
    }
  ],
  "id": "CVE-2011-2500",
  "lastModified": "2026-06-16T23:31:27.637",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 7.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2014-02-15T14:57:06.567",
  "references": [
    {
      "source": "secalert@redhat.com",
      "url": "http://marc.info/?l=linux-nfs\u0026m=130875695821953\u0026w=2"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://rhn.redhat.com/errata/RHSA-2011-1534.html"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://sourceforge.net/projects/nfs/files/nfs-utils/1.2.4/"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://sourceforge.net/projects/nfs/files/nfs-utils/1.2.4/Changelog-nfs-utils-1.2.4/download"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=716949"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://marc.info/?l=linux-nfs\u0026m=130875695821953\u0026w=2"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://rhn.redhat.com/errata/RHSA-2011-1534.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://sourceforge.net/projects/nfs/files/nfs-utils/1.2.4/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://sourceforge.net/projects/nfs/files/nfs-utils/1.2.4/Changelog-nfs-utils-1.2.4/download"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=716949"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-264"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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