CVE-2007-6094: Ingate Firewall

Medium severity, CVSS 4.3. EPSS: 1.2% chance of exploitation in the next 30 days.

The IPsec module in the VPN component in Ingate Firewall before 4.6.0 and SIParator before 4.6.0 allows remote attackers to cause a denial of service (module crash) via an IPsec Phase 2 proposal that lacks Perfect Forward Secrecy (PFS).

Affected products

• Ingate Ingate Firewall: up to and including 4.5.2
• Ingate Ingate Siparator: up to and including 4.5.2

Published 2007-11-22. Last modified 2026-06-16.