{"id":"CVE-2010-4021","details":"The Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.7 does not properly restrict the use of TGT credentials for armoring TGS requests, which might allow remote authenticated users to impersonate a client by rewriting an inner request, aka a \"KrbFastReq forgery issue.\"","modified":"2026-04-10T03:41:28.997469Z","published":"2010-12-02T16:22:21Z","related":["openSUSE-SU-2024:10004-1"],"references":[{"type":"ADVISORY","url":"http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2010-007.txt"},{"type":"ADVISORY","url":"http://www.mandriva.com/security/advisories?name=MDVSA-2010:246"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-1030-1"},{"type":"ADVISORY","url":"http://www.vmware.com/security/advisories/VMSA-2011-0007.html"},{"type":"ADVISORY","url":"http://www.vupen.com/english/advisories/2010/3094"},{"type":"ADVISORY","url":"http://www.vupen.com/english/advisories/2010/3118"},{"type":"WEB","url":"http://kb.vmware.com/kb/1035108"},{"type":"WEB","url":"http://lists.apple.com/archives/security-announce/2011/Mar/msg00006.html"},{"type":"WEB","url":"http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00000.html"},{"type":"WEB","url":"http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00006.html"},{"type":"WEB","url":"http://lists.vmware.com/pipermail/security-announce/2011/000133.html"},{"type":"WEB","url":"http://osvdb.org/69607"},{"type":"WEB","url":"http://support.apple.com/kb/HT4581"},{"type":"WEB","url":"http://www.securityfocus.com/archive/1/514953/100/0/threaded"},{"type":"WEB","url":"http://www.securityfocus.com/archive/1/517739/100/0/threaded"},{"type":"WEB","url":"http://www.securityfocus.com/bid/45122"},{"type":"WEB","url":"http://www.securitytracker.com/id?1024803"}],"schema_version":"1.7.5"}