{"id":"CVE-2015-4171","details":"strongSwan 4.3.0 through 5.x before 5.3.2 and strongSwan VPN Client before 1.4.6, when using EAP or pre-shared keys for authenticating an IKEv2 connection, does not enforce server authentication restrictions until the entire authentication process is complete, which allows remote servers to obtain credentials by using a valid certificate and then reading the responses.","modified":"2026-01-27T04:15:02.743753Z","published":"2015-06-10T18:59:09Z","withdrawn":"2026-01-27T04:15:02.743753Z","related":["SUSE-SU-2015:1196-1","SUSE-SU-2015:1227-1","SUSE-SU-2015:1791-1","openSUSE-SU-2024:10579-1"],"references":[{"type":"FIX","url":"https://www.strongswan.org/blog/2015/06/08/strongswan-vulnerability-%2528cve-2015-4171%2529.html"},{"type":"FIX","url":"http://www.debian.org/security/2015/dsa-3282"},{"type":"FIX","url":"http://www.ubuntu.com/usn/USN-2628-1"},{"type":"FIX","url":"https://play.google.com/store/apps/details?id=org.strongswan.android"},{"type":"REPORT","url":"https://bugzilla.suse.com/show_bug.cgi?id=933591"},{"type":"WEB","url":"http://lists.opensuse.org/opensuse-updates/2015-06/msg00040.html"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2015/05/29/6"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2015/05/29/7"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2015/06/08/4"},{"type":"WEB","url":"http://www.securityfocus.com/bid/74933"},{"type":"WEB","url":"http://www.securitytracker.com/id/1032514"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2015-4171.html"}],"schema_version":"1.7.3"}