Cisco Firewall Services Module 4.0

The Cisco Firewall Services Module (FWSM) 2.x, 3.1 before 3.1(16), 3.2 before 3.2(13), and 4.0 before 4.0(6) for Cisco Catalyst 6500 switches and Cisco 7600 routers allows remote attackers to cause a denial of service (traffic-handling outage) via a series of malformed ICMP messages.

The Cisco Firewall Services Module (FWSM) 4.0 before 4.0(8), as used in for the Cisco Catalyst 6500 switches, Cisco 7600 routers, and ASA 5500 Adaptive Security Appliances, allows remote attackers to cause a denial of service (crash) via a malformed Skinny Client Control Protocol (SCCP) message.