{"id":"CVE-2012-5456","aliases":["EUVD-2012-5375","GHSA-68jc-q7pj-qr5r"],"status":"published","title":"The Zoner AntiVirus Free application for Android does not verify that the server hostname matches...","description":"The Zoner AntiVirus Free application for Android does not verify that the server hostname matches a domain name in the subject's Common Name (CN) field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate, as demonstrated by a server used for updating virus signature files.","severity":{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00988,"percentile":0.62708,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-310"],"published":"2012-10-24T10:00:00Z","modified":"2026-06-16T23:46:49Z","products":[{"vendor":"zoner","product":"zoner_antivirus_free"}],"references":[{"url":"http://www2.dcsec.uni-hannover.de/files/android/p50-fahl.pdf","tags":["x_refsource_MISC","x_transferred","Broken Link"]},{"url":"http://www.securityfocus.com/bid/56292","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/79591","tags":["vdb-entry","x_refsource_XF","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-5456"},{"url":"https://github.com/advisories/GHSA-68jc-q7pj-qr5r"}],"sources":{"cve":[{"id":"CVE-2012-5456","description":"The Zoner AntiVirus Free application for Android does not verify that the server hostname matches a domain name in the subject's Common Name (CN) field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate, as demonstrated by a server used for updating virus signature files.","status":"published","published":"2012-10-24T10:00:00Z","modified":"2024-08-06T21:05:47.254Z","updated_at":"2026-11-02T14:34:49.600255Z"}],"euvd":[{"id":"EUVD-2012-5375","description":"The Zoner AntiVirus Free application for Android does not verify that the server hostname matches a domain name in the subject's Common Name (CN) field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate, as demonstrated by a server used for updating virus signature files.","status":"published","published":"2012-10-24T10:00:00Z","modified":"2024-08-06T21:05:47Z","updated_at":"2026-11-03T01:56:04.919378Z"}],"ghsa":[{"id":"GHSA-68jc-q7pj-qr5r","title":"The Zoner AntiVirus Free application for Android does not verify that the server hostname matches...","description":"The Zoner AntiVirus Free application for Android does not verify that the server hostname matches a domain name in the subject's Common Name (CN) field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate, as demonstrated by a server used for updating virus signature files.","status":"published","published":"2022-05-13T01:04:51Z","modified":"2023-02-01T05:02:48Z","updated_at":"2026-11-02T14:49:58.498747Z"}],"nvd":[{"id":"CVE-2012-5456","description":"The Zoner AntiVirus Free application for Android does not verify that the server hostname matches a domain name in the subject's Common Name (CN) field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate, as demonstrated by a server used for updating virus signature files.","status":"published","published":"2012-10-24T17:55:02.563Z","modified":"2026-06-16T23:46:49.69Z","cvss":[{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-310"],"updated_at":"2026-11-02T14:02:16.536025Z"}]}}