CVE-2012-5824

Name: CVE-2012-5824
Creator: NVD / NIST
Published: 2012-11-04T22:55:04.937+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.10%

Last modified Jun 16, 2026

CVE-2012-5824 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 1.10% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability

1.10%

61.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-295

Affected Software

Vendor	Product	Versions
Cerulean Studios	Trillian	5.1.0.19

References

http://secunia.com/advisories/51190Broken Link
http://www.cs.utexas.edu/~shmat/shmat_ccs12.pdfExploit
http://www.securityfocus.com/bid/56454Broken Link, Third Party Advisory, VDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/79915Third Party Advisory, VDB Entry
http://secunia.com/advisories/51190Broken Link
http://www.cs.utexas.edu/~shmat/shmat_ccs12.pdfExploit
http://www.securityfocus.com/bid/56454Broken Link, Third Party Advisory, VDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/79915Third Party Advisory, VDB Entry

Timeline

Published: Nov 4, 2012
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2012-5824?

How severe is CVE-2012-5824?

Severity scoring for CVE-2012-5824 is pending analysis. The EPSS model estimates a 1.10% probability of exploitation in the next 30 days.

How do I fix CVE-2012-5824?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2012-5824?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST