CVEvulnerability

CVE-2011-2701

5.8 MEDIUM Published 2011-08-04 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2011-08-04
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
5.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:N
Weaknesses
CWE-287

Description

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 configurations

• freeradius freeradius 2.1.11

Related

Weakness · CWE (1)

  • CWE-287 Improper Authentication weakness

Referenced by CWE · observed example (1)

  • CWE-299 Improper Check for Certificate Revocation weakness

References