This script is Copyright (C) 2003-2013 Tenable Network Security, Inc.
The remote host is using an authentication protocol with cryptographic
The remote host is running Kerberos IV.
It has been demonstrated that the Kerberos IV protocol has inherent
design flaws that make it insecure to use.
See also :
Use Kerberos 5 instead. If you run Kerberos 5 with Kerberos IV
backward compatibility, make sure you upgrade to version 1.3.
Risk factor :
High / CVSS Base Score : 7.5
CVSS Temporal Score : 5.5
Public Exploit Available : false