CVE-2009-1156: Cisco Adaptive Security Appliance 5500

Medium severity, CVSS 5.7. EPSS: 0.7% chance of exploitation in the next 30 days.

Unspecified vulnerability on Cisco Adaptive Security Appliances (ASA) 5500 Series devices 8.0 before 8.0(4)25 and 8.1 before 8.1(2)15, when an SSL VPN or ASDM access is configured, allows remote attackers to cause a denial of service (device reload) via a crafted (1) SSL or (2) HTTP packet.

Affected products

• Cisco Adaptive Security Appliance 5500: version 8.0 only; version 8.1 only
• Cisco Pix: version 8.0 only; version 8.1 only

Published 2009-04-09. Last modified 2026-06-16.