Firewall UDP Packet Source Port 53 Ruleset Bypass
High Nessus Plugin ID 11580
SynopsisFirewall rulesets can be bypassed.
DescriptionIt 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.
SolutionEither contact the vendor for an update or review the firewall rules settings.