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CVE-2011-2701

CVE-2011-2701

EPSS 1.8%
The ocsp_check function in rlm_eap_tls.c in FreeRADIUS 2.1.11, when OCSP is enabled, does not properly parse replies from OCSP responders, which allows remote attackers to bypass authentication by using the EAP-TLS protocol with a revoked X.509 client certificate.
Affected products
n/a · n/a

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References
https://bugzilla.redhat.com/show_bug.cgi?id=724815http://secunia.com/advisories/45425http://securityreason.com/securityalert/8325http://securitytracker.com/id?1025833https://exchange.xforce.ibmcloud.com/vulnerabilities/68782https://www.dfn-cert.de/informationen/Sicherheitsbulletins/dsb-2011-01.htmlhttp://www.openwall.com/lists/oss-security/2011/07/15/6http://www.openwall.com/lists/oss-security/2011/07/18/2http://www.openwall.com/lists/oss-security/2011/07/20/9http://www.securityfocus.com/archive/1/518974/100/0/threadedhttp://www.securityfocus.com/bid/48880