CVE-2012-6063 (GCVE-0-2012-6063)

Vulnerability from cvelistv5 – Published: 2012-11-30 22:00 – Updated: 2024-08-06 21:21
VLAI
Summary
Double free vulnerability in the sftp_mkdir function in sftp.c in libssh before 0.5.3 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unspecified vectors, a different vector than CVE-2012-4559.
Severity
No CVSS data available.
CWE
  • n/a
Date Public
2012-11-20 00:00
Show details on NVD website

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T21:21:28.545Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=871612"
          },
          {
            "name": "DSA-2577",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "http://www.debian.org/security/2012/dsa-2577"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://www.libssh.org/2012/11/20/libssh-0-5-3-security-release/"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://git.libssh.org/projects/libssh.git/commit/?h=v0-5\u0026id=4d8420f3282ed07fc99fc5e930c17df27ef1e9b2"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2012-11-20T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Double free vulnerability in the sftp_mkdir function in sftp.c in libssh before 0.5.3 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unspecified vectors, a different vector than CVE-2012-4559."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2012-12-19T10:00:00.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=871612"
        },
        {
          "name": "DSA-2577",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "http://www.debian.org/security/2012/dsa-2577"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://www.libssh.org/2012/11/20/libssh-0-5-3-security-release/"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://git.libssh.org/projects/libssh.git/commit/?h=v0-5\u0026id=4d8420f3282ed07fc99fc5e930c17df27ef1e9b2"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2012-6063",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Double free vulnerability in the sftp_mkdir function in sftp.c in libssh before 0.5.3 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unspecified vectors, a different vector than CVE-2012-4559."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://bugzilla.redhat.com/show_bug.cgi?id=871612",
              "refsource": "MISC",
              "url": "https://bugzilla.redhat.com/show_bug.cgi?id=871612"
            },
            {
              "name": "DSA-2577",
              "refsource": "DEBIAN",
              "url": "http://www.debian.org/security/2012/dsa-2577"
            },
            {
              "name": "http://www.libssh.org/2012/11/20/libssh-0-5-3-security-release/",
              "refsource": "CONFIRM",
              "url": "http://www.libssh.org/2012/11/20/libssh-0-5-3-security-release/"
            },
            {
              "name": "http://git.libssh.org/projects/libssh.git/commit/?h=v0-5\u0026id=4d8420f3282ed07fc99fc5e930c17df27ef1e9b2",
              "refsource": "CONFIRM",
              "url": "http://git.libssh.org/projects/libssh.git/commit/?h=v0-5\u0026id=4d8420f3282ed07fc99fc5e930c17df27ef1e9b2"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2012-6063",
    "datePublished": "2012-11-30T22:00:00.000Z",
    "dateReserved": "2012-11-30T00:00:00.000Z",
    "dateUpdated": "2024-08-06T21:21:28.545Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2012-6063",
      "date": "2026-09-21",
      "epss": "0.03583",
      "percentile": "0.88898"
    },
    "fkie_nvd": {
      "configurations": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:libssh:libssh:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "5C70E449-A62A-4670-8786-093A915EF07C",
                  "versionEndIncluding": "0.5.2",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:libssh:libssh:0.4.7:*:*:*:*:*:*:*",
                  "matchCriteriaId": "EA0F1552-63D8-4E97-A44A-EF55E8A330B7",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:libssh:libssh:0.4.8:*:*:*:*:*:*:*",
                  "matchCriteriaId": "6514D889-F87F-44D1-9C7B-5BE75676DCFF",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:libssh:libssh:0.5.0:*:*:*:*:*:*:*",
                  "matchCriteriaId": "A80094C5-1273-43AB-9E1E-096D8B0A60BB",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:libssh:libssh:0.5.0:rc1:*:*:*:*:*:*",
                  "matchCriteriaId": "CF67514C-3240-42A4-9996-21E855104C59",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:libssh:libssh:0.5.1:*:*:*:*:*:*:*",
                  "matchCriteriaId": "7BBD0BC3-2467-414E-BD82-2A5778B810F9",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Double free vulnerability in the sftp_mkdir function in sftp.c in libssh before 0.5.3 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unspecified vectors, a different vector than CVE-2012-4559."
        },
        {
          "lang": "es",
          "value": "Vulnerabilidad de doble liberaci\u00f3n en la funci\u00f3n sftp_mkdir en sftp.c en libssh antes de v0.5.3 permite a atacantes remotos provocar una denegaci\u00f3n de servicio (ca\u00edda) y posiblemente ejecutar c\u00f3digo arbitrario a trav\u00e9s de vectores no especificados, un vector diferente de CVE-2012-4559."
        }
      ],
