CVE-2008-0891 (GCVE-0-2008-0891)

Vulnerability from cvelistv5 – Published: 2008-05-29 16:00 – Updated: 2024-08-07 08:01
VLAI
Summary
Double free vulnerability in OpenSSL 0.9.8f and 0.9.8g, when the TLS server name extensions are enabled, allows remote attackers to cause a denial of service (crash) via a malformed Client Hello packet. NOTE: some of these details are obtained from third party information.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
References
URL Tags
http://cert.fi/haavoittuvuudet/2008/advisory-open… x_refsource_MISC
http://slackware.com/security/viewer.php?l=slackw… vendor-advisoryx_refsource_SLACKWARE
http://secunia.com/advisories/30852 third-party-advisoryx_refsource_SECUNIA
https://www.redhat.com/archives/fedora-package-an… vendor-advisoryx_refsource_FEDORA
http://support.nortel.com/go/main.jsp?cscat=BLTND… x_refsource_MISC
https://exchange.xforce.ibmcloud.com/vulnerabilit… vdb-entryx_refsource_XF
http://secunia.com/advisories/30460 third-party-advisoryx_refsource_SECUNIA
http://secunia.com/advisories/30825 third-party-advisoryx_refsource_SECUNIA
http://www.vupen.com/english/advisories/2008/1680 vdb-entryx_refsource_VUPEN
http://www.securitytracker.com/id?1020121 vdb-entryx_refsource_SECTRACK
http://www.ubuntu.com/usn/usn-620-1 vendor-advisoryx_refsource_UBUNTU
http://secunia.com/advisories/30868 third-party-advisoryx_refsource_SECUNIA
http://www.openssl.org/news/secadv_20080528.txt x_refsource_CONFIRM
http://security.gentoo.org/glsa/glsa-200806-08.xml vendor-advisoryx_refsource_GENTOO
http://sourceforge.net/project/shownotes.php?rele… x_refsource_CONFIRM
http://secunia.com/advisories/31288 third-party-advisoryx_refsource_SECUNIA
http://secunia.com/advisories/30405 third-party-advisoryx_refsource_SECUNIA
http://www.securityfocus.com/bid/29405 vdb-entryx_refsource_BID
http://www.vupen.com/english/advisories/2008/1937… vdb-entryx_refsource_VUPEN
http://secunia.com/advisories/31228 third-party-advisoryx_refsource_SECUNIA
http://www.mandriva.com/security/advisories?name=… vendor-advisoryx_refsource_MANDRIVA
http://www.kb.cert.org/vuls/id/661475 third-party-advisoryx_refsource_CERT-VN
Date Public
2008-05-28 00:00
Show details on NVD website
To clipboard 

