{"id":"CVE-2010-4020","details":"MIT Kerberos 5 (aka krb5) 1.8.x through 1.8.3 does not reject RC4 key-derivation checksums, which might allow remote authenticated users to forge a (1) AD-SIGNEDPATH or (2) AD-KDC-ISSUED signature, and possibly gain privileges, by leveraging the small key space that results from certain one-byte stream-cipher operations.","modified":"2026-02-05T10:45:33.838743Z","published":"2010-12-02T16:22:21Z","related":["openSUSE-SU-2024:10004-1"],"references":[{"type":"ADVISORY","url":"http://secunia.com/advisories/42399"},{"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.oracle.com/technetwork/topics/security/cpujul2015-2367936.html"},{"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/2010/3095"},{"type":"ADVISORY","url":"http://www.vupen.com/english/advisories/2010/3118"},{"type":"FIX","url":"http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html"},{"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.fedoraproject.org/pipermail/package-announce/2010-December/051976.html"},{"type":"WEB","url":"http://lists.fedoraproject.org/pipermail/package-announce/2010-December/051999.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/69608"},{"type":"WEB","url":"http://support.apple.com/kb/HT4581"},{"type":"WEB","url":"http://www.redhat.com/support/errata/RHSA-2010-0925.html"},{"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/45117"},{"type":"WEB","url":"http://www.securitytracker.com/id?1024803"}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L"}]}