This script is (C) 2010-2014 Tenable Network Security, Inc.
The remote device is missing a vendor-supplied security patch.
Cisco devices running affected versions of Cisco IOS Software are
vulnerable to a denial of service (DoS) attack if configured for IP
tunnels and Cisco Express Forwarding.
Cisco has released free software updates that address this
See also :
Apply the relevant patch referenced in Cisco Security Advisory
Risk factor :
High / CVSS Base Score : 7.1
CVSS Temporal Score : 5.9
Public Exploit Available : true