{"id":"CVE-2013-4548","details":"The mm_newkeys_from_blob function in monitor_wrap.c in sshd in OpenSSH 6.2 and 6.3, when an AES-GCM cipher is used, does not properly initialize memory for a MAC context data structure, which allows remote authenticated users to bypass intended ForceCommand and login-shell restrictions via packet data that provides a crafted callback address.","modified":"2026-04-10T03:43:00.856017Z","published":"2013-11-08T15:55:13Z","references":[{"type":"ADVISORY","url":"http://www.openssh.com/txt/gcmrekey.adv"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-2014-1"},{"type":"WEB","url":"http://lists.opensuse.org/opensuse-security-announce/2013-11/msg00017.html"},{"type":"WEB","url":"http://marc.info/?l=bugtraq&m=141576985122836&w=2"},{"type":"WEB","url":"http://openwall.com/lists/oss-security/2013/11/08/3"}],"schema_version":"1.7.5"}