Unrated severityNVD Advisory· Published Feb 20, 2009· Updated Apr 23, 2026
CVE-2009-0642
CVE-2009-0642
Description
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.
Affected products
2Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
12- redmine.ruby-lang.org/issues/show/1091nvdExploit
- bugs.debian.org/cgi-bin/bugreport.cginvd
- secunia.com/advisories/33750nvd
- secunia.com/advisories/35699nvd
- secunia.com/advisories/35937nvd
- www.mandriva.com/security/advisoriesnvd
- www.redhat.com/support/errata/RHSA-2009-1140.htmlnvd
- www.securityfocus.com/bid/33769nvd
- www.securitytracker.com/idnvd
- www.ubuntu.com/usn/USN-805-1nvd
- exchange.xforce.ibmcloud.com/vulnerabilities/48761nvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11450nvd
News mentions
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