CVE-2011-2701

NameCVE-2011-2701
DescriptionThe 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
freeradius (PTS)buster3.0.17+dfsg-1.1+deb10u1fixed
bullseye3.0.21+dfsg-2.2+deb11u1fixed
bookworm, sid3.2.1+dfsg-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
freeradiussource(unstable)(not affected)

Notes

- freeradius <not-affected> (Introduced in 2.1.11, even sid ships 2.1.10+dfsg-3+b2)

Search for package or bug name: Reporting problems