{"id":"UBUNTU-CVE-2013-1417","details":"do_tgs_req.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.11 before 1.11.4, when a single-component realm name is used, allows remote authenticated users to cause a denial of service (daemon crash) via a TGS-REQ request that triggers an attempted cross-realm referral for a host-based service principal.","modified":"2025-07-16T07:31:09.965446Z","published":"2013-11-20T14:12:00Z","withdrawn":"2025-07-18T16:42:49Z","upstream":["CVE-2013-1417"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2013-1417"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1030743"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2013-1417"}],"affected":[{"package":{"name":"krb5","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/krb5@1.12+dfsg-2ubuntu4?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.12+dfsg-2ubuntu4"}]}],"versions":["1.10.1+dfsg-6.1ubuntu1","1.11.3+dfsg-3ubuntu2","1.12+dfsg-2ubuntu1","1.12+dfsg-2ubuntu2","1.12+dfsg-2ubuntu3"],"ecosystem_specific":{"binaries":[{"binary_version":"1.12+dfsg-2ubuntu4","binary_name":"krb5-admin-server"},{"binary_version":"1.12+dfsg-2ubuntu4","binary_name":"krb5-doc"},{"binary_version":"1.12+dfsg-2ubuntu4","binary_name":"krb5-gss-samples"},{"binary_version":"1.12+dfsg-2ubuntu4","binary_name":"krb5-kdc"},{"binary_version":"1.12+dfsg-2ubuntu4","binary_name":"krb5-kdc-ldap"},{"binary_version":"1.12+dfsg-2ubuntu4","binary_name":"krb5-locales"},{"binary_version":"1.12+dfsg-2ubuntu4","binary_name":"krb5-multidev"},{"binary_version":"1.12+dfsg-2ubuntu4","binary_name":"krb5-otp"},{"binary_version":"1.12+dfsg-2ubuntu4","binary_name":"krb5-pkinit"},{"binary_version":"1.12+dfsg-2ubuntu4","binary_name":"krb5-user"},{"binary_version":"1.12+dfsg-2ubuntu4","binary_name":"libgssapi-krb5-2"},{"binary_version":"1.12+dfsg-2ubuntu4","binary_name":"libgssrpc4"},{"binary_version":"1.12+dfsg-2ubuntu4","binary_name":"libk5crypto3"},{"binary_version":"1.12+dfsg-2ubuntu4","binary_name":"libkadm5clnt-mit9"},{"binary_version":"1.12+dfsg-2ubuntu4","binary_name":"libkadm5srv-mit8"},{"binary_version":"1.12+dfsg-2ubuntu4","binary_name":"libkadm5srv-mit9"},{"binary_version":"1.12+dfsg-2ubuntu4","binary_name":"libkdb5-7"},{"binary_version":"1.12+dfsg-2ubuntu4","binary_name":"libkrad-dev"},{"binary_version":"1.12+dfsg-2ubuntu4","binary_name":"libkrad0"},{"binary_version":"1.12+dfsg-2ubuntu4","binary_name":"libkrb5-3"},{"binary_version":"1.12+dfsg-2ubuntu4","binary_name":"libkrb5-dbg"},{"binary_version":"1.12+dfsg-2ubuntu4","binary_name":"libkrb5-dev"},{"binary_version":"1.12+dfsg-2ubuntu4","binary_name":"libkrb5support0"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2013/UBUNTU-CVE-2013-1417.json"}}],"schema_version":"1.7.3","severity":[{"type":"Ubuntu","score":"medium"}]}