CVE-2011-3298

Severity: high (CVSS 7.9 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2011-10-06 · updated 2026-06-16
Weakness: CWE-287

Description

Cisco Adaptive Security Appliances (ASA) 5500 series devices, and the ASA Services module in Cisco Catalyst 6500 series devices, with software 7.0 before 7.0(8.13), 7.1 and 7.2 before 7.2(5.3), 8.0 before 8.0(5.24), 8.1 before 8.1(2.50), 8.2 before 8.2(5), 8.3 before 8.3(2.18), 8.4 before 8.4(1.10), and 8.5 before 8.5(1.1) and 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) allow remote attackers to bypass authentication via a crafted TACACS+ reply, aka Bug IDs CSCto40365 and CSCto74274.

Affected products

Cisco 5500 Series Adaptive Security Appliance: all versions
Cisco ASA Software: 7.0, 7.