CVE-2011-3296 - CVE House
Back to Database
Status published High CVE-2011-3296

Cisco Firewall Services Module (aka FWSM) 3.1 before 3.1(21), 3.2...

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2011-3296

Credits & Attribution

No credits recorded in the NVD database.

References

More from cisco

View All →
CVE-2025-27091
OpenH264 Decoding Functions Heap Overflow Vulnerability
High 8.6
CVE-2023-25653
Improper calculations in ECC implementation can trigger a Denial-of-Service (DoS)
High 7.5
CVE-2021-33478
The TrustZone implementation in certain Broadcom MediaxChange firmware could allow...
Medium 6.8
CVE-2020-16139
A denial-of-service in Cisco Unified IP Conference Station 7937G 1-4-4-0...
High 7.5
CVE-2020-16138
A denial-of-service issue in Cisco Unified IP Conference Station 7937G...
High 7.5

Affected Vendor

Affected Software

firewall services module software, catalyst 6500, catalyst 7600
Vulnerable Versions:
3.1, 3.1\(2\), 3.1\(3\), 3.1\(4\), 3.1\(5\), 3.1\(6\), 3.1\(7\), 3.1\(8\), 3.1\(9\), 3.1\(10\), 3.1\(11\), 3.1\(12\), 3.1\(13\), 3.1\(14\), 3.1\(15\), 3.1\(16\), 3.1\(17\), 3.1\(18\), 3.1\(19\), 3.1\(20\), 3.2, 3.2\(1\), 3.2\(2\), 3.2\(3\), 3.2\(4\), 3.2\(5\), 3.2\(6\), 3.2\(7\), 3.2\(8\), 3.2\(9\), 3.2\(10\), 3.2\(11\), 3.2\(12\), 3.2\(13\), 3.2\(14\), 3.2\(15\), 3.2\(16\), 3.2\(17\), 3.2\(18\), 3.2\(19\), 3.2\(20\), 3.2\(21\), 4.0, 4.0\(1\), 4.0\(2\), 4.0\(3\), 4.0\(4\), 4.0\(5\), 4.0\(6\), 4.0\(7\), 4.0\(8\), 4.0\(10\), 4.0\(11\), 4.0\(12\), 4.0\(13\), 4.0\(14\), 4.0\(15\), 4.1, 4.1\(1\), 4.1\(2\), 4.1\(3\), 4.1\(4\), 4.1\(5\), 4.1\(6\)

Timeline

Official Publish: October 6th, 2011
Last Modified: August 6th, 2024
Added to House: July 19th, 2026

CVSS Vectors

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.