This script is (C) 2003-2014 Tenable Network Security, Inc.
The remote device is missing a vendor-supplied security patch.
The remote VPN concentrator is subject to a VPN client
authentication vulnerability that can force a reload of the
concentrator when a very large string for the username prompt is sent.
This vulnerability is documented as Cisco bug ID CSCdx39981.
Risk factor :
Medium / CVSS Base Score : 5.0
CVSS Temporal Score : 4.3
Public Exploit Available : true