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FKIE_CVE-2008-5077

Vulnerability from fkie_nvd - Published: 2009-01-07 17:30 - Updated: 2026-06-16 22:59
Severity
Summary
OpenSSL 0.9.8i and earlier does not properly check the return value from the EVP_VerifyFinal function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature for DSA and ECDSA keys.
References
secalert@redhat.comhttp://lists.apple.com/archives/security-announce/2009/May/msg00002.html
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2011-07/msg00013.html
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2011-07/msg00014.html
secalert@redhat.comhttp://marc.info/?l=bugtraq&m=123859864430555&w=2
secalert@redhat.comhttp://marc.info/?l=bugtraq&m=124277349419254&w=2
secalert@redhat.comhttp://marc.info/?l=bugtraq&m=127678688104458&w=2
secalert@redhat.comhttp://secunia.com/advisories/33338Vendor Advisory
secalert@redhat.comhttp://secunia.com/advisories/33394
secalert@redhat.comhttp://secunia.com/advisories/33436Vendor Advisory
secalert@redhat.comhttp://secunia.com/advisories/33557Vendor Advisory
secalert@redhat.comhttp://secunia.com/advisories/33673Vendor Advisory
secalert@redhat.comhttp://secunia.com/advisories/33765Vendor Advisory
secalert@redhat.comhttp://secunia.com/advisories/34211Vendor Advisory
secalert@redhat.comhttp://secunia.com/advisories/35074Vendor Advisory
secalert@redhat.comhttp://secunia.com/advisories/35108Vendor Advisory
secalert@redhat.comhttp://secunia.com/advisories/39005Vendor Advisory
secalert@redhat.comhttp://security.gentoo.org/glsa/glsa-200902-02.xml
secalert@redhat.comhttp://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.544796
secalert@redhat.comhttp://sunsolve.sun.com/search/document.do?assetkey=1-66-250826-1
secalert@redhat.comhttp://support.apple.com/kb/HT3549
secalert@redhat.comhttp://support.avaya.com/elmodocs2/security/ASA-2009-038.htm
secalert@redhat.comhttp://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&id=837653
secalert@redhat.comhttp://voodoo-circle.sourceforge.net/sa/sa-20090123-01.html
secalert@redhat.comhttp://www.ocert.org/advisories/ocert-2008-016.html
secalert@redhat.comhttp://www.openssl.org/news/secadv_20090107.txt
secalert@redhat.comhttp://www.redhat.com/support/errata/RHSA-2009-0004.html
secalert@redhat.comhttp://www.securityfocus.com/archive/1/499827/100/0/threaded
secalert@redhat.comhttp://www.securityfocus.com/archive/1/502322/100/0/threaded
secalert@redhat.comhttp://www.securityfocus.com/bid/33150
secalert@redhat.comhttp://www.securitytracker.com/id?1021523
secalert@redhat.comhttp://www.us-cert.gov/cas/techalerts/TA09-133A.htmlUS Government Resource
secalert@redhat.comhttp://www.vmware.com/security/advisories/VMSA-2009-0004.html
secalert@redhat.comhttp://www.vupen.com/english/advisories/2009/0040Vendor Advisory
secalert@redhat.comhttp://www.vupen.com/english/advisories/2009/0289Vendor Advisory
secalert@redhat.comhttp://www.vupen.com/english/advisories/2009/0362Vendor Advisory
secalert@redhat.comhttp://www.vupen.com/english/advisories/2009/0558Vendor Advisory
secalert@redhat.comhttp://www.vupen.com/english/advisories/2009/0904Vendor Advisory
secalert@redhat.comhttp://www.vupen.com/english/advisories/2009/0913Vendor Advisory
secalert@redhat.comhttp://www.vupen.com/english/advisories/2009/1297Vendor Advisory
secalert@redhat.comhttp://www.vupen.com/english/advisories/2009/1338Vendor Advisory
secalert@redhat.comhttps://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6380
secalert@redhat.comhttps://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9155
secalert@redhat.comhttps://usn.ubuntu.com/704-1/
af854a3a-2127-422b-91ae-364da2661108http://lists.apple.com/archives/security-announce/2009/May/msg00002.html
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2011-07/msg00013.html
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2011-07/msg00014.html
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=bugtraq&m=123859864430555&w=2
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=bugtraq&m=124277349419254&w=2
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=bugtraq&m=127678688104458&w=2
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/33338Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/33394
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/33436Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/33557Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/33673Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/33765Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/34211Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/35074Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/35108Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/39005Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://security.gentoo.org/glsa/glsa-200902-02.xml
af854a3a-2127-422b-91ae-364da2661108http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.544796
af854a3a-2127-422b-91ae-364da2661108http://sunsolve.sun.com/search/document.do?assetkey=1-66-250826-1
af854a3a-2127-422b-91ae-364da2661108http://support.apple.com/kb/HT3549
af854a3a-2127-422b-91ae-364da2661108http://support.avaya.com/elmodocs2/security/ASA-2009-038.htm
af854a3a-2127-422b-91ae-364da2661108http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&id=837653
af854a3a-2127-422b-91ae-364da2661108http://voodoo-circle.sourceforge.net/sa/sa-20090123-01.html
af854a3a-2127-422b-91ae-364da2661108http://www.ocert.org/advisories/ocert-2008-016.html
af854a3a-2127-422b-91ae-364da2661108http://www.openssl.org/news/secadv_20090107.txt
af854a3a-2127-422b-91ae-364da2661108http://www.redhat.com/support/errata/RHSA-2009-0004.html
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/archive/1/499827/100/0/threaded
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/archive/1/502322/100/0/threaded
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/33150
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id?1021523
af854a3a-2127-422b-91ae-364da2661108http://www.us-cert.gov/cas/techalerts/TA09-133A.htmlUS Government Resource
af854a3a-2127-422b-91ae-364da2661108http://www.vmware.com/security/advisories/VMSA-2009-0004.html
af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2009/0040Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2009/0289Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2009/0362Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2009/0558Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2009/0904Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2009/0913Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2009/1297Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2009/1338Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6380
af854a3a-2127-422b-91ae-364da2661108https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9155
af854a3a-2127-422b-91ae-364da2661108https://usn.ubuntu.com/704-1/
Impacted products

