CVE-2012-4566

Severity: medium (CVSS 6.4 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2012-11-20 · updated 2026-06-16
Weakness: CWE-264

Description

The DTLS support in radsecproxy before 1.6.2 does not properly verify certificates when there are configuration blocks with CA settings that are unrelated to the block being used for verifying the certificate chain, which might allow remote attackers to bypass intended access restrictions and spoof clients, a different vulnerability than CVE-2012-4523.

Affected products

uninett Radsecproxy: through 1.6.1; 1.0, 1.0-alpha, 1.0-alpha-p1, 1.0-p1, 1.1, 1.1-alpha (+11)

References

http://git.nordu.net/?p=radsecproxy.git%3Ba=commit%3Bh=3682c935facf5ccd7fa600644bbb76957155c680
http://secunia.com/advisories/51251
http://www.debian.org/security/2012/dsa-2573
http://www.openwall.com/lists/oss-security/2012/10/17/7
http://www.openwall.com/lists/oss-security/2012/10/31/6
https://postlister.uninett.no/sympa/arc/radsecproxy/2012-09/msg00001.html
https://postlister.uninett.no/sympa/arc/radsecproxy/2012-10/msg00001.html
http://git.nordu.net/?p=radsecproxy.git%3Ba=commit%3Bh=3682c935facf5ccd7fa600644bbb76957155c680
http://secunia.com/advisories/51251
http://www.debian.org/security/2012/dsa-2573
http://www.openwall.com/lists/oss-security/2012/10/17/7
http://www.openwall.com/lists/oss-security/2012/10/31/6

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