CVE-2012-5824

Severity: medium (CVSS 5.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.1% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2012-11-04 · updated 2026-06-16
Weakness: CWE-295

Description

Trillian 5.1.0.19 does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate, a different vulnerability than CVE-2009-4831.

Affected products

Cerulean Studios Trillian: 5.1.0.19

References

http://secunia.com/advisories/51190
http://www.cs.utexas.edu/~shmat/shmat_ccs12.pdf
http://www.securityfocus.com/bid/56454
https://exchange.xforce.ibmcloud.com/vulnerabilities/79915
http://secunia.com/advisories/51190
http://www.cs.utexas.edu/~shmat/shmat_ccs12.pdf
http://www.securityfocus.com/bid/56454
https://exchange.xforce.ibmcloud.com/vulnerabilities/79915

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