This script is Copyright (C) 2003-2016 Tenable Network Security, Inc.
Firewall rulesets can be bypassed.
It is possible to bypass the rules of the remote firewall by sending
UDP packets with a source port equal to 53.
An attacker may use this flaw to inject UDP packets to the remote
hosts, in spite of the presence of a firewall.
See also :
Either contact the vendor for an update or review the firewall rules
Risk factor :
High / CVSS Base Score : 7.5
CVSS Temporal Score : 7.5
Public Exploit Available : false