CVE-2002-2397: Symantec Sygate Personal Firewall

High severity, CVSS 10.0. EPSS: 2.2% chance of exploitation in the next 30 days.

Sygate personal firewall 5.0 could allow remote attackers to bypass firewall filters via spoofed (1) source IP address of 127.0.0.1 or (2) network address of 127.0.0.0.

Affected products

• Symantec Sygate Personal Firewall: version 5.0 only

Published 2002-12-31. Last modified 2026-06-16.