CVE-2009-0642 (GCVE-0-2009-0642)

Vulnerability from cvelistv5 – Published: 2009-02-18 17:00 – Updated: 2024-08-07 04:40
VLAI?
Summary
ext/openssl/ossl_ocsp.c in Ruby 1.8 and 1.9 does not properly check the return value from the OCSP_basic_verify function, which might allow remote attackers to successfully present an invalid X.509 certificate, possibly involving a revoked certificate.
Severity ?
No CVSS data available.
CWE
  • n/a
Assigner
References
URL Tags
http://secunia.com/advisories/35937 third-party-advisoryx_refsource_SECUNIA
http://redmine.ruby-lang.org/issues/show/1091 x_refsource_CONFIRM
https://exchange.xforce.ibmcloud.com/vulnerabilit… vdb-entryx_refsource_XF
http://www.redhat.com/support/errata/RHSA-2009-11… vendor-advisoryx_refsource_REDHAT
http://www.ubuntu.com/usn/USN-805-1 vendor-advisoryx_refsource_UBUNTU
http://www.securityfocus.com/bid/33769 vdb-entryx_refsource_BID
http://www.securitytracker.com/id?1022505 vdb-entryx_refsource_SECTRACK
https://oval.cisecurity.org/repository/search/def… vdb-entrysignaturex_refsource_OVAL
http://secunia.com/advisories/35699 third-party-advisoryx_refsource_SECUNIA
http://www.mandriva.com/security/advisories?name=… vendor-advisoryx_refsource_MANDRIVA
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=513528 x_refsource_MISC
http://secunia.com/advisories/33750 third-party-advisoryx_refsource_SECUNIA
Date Public ?
2009-01-29 00:00
Show details on NVD website
To clipboard 

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      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-287\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2009-0642\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2009-02-20T06:47:48.297\",\"lastModified\":\"2026-04-23T00:35:47.467\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"ext/openssl/ossl_ocsp.c in Ruby 1.8 and 1.9 does not properly check the return value from the OCSP_basic_verify function, which might allow remote attackers to successfully present an invalid X.509 certificate, possibly involving a revoked certificate.\"},{\"lang\":\"es\",\"value\":\"ext/openssl/ossl_ocsp.c en Ruby v1.8 y v1.9 no comprueba adecuadamente el valor de retorno de la funcion OCSP_basic_verify, lo cual permitiria a atacantes remotos tener exito en la presentacion de un certificado X.509 invalido, posiblemente utilizando un certificado revocado.\"}],\"metrics\":{\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:N/C:P/I:P/A:P\",\"baseScore\":6.8,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.6,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-287\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:ruby-lang:ruby:1.8:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"3EA01D6F-3B61-44EC-A6EA-9E878A0D5B99\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:ruby-lang:ruby:1.9:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"D9237145-35F8-4E05-B730-77C0F386E5B2\"}]}]}],\"references\":[{\"url\":\"http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=513528\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://redmine.ruby-lang.org/issues/show/1091\",\"source\":\"cve@mitre.org\",\"tags\":[\"Exploit\"]},{\"url\":\"http://secunia.com/advisories/33750\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://secunia.com/advisories/35699\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://secunia.com/advisories/35937\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://www.mandriva.com/security/advisories?name=MDVSA-2009:193\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://www.redhat.com/support/errata/RHSA-2009-1140.html\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://www.securityfocus.com/bid/33769\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://www.securitytracker.com/id?1022505\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://www.ubuntu.com/usn/USN-805-1\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://exchange.xforce.ibmcloud.com/vulnerabilities/48761\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11450\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=513528\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://redmine.ruby-lang.org/issues/show/1091\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Exploit\"]},{\"url\":\"http://secunia.com/advisories/33750\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://secunia.com/advisories/35699\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://secunia.com/advisories/35937\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.mandriva.com/security/advisories?name=MDVSA-2009:193\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.redhat.com/support/errata/RHSA-2009-1140.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.securityfocus.com/bid/33769\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.securitytracker.com/id?1022505\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.ubuntu.com/usn/USN-805-1\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://exchange.xforce.ibmcloud.com/vulnerabilities/48761\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11450\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}"
  }
}


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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.



Detection rules are retrieved from Rulezet.