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FKIE_CVE-2015-1782

Vulnerability from fkie_nvd - Published: 2015-03-13 14:59 - Updated: 2026-06-17 00:22
Severity
Summary
The kex_agree_methods function in libssh2 before 1.5.0 allows remote servers to cause a denial of service (crash) or have other unspecified impact via crafted length values in an SSH_MSG_KEXINIT packet.
References
secalert@redhat.comhttp://lists.fedoraproject.org/pipermail/package-announce/2015-March/151943.htmlThird Party Advisory
secalert@redhat.comhttp://lists.fedoraproject.org/pipermail/package-announce/2015-March/152362.htmlThird Party Advisory
secalert@redhat.comhttp://lists.fedoraproject.org/pipermail/package-announce/2015-March/153933.htmlThird Party Advisory
secalert@redhat.comhttp://www.debian.org/security/2015/dsa-3182Third Party Advisory
secalert@redhat.comhttp://www.libssh2.org/adv_20150311.htmlVendor Advisory
secalert@redhat.comhttp://www.mandriva.com/security/advisories?name=MDVSA-2015:148Broken Link
secalert@redhat.comhttp://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
secalert@redhat.comhttp://www.securityfocus.com/bid/73061
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151943.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152362.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2015-March/153933.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2015/dsa-3182Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.libssh2.org/adv_20150311.htmlVendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.mandriva.com/security/advisories?name=MDVSA-2015:148Broken Link
af854a3a-2127-422b-91ae-364da2661108http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/73061
Impacted products

{
  "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:o:debian:debian_linux:7.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "16F59A04-14CF-49E2-9973-645477EA09DA",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:libssh2:libssh2:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "BB9BE688-0304-45AF-BB8C-398B8B5E78D6",
              "versionEndIncluding": "1.4.3",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:fedoraproject:fedora:20:*:*:*:*:*:*:*",
              "matchCriteriaId": "FF47C9F0-D8DA-4B55-89EB-9B2C9383ADB9",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fedoraproject:fedora:21:*:*:*:*:*:*:*",
              "matchCriteriaId": "56BDB5A0-0839-4A20-A003-B8CD56F48171",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:*",
              "matchCriteriaId": "253C303A-E577-4488-93E6-68A8DD942C38",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The kex_agree_methods function in libssh2 before 1.5.0 allows remote servers to cause a denial of service (crash) or have other unspecified impact via crafted length values in an SSH_MSG_KEXINIT packet."
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n kex_agree_methods en libssh2 anterior a 1.5.0 permite a servidores remotos causar una denegaci\u00f3n de servicio (ca\u00edda) o tener otro impacto sin especificar a trav\u00e9s de valores de longitud modificados en un paquete SSH_MSG_KEXINIT."
    }
  ],
  "id": "CVE-2015-1782",
  "lastModified": "2026-06-17T00:22:59.013",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.8,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2015-03-13T14:59:00.083",
  "references": [
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151943.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152362.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-March/153933.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.debian.org/security/2015/dsa-3182"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://www.libssh2.org/adv_20150311.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Broken Link"
      ],
      "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2015:148"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.securityfocus.com/bid/73061"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151943.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152362.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-March/153933.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.debian.org/security/2015/dsa-3182"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://www.libssh2.org/adv_20150311.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Broken Link"
      ],
      "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2015:148"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.securityfocus.com/bid/73061"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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