{"id":"CVE-2009-1958","details":"charon/sa/tasks/child_create.c in the charon daemon in strongSWAN before 4.3.1 switches the NULL checks for TSi and TSr payloads, which allows remote attackers to cause a denial of service via an IKE_AUTH request without a (1) TSi or (2) TSr traffic selector.","modified":"2026-01-27T04:09:50.050287Z","published":"2009-06-08T01:00:00Z","withdrawn":"2026-01-27T04:09:50.050287Z","references":[{"type":"ADVISORY","url":"http://download.strongswan.org/CHANGES4.txt"},{"type":"ADVISORY","url":"http://secunia.com/advisories/35296"},{"type":"ADVISORY","url":"http://secunia.com/advisories/35685"},{"type":"ADVISORY","url":"http://secunia.com/advisories/36922"},{"type":"ADVISORY","url":"http://www.debian.org/security/2009/dsa-1899"},{"type":"FIX","url":"http://download.strongswan.org/patches/04_swapped_ts_check_patch/strongswan-4.x.x._swapped_ts_check.patch"},{"type":"FIX","url":"http://download.strongswan.org/patches/04_swapped_ts_check_patch/strongswan-4.x.x._swapped_ts_check.readme"},{"type":"WEB","url":"http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html"},{"type":"WEB","url":"http://www.securityfocus.com/bid/35178"},{"type":"WEB","url":"https://lists.strongswan.org/pipermail/users/2009-May/003457.html"}],"schema_version":"1.7.3"}