{"id":"CVE-2015-3420","details":"The ssl-proxy-openssl.c function in Dovecot before 2.2.17, when SSLv3 is disabled, allow remote attackers to cause a denial of service (login process crash) via vectors related to handshake failures.","modified":"2026-04-10T03:45:17.357595Z","published":"2017-09-19T15:29:00Z","references":[{"type":"ADVISORY","url":"http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157030.html"},{"type":"ADVISORY","url":"http://lists.fedoraproject.org/pipermail/package-announce/2015-May/158236.html"},{"type":"ADVISORY","url":"http://lists.fedoraproject.org/pipermail/package-announce/2015-May/158261.html"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2015/04/27/1"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2015/04/28/4"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/74335"},{"type":"ADVISORY","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1216057"},{"type":"ADVISORY","url":"https://dovecot.org/pipermail/dovecot-news/2015-May/000292.html"},{"type":"ADVISORY","url":"https://dovecot.org/pipermail/dovecot/2015-April/100618.html"},{"type":"ARTICLE","url":"http://www.openwall.com/lists/oss-security/2015/04/27/1"},{"type":"ARTICLE","url":"http://www.openwall.com/lists/oss-security/2015/04/28/4"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1216057"}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}