{"id":"CVE-2012-5824","aliases":["EUVD-2012-5703","GHSA-939c-9c3m-5qxf"],"status":"published","title":"Trillian 5.1.0.19 does not verify that the server hostname matches a domain name in the subject's...","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.","severity":{"version":"2.0","score":5.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01098,"percentile":0.65849,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-295"],"published":"2012-11-04T22:00:00Z","modified":"2026-06-16T23:47:24Z","products":[{"vendor":"cerulean_studios","product":"trillian"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/79915","tags":["vdb-entry","x_refsource_XF","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://secunia.com/advisories/51190","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Broken Link"]},{"url":"http://www.cs.utexas.edu/~shmat/shmat_ccs12.pdf","tags":["x_refsource_MISC","x_transferred","Exploit"]},{"url":"http://www.securityfocus.com/bid/56454","tags":["vdb-entry","x_refsource_BID","x_transferred","Broken Link","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-5824"},{"url":"https://github.com/advisories/GHSA-939c-9c3m-5qxf"}],"sources":{"cve":[{"id":"CVE-2012-5824","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.","status":"published","published":"2012-11-04T22:00:00Z","modified":"2024-08-06T21:21:26.946Z","updated_at":"2026-11-02T14:34:49.600255Z"}],"euvd":[{"id":"EUVD-2012-5703","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.","status":"published","published":"2012-11-04T22:00:00Z","modified":"2024-08-06T21:21:26Z","updated_at":"2026-11-03T01:56:04.024018Z"}],"ghsa":[{"id":"GHSA-939c-9c3m-5qxf","title":"Trillian 5.1.0.19 does not verify that the server hostname matches a domain name in the subject's...","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.","status":"published","published":"2022-05-13T01:03:52Z","modified":"2023-02-01T05:02:47Z","cwes":["CWE-295"],"updated_at":"2026-11-02T14:49:57.916243Z"}],"nvd":[{"id":"CVE-2012-5824","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.","status":"published","published":"2012-11-04T22:55:04.937Z","modified":"2026-06-16T23:47:24.41Z","cvss":[{"version":"2.0","score":5.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T14:02:16.536025Z"}]}}