GSD-2011-2500

Vulnerability from gsd - Updated: 2023-12-13 01:19
Details
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.
Aliases
Aliases
CVE-2011-2500
To clipboard 

{
  "GSD": {
    "alias": "CVE-2011-2500",
    "description": "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.",
    "id": "GSD-2011-2500",
    "references": [
      "https://www.suse.com/security/cve/CVE-2011-2500.html",
      "https://access.redhat.com/errata/RHSA-2011:1534",
      "https://linux.oracle.com/cve/CVE-2011-2500.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2011-2500"
      ],
      "details": "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.",
      "id": "GSD-2011-2500",
      "modified": "2023-12-13T01:19:06.881155Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "secalert@redhat.com",
        "ID": "CVE-2011-2500",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "=",
                          "version_value": "n/a"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "n/a"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "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."
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "n/a"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "http://rhn.redhat.com/errata/RHSA-2011-1534.html",
            "refsource": "MISC",
            "url": "http://rhn.redhat.com/errata/RHSA-2011-1534.html"
          },
          {
            "name": "http://sourceforge.net/projects/nfs/files/nfs-utils/1.2.4/Changelog-nfs-utils-1.2.4/download",
            "refsource": "MISC",
            "url": "http://sourceforge.net/projects/nfs/files/nfs-utils/1.2.4/Changelog-nfs-utils-1.2.4/download"
          },
          {
            "name": "http://marc.info/?l=linux-nfs\u0026m=130875695821953\u0026w=2",
            "refsource": "MISC",
            "url": "http://marc.info/?l=linux-nfs\u0026m=130875695821953\u0026w=2"
          },
          {
            "name": "http://sourceforge.net/projects/nfs/files/nfs-utils/1.2.4/",
            "refsource": "MISC",
            "url": "http://sourceforge.net/projects/nfs/files/nfs-utils/1.2.4/"
          },
          {
            "name": "https://bugzilla.redhat.com/show_bug.cgi?id=716949",
            "refsource": "MISC",
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=716949"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:linux-nfs:nfs-utils:1.2.1:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:linux-nfs:nfs-utils:1.2.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:linux-nfs:nfs-utils:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "1.2.3",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:linux-nfs:nfs-utils:1.2.2:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "secalert@redhat.com",
          "ID": "CVE-2011-2500"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "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."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-264"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "http://sourceforge.net/projects/nfs/files/nfs-utils/1.2.4/",
              "refsource": "CONFIRM",
              "tags": [],
              "url": "http://sourceforge.net/projects/nfs/files/nfs-utils/1.2.4/"
            },
            {
              "name": "[linux-nfs] 20110622 [PATCH] nfs: fix host_reliable_addrinfo (try #2)",
              "refsource": "MLIST",
              "tags": [],
              "url": "http://marc.info/?l=linux-nfs\u0026m=130875695821953\u0026w=2"
            },
            {
              "name": "https://bugzilla.redhat.com/show_bug.cgi?id=716949",
              "refsource": "CONFIRM",
              "tags": [],
              "url": "https://bugzilla.redhat.com/show_bug.cgi?id=716949"
            },
            {
              "name": "http://sourceforge.net/projects/nfs/files/nfs-utils/1.2.4/Changelog-nfs-utils-1.2.4/download",
              "refsource": "CONFIRM",
              "tags": [],
              "url": "http://sourceforge.net/projects/nfs/files/nfs-utils/1.2.4/Changelog-nfs-utils-1.2.4/download"
            },
            {
              "name": "RHSA-2011:1534",
              "refsource": "REDHAT",
              "tags": [],
              "url": "http://rhn.redhat.com/errata/RHSA-2011-1534.html"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "cvssV2": {
            "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,
          "severity": "HIGH",
          "userInteractionRequired": false
        }
      },
      "lastModifiedDate": "2014-03-06T04:30Z",
      "publishedDate": "2014-02-15T14:57Z"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.