CVE-2011-3296

high Cisco
CVSS v3 Base Score
7.8
AV:N/AC:L/Au:N/C:N/I:N/A:C
EPSS Score
0.7%
Exploitation probability in 30 days
Top 28% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
Low
Confidentiality
None
Integrity
None
Availability
C
Published: October 6, 2011 (5334 days ago)
Last Modified: April 29, 2026
Vendor: Cisco
Source: NVD

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.

CWE

CWE-399

Affected Products

cisco firewall services module softwarecisco catalyst 6500cisco catalyst 7600

References

🔗 www.cisco.com 🔗 exchange.xforce.ibmcloud.com 🔗 www.cisco.com 🔗 exchange.xforce.ibmcloud.com