CVE-2011-3296

Cisco FWSM 3.1-4.1 DoS via IPv6 Syslog Message

Title source: llm
STIX 2.1

Description

Cisco Firewall Services Module (aka FWSM) 3.1 before 3.1(21), 3.2 before 3.2(22), 4.0 before 4.0(16), and 4.1 before 4.1(7), when IPv6 is used, allows remote attackers to cause a denial of service (memory corruption and module crash or hang) via vectors that trigger syslog message 302015, aka Bug ID CSCti83875.

References (2)

Core 2
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/70326
Vendor Advisory vendor-advisory x_refsource_cisco
http://www.cisco.com/warp/public/707/cisco-sa-20111005-fwsm.shtml

Scores

EPSS 0.0177
EPSS Percentile 75.8%

Details

CWE
CWE-399
Status published
Products (50)
cisco/catalyst_6500
cisco/catalyst_7600
cisco/firewall_services_module_software 3.1
cisco/firewall_services_module_software 3.1\(2\)
cisco/firewall_services_module_software 3.1\(3\)
cisco/firewall_services_module_software 3.1\(4\)
cisco/firewall_services_module_software 3.1\(5\)
cisco/firewall_services_module_software 3.1\(6\)
cisco/firewall_services_module_software 3.1\(7\)
cisco/firewall_services_module_software 3.1\(8\)
... and 40 more
Published Oct 06, 2011
Tracked Since Feb 18, 2026