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CVE-2011-2701

Published: 4 August 2011

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.

Notes

AuthorNote
mdeslaur
OCSP support was added in 2.1.11

Priority

Medium

Status

Package Release Status
freeradius
Launchpad, Ubuntu, Debian
hardy Ignored
(end of life)
lucid Not vulnerable
(2.1.8+dfsg-1ubuntu1)
maverick Not vulnerable
(2.1.9+dfsg-1ubuntu1)
natty Not vulnerable
(2.1.10+dfsg-2ubuntu2)
upstream Needs triage