CVE-2000-0613: Cisco Pix Firewall

Medium severity, CVSS 5.0. EPSS: 9.2% chance of exploitation in the next 30 days.

Cisco Secure PIX Firewall does not properly identify forged TCP Reset (RST) packets, which allows remote attackers to force the firewall to close legitimate connections.

Affected products

• Cisco Pix Firewall: any version

Published 2000-03-20. Last modified 2026-06-16.