CVE-2001-0204: WatchGuard Firebox Ii

Medium severity, CVSS 5.0. EPSS: 1.7% chance of exploitation in the next 30 days.

Watchguard Firebox II allows remote attackers to cause a denial of service by establishing multiple connections and sending malformed PPTP packets.

Affected products

• WatchGuard Firebox Ii: any version

Published 2001-06-02. Last modified 2026-06-16.