{
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    {
      "affectedData": [
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          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "secalert@redhat.com"
    }
  ],
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            },
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            {
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            {
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            },
            {
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            },
            {
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            {
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            {
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            {
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            {
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            },
            {
              "criteria": "cpe:2.3:a:openssl:openssl:0.9.7g:*:*:*:*:*:*:*",
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            },
            {
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            },
            {
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            },
            {
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            },
            {
              "criteria": "cpe:2.3:a:openssl:openssl:0.9.7k:*:*:*:*:*:*:*",
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            },
            {
              "criteria": "cpe:2.3:a:openssl:openssl:0.9.7l:*:*:*:*:*:*:*",
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            },
            {
              "criteria": "cpe:2.3:a:openssl:openssl:0.9.8:*:*:*:*:*:*:*",
              "matchCriteriaId": "8A4E446D-B9D3-45F2-9722-B41FA14A6C31",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:openssl:openssl:0.9.8a:*:*:*:*:*:*:*",
              "matchCriteriaId": "AF4EA988-FC80-4170-8933-7C6663731981",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:openssl:openssl:0.9.8b:*:*:*:*:*:*:*",
              "matchCriteriaId": "64F8F53B-24A1-4877-B16E-F1917C4E4E81",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:openssl:openssl:0.9.8c:*:*:*:*:*:*:*",
              "matchCriteriaId": "75D3ACD5-905F-42BB-BE1A-8382E9D823BF",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:openssl:openssl:0.9.8d:*:*:*:*:*:*:*",
              "matchCriteriaId": "766EA6F2-7FA4-4713-9859-9971CCD2FDCB",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:openssl:openssl:0.9.8e:*:*:*:*:*:*:*",
              "matchCriteriaId": "EFBC30B7-627D-48DC-8EF0-AE8FA0C6EDBA",
              "vulnerable": true
            },
            {
              "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": "OpenSSL 0.9.8i and earlier does not properly check the return value from the EVP_VerifyFinal function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature for DSA and ECDSA keys."
    },
    {
      "lang": "es",
      "value": "OpenSSL 0.9.8i y versiones anteriores no comprueba correctamente el valor de retorno de la funci\u00f3n EVP_VerifyFinal, lo que permite a atacantes remotos evitar la validaci\u00f3n de la cadena del certificado a trav\u00e9s de una firma SSL/TLS mal formada para las claves DSA y ECDSA."
    }
  ],
  "id": "CVE-2008-5077",
  "lastModified": "2026-06-16T22:59:12.540",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.8,
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 4.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2009-01-07T17:30:00.327",
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    {
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    },
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      "url": "http://www.vupen.com/english/advisories/2009/0558"
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    },
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    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
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      "source": "af854a3a-2127-422b-91ae-364da2661108",
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      "url": "http://secunia.com/advisories/35074"
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      "url": "https://usn.ubuntu.com/704-1/"
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  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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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.

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Detection rules are retrieved from Rulezet.

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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.


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