CVE-2011-2701
Severity CVSS v4.0:
Pending analysis
Type:
CWE-287
Authentication Issues
Publication date:
04/08/2011
Last modified:
11/04/2025
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.
Impact
Base Score 2.0
5.80
Severity 2.0
MEDIUM
Vulnerable products and versions
| CPE | From | Up to |
|---|---|---|
| cpe:2.3:a:freeradius:freeradius:2.1.11:*:*:*:*:*:*:* |
To consult the complete list of CPE names with products and versions, see this page
References to Advisories, Solutions, and Tools
- http://secunia.com/advisories/45425
- http://securityreason.com/securityalert/8325
- http://securitytracker.com/id?1025833=
- http://www.openwall.com/lists/oss-security/2011/07/15/6
- http://www.openwall.com/lists/oss-security/2011/07/18/2
- http://www.openwall.com/lists/oss-security/2011/07/20/9
- http://www.securityfocus.com/archive/1/518974/100/0/threaded
- http://www.securityfocus.com/bid/48880
- https://bugzilla.redhat.com/show_bug.cgi?id=724815
- https://exchange.xforce.ibmcloud.com/vulnerabilities/68782
- https://www.dfn-cert.de/informationen/Sicherheitsbulletins/dsb-2011-01.html
- http://secunia.com/advisories/45425
- http://securityreason.com/securityalert/8325
- http://securitytracker.com/id?1025833=
- http://www.openwall.com/lists/oss-security/2011/07/15/6
- http://www.openwall.com/lists/oss-security/2011/07/18/2
- http://www.openwall.com/lists/oss-security/2011/07/20/9
- http://www.securityfocus.com/archive/1/518974/100/0/threaded
- http://www.securityfocus.com/bid/48880
- https://bugzilla.redhat.com/show_bug.cgi?id=724815
- https://exchange.xforce.ibmcloud.com/vulnerabilities/68782
- https://www.dfn-cert.de/informationen/Sicherheitsbulletins/dsb-2011-01.html