49426905b3
In _krb5_extract_ticket() the KDC-REP service name must be obtained from encrypted version stored in 'enc_part' instead of the unencrypted version stored in 'ticket'. Use of the unecrypted version provides an opportunity for successful server impersonation and other attacks. Submitted by: hrs Obtained from: Heimdal Security: FreeBSD-SA-17:05.heimdal Security: CVE-2017-11103