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            "US Government Resource"
          ],
          "url": "http://www.kb.cert.org/vuls/id/661475"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2008:107"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "http://www.openssl.org/news/secadv_20080528.txt"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Patch"
          ],
          "url": "http://www.securityfocus.com/bid/29405"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "http://www.securitytracker.com/id?1020121"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "http://www.ubuntu.com/usn/usn-620-1"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "http://www.vupen.com/english/advisories/2008/1680"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "http://www.vupen.com/english/advisories/2008/1937/references"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/42666"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "https://www.redhat.com/archives/fedora-package-announce/2008-May/msg01029.html"
        }
      ],
      "sourceIdentifier": "secalert@redhat.com",
      "vendorComments": [
        {
          "comment": "Not vulnerable. This issue did not affect the versions of OpenSSL as shipped with Red Hat Enterprise Linux 2.1, 3, 4, or 5.",
          "lastModified": "2008-05-30T00:00:00",
          "organization": "Red Hat"
        }
      ],
      "vulnStatus": "Modified",
      "weaknesses": [
        {
          "description": [
            {
              "lang": "en",
              "value": "CWE-189"
            }
          ],
          "source": "nvd@nist.gov",
          "type": "Primary"
        }
      ]
    },
    "nvd": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:openssl:openssl:0.9.8f:*:*:*:*:*:*:*",
                    "matchCriteriaId": "2BB38AEA-BAF0-4920-9A71-747C24444770",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:openssl:openssl:0.9.8g:*:*:*:*:*:*:*",
                    "matchCriteriaId": "1F33EA2B-DE15-4695-A383-7A337AC38908",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "Double free vulnerability in OpenSSL 0.9.8f and 0.9.8g, when the TLS server name extensions are enabled, allows remote attackers to cause a denial of service (crash) via a malformed Client Hello packet.  NOTE: some of these details are obtained from third party information."
          },
          {
            "lang": "es",
            "value": "Vulnerabilidad de doble liberaci\u00f3n en OpenSSL 0.9.8f y 0.9.8g, cuando las extensiones de nombre de servidor TLS est\u00e1n habilitadas, permite a atacantes remotos provocar una denegaci\u00f3n de servicio (ca\u00edda) a trav\u00e9s de un paquete manipulado. NOTA: Algunos de estos detalles se han obtenido de fuentes de terceros."
          }
        ],
        "id": "CVE-2008-0891",
        "lastModified": "2026-04-23T00:35:47.467",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
                "accessComplexity": "MEDIUM",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "PARTIAL",
                "baseScore": 4.3,
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
                "version": "2.0"
              },
              "exploitabilityScore": 8.6,
              "impactScore": 2.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ]
        },
        "published": "2008-05-29T16:32:00.000",
        "references": [
          {
            "source": "secalert@redhat.com",
            "url": "http://cert.fi/haavoittuvuudet/2008/advisory-openssl.html"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://secunia.com/advisories/30405"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://secunia.com/advisories/30460"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://secunia.com/advisories/30825"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://secunia.com/advisories/30852"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://secunia.com/advisories/30868"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://secunia.com/advisories/31228"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://secunia.com/advisories/31288"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://security.gentoo.org/glsa/glsa-200806-08.xml"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://slackware.com/security/viewer.php?l=slackware-security\u0026y=2008\u0026m=slackware-security.562004"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://sourceforge.net/project/shownotes.php?release_id=615606"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL\u0026id=738400"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "US Government Resource"
            ],
            "url": "http://www.kb.cert.org/vuls/id/661475"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2008:107"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://www.openssl.org/news/secadv_20080528.txt"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Patch"
            ],
            "url": "http://www.securityfocus.com/bid/29405"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://www.securitytracker.com/id?1020121"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://www.ubuntu.com/usn/usn-620-1"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://www.vupen.com/english/advisories/2008/1680"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://www.vupen.com/english/advisories/2008/1937/references"
          },
          {
            "source": "secalert@redhat.com",
            "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/42666"
          },
          {
            "source": "secalert@redhat.com",
            "url": "https://www.redhat.com/archives/fedora-package-announce/2008-May/msg01029.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://cert.fi/haavoittuvuudet/2008/advisory-openssl.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://secunia.com/advisories/30405"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://secunia.com/advisories/30460"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://secunia.com/advisories/30825"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://secunia.com/advisories/30852"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://secunia.com/advisories/30868"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://secunia.com/advisories/31228"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://secunia.com/advisories/31288"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://security.gentoo.org/glsa/glsa-200806-08.xml"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://slackware.com/security/viewer.php?l=slackware-security\u0026y=2008\u0026m=slackware-security.562004"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://sourceforge.net/project/shownotes.php?release_id=615606"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL\u0026id=738400"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "US Government Resource"
            ],
            "url": "http://www.kb.cert.org/vuls/id/661475"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2008:107"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.openssl.org/news/secadv_20080528.txt"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Patch"
            ],
            "url": "http://www.securityfocus.com/bid/29405"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.securitytracker.com/id?1020121"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.ubuntu.com/usn/usn-620-1"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.vupen.com/english/advisories/2008/1680"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.vupen.com/english/advisories/2008/1937/references"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/42666"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://www.redhat.com/archives/fedora-package-announce/2008-May/msg01029.html"
          }
        ],
        "sourceIdentifier": "secalert@redhat.com",
        "vendorComments": [
          {
            "comment": "Not vulnerable. This issue did not affect the versions of OpenSSL as shipped with Red Hat Enterprise Linux 2.1, 3, 4, or 5.",
            "lastModified": "2008-05-30T00:00:00",
            "organization": "Red Hat"
          }
        ],
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-189"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "current_release_date": "2025-11-21T13:16:13+00:00",
      "cve": "CVE-2008-0891",
      "id": "CVE-2008-0891",
      "initial_release_date": "2008-05-28T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "openssl: Server Name extension crash",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2008/cve-2008-0891.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-09-13T00:31:56Z",
      "cve": "CVE-2008-0891",
      "id": "CVE-2008-0891",
      "initial_release_date": "2023-02-15T06:09:12Z",
      "product_status:known_not_affected": "344",
      "product_status:recommended": "67",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2008-0891",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2008-0891.json",
      "version": "23"
    }
  }
}



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Tags
Taxonomy of the tags.





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.



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.