CVE-2008-2055: Cisco Adaptive Security Appliance Software

High severity, CVSS 7.8. EPSS: 2.3% chance of exploitation in the next 30 days.

Cisco Adaptive Security Appliance (ASA) and Cisco PIX security appliance 7.1.x before 7.1(2)70, 7.2.x before 7.2(4), and 8.0.x before 8.0(3)10 allows remote attackers to cause a denial of service via a crafted TCP ACK packet to the device interface.

Affected products

• Cisco Adaptive Security Appliance Software: version 7.1 only; version 7.2.2 only; version 8.0 only
• Cisco Pix Security Appliance: version 7.1 only; version 7.2 only; version 8.0 only

Published 2008-06-04. Last modified 2026-06-16.