CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
AI Score
Confidence
Low
EPSS
Percentile
89.3%
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.
bugs.debian.org/cgi-bin/bugreport.cgi?bug=513528
redmine.ruby-lang.org/issues/show/1091
secunia.com/advisories/33750
secunia.com/advisories/35699
secunia.com/advisories/35937
www.mandriva.com/security/advisories?name=MDVSA-2009:193
www.redhat.com/support/errata/RHSA-2009-1140.html
www.securityfocus.com/bid/33769
www.securitytracker.com/id?1022505
www.ubuntu.com/usn/USN-805-1
exchange.xforce.ibmcloud.com/vulnerabilities/48761
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11450