CVE-2006-0336: Kerio Winroute Firewall

Medium severity, CVSS 5.0. EPSS: 2% chance of exploitation in the next 30 days.

Kerio WinRoute Firewall before 6.1.4 Patch 2 allows attackers to cause a denial of service (CPU consumption and hang) via unknown vectors involving "browsing the web".

Affected products

• Kerio Winroute Firewall: version 5.0.1 only; version 5.0.2 only; version 5.0.3 only; version 5.0.4 only; version 5.0.5 only; version 5.0.6 only; …

Published 2006-01-21. Last modified 2026-06-16.