CVE-2011-0394: Cisco 5500 Series Adaptive Security Appliance

High severity, CVSS 7.8. EPSS: 3.4% chance of exploitation in the next 30 days.

Cisco Adaptive Security Appliances (ASA) 5500 series devices with software 7.0 before 7.0(8.11), 7.1 and 7.2 before 7.2(5.1), 8.0 before 8.0(5.19), 8.1 before 8.1(2.47), 8.2 before 8.2(2.19), and 8.3 before 8.3(1.8); Cisco PIX Security Appliances 500 series devices; and Cisco Firewall Services Module (aka FWSM) 3.1 before 3.1(20), 3.2 before 3.2(20), 4.0 before 4.0(15), and 4.1 before 4.1(5) allow remote attackers to cause a denial of service (device reload) via a malformed Skinny Client Control Protocol (SCCP) message, aka Bug IDs CSCtg69457 and CSCtl84952.

Affected products

• Cisco 5500 Series Adaptive Security Appliance
• Cisco Adaptive Security Appliance: version 8.1(1) only; version 8.1(2) only
• Cisco Adaptive Security Appliance Software: up to and including 8.3\(1\); version 7.0 only; version 7.0(0) only; version 7.0(2) only; version 7.0(4) only; version 7.0(5) only; …
• Cisco ASA 5500
• Cisco Firewall Services Module
• Cisco Firewall Services Module Software: version 3.1 only; version 3.1(5) only; version 3.1(6) only; version 3.1(16) only; version 3.1(17) only; version 3.1(18) only; …
• Cisco Pix 500: any version

Published 2011-02-25. Last modified 2026-06-16.