Description
SMTP proxy in WatchGuard Firebox (2500 and 4500) 4.5 and 4.6 allows a remote attacker to bypass firewall filtering via a base64 MIME encoded email attachment whose boundary name ends in two dashes.
References
- 20010628 RE: WatchGuard SMTP Proxy issue mailing-list
- 20010608 WatchGuard SMTP Proxy issue mailing-list
- firebox-smtp-bypass-filter(6682) vdb-entry
- 2855 vdb-entry