      "id": "CVE-2012-6063",
      "lastModified": "2024-11-21T01:45:44.330",
      "metrics": {
        "cvssMetricV2": [
          {
            "acInsufInfo": true,
            "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": "2012-11-30T22:55:01.893",
      "references": [
        {
          "source": "cve@mitre.org",
          "url": "http://git.libssh.org/projects/libssh.git/commit/?h=v0-5\u0026id=4d8420f3282ed07fc99fc5e930c17df27ef1e9b2"
        },
        {
          "source": "cve@mitre.org",
          "url": "http://www.debian.org/security/2012/dsa-2577"
        },
        {
          "source": "cve@mitre.org",
          "tags": [
            "Vendor Advisory"
          ],
          "url": "http://www.libssh.org/2012/11/20/libssh-0-5-3-security-release/"
        },
        {
          "source": "cve@mitre.org",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=871612"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "http://git.libssh.org/projects/libssh.git/commit/?h=v0-5\u0026id=4d8420f3282ed07fc99fc5e930c17df27ef1e9b2"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "http://www.debian.org/security/2012/dsa-2577"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Vendor Advisory"
          ],
          "url": "http://www.libssh.org/2012/11/20/libssh-0-5-3-security-release/"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=871612"
        }
      ],
      "sourceIdentifier": "cve@mitre.org",
      "vulnStatus": "Modified",
      "weaknesses": [
        {
          "description": [
            {
              "lang": "en",
              "value": "CWE-399"
            }
          ],
          "source": "nvd@nist.gov",
          "type": "Primary"
        }
      ]
    },
    "nvd": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:libssh:libssh:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "5C70E449-A62A-4670-8786-093A915EF07C",
                    "versionEndIncluding": "0.5.2",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:libssh:libssh:0.4.7:*:*:*:*:*:*:*",
                    "matchCriteriaId": "EA0F1552-63D8-4E97-A44A-EF55E8A330B7",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:libssh:libssh:0.4.8:*:*:*:*:*:*:*",
                    "matchCriteriaId": "6514D889-F87F-44D1-9C7B-5BE75676DCFF",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:libssh:libssh:0.5.0:*:*:*:*:*:*:*",
                    "matchCriteriaId": "A80094C5-1273-43AB-9E1E-096D8B0A60BB",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:libssh:libssh:0.5.0:rc1:*:*:*:*:*:*",
                    "matchCriteriaId": "CF67514C-3240-42A4-9996-21E855104C59",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:libssh:libssh:0.5.1:*:*:*:*:*:*:*",
                    "matchCriteriaId": "7BBD0BC3-2467-414E-BD82-2A5778B810F9",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "Double free vulnerability in the sftp_mkdir function in sftp.c in libssh before 0.5.3 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unspecified vectors, a different vector than CVE-2012-4559."
          },
          {
            "lang": "es",
            "value": "Vulnerabilidad de doble liberaci\u00f3n en la funci\u00f3n sftp_mkdir en sftp.c en libssh antes de v0.5.3 permite a atacantes remotos provocar una denegaci\u00f3n de servicio (ca\u00edda) y posiblemente ejecutar c\u00f3digo arbitrario a trav\u00e9s de vectores no especificados, un vector diferente de CVE-2012-4559."
          }
        ],
        "id": "CVE-2012-6063",
        "lastModified": "2026-04-29T01:13:23.040",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": true,
              "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": "2012-11-30T22:55:01.893",
        "references": [
          {
            "source": "cve@mitre.org",
            "url": "http://git.libssh.org/projects/libssh.git/commit/?h=v0-5\u0026id=4d8420f3282ed07fc99fc5e930c17df27ef1e9b2"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.debian.org/security/2012/dsa-2577"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://www.libssh.org/2012/11/20/libssh-0-5-3-security-release/"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=871612"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://git.libssh.org/projects/libssh.git/commit/?h=v0-5\u0026id=4d8420f3282ed07fc99fc5e930c17df27ef1e9b2"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.debian.org/security/2012/dsa-2577"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://www.libssh.org/2012/11/20/libssh-0-5-3-security-release/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=871612"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-399"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "current_release_date": "2025-11-21T12:48:45+00:00",
      "cve": "CVE-2012-6063",
      "id": "CVE-2012-6063",
      "initial_release_date": "2012-11-20T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "libssh: multiple double free() flaws",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2012/cve-2012-6063.json",
      "version": "3"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.

Loading…

Detection rules are retrieved from Rulezet.

Loading…

Loading…

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.


Loading…