CVE-2010-0149: Cisco ASA 5500

High severity, CVSS 7.8. EPSS: 4.2% chance of exploitation in the next 30 days.

Unspecified vulnerability in Cisco ASA 5500 Series Adaptive Security Appliance 7.2 before 7.2(4.46), 8.0 before 8.0(4.38), 8.1 before 8.1(2.29), and 8.2 before 8.2(1.5); and Cisco PIX 500 Series Security Appliance; allows remote attackers to cause a denial of service (prevention of new connections) via crafted TCP segments during termination of the TCP connection that cause the connection to remain in CLOSEWAIT status, aka "TCP Connection Exhaustion Denial of Service Vulnerability."

Affected products

• Cisco ASA 5500: version 7.1 only; version 7.2 only; version 8.0 only; version 8.1 only; version 8.2 only
• Cisco Pix 500: any version

Published 2010-02-19. Last modified 2026-06-16.