Pyramid BenHur Firewall active FTP portfilter ruleset results in a firewall leak

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 - -------------------------------------------------------------------- Title: Pyramid BenHur Firewall active FTP portfilter ruleset results in a firewall leak Advisory-ID: ae-200207-028 Published: 22 Jul 2002 URLs: This advisory...

Pyramid BenHur Firewall protection bypass

By using TCP/20 as a source port it's possible to bypass firewall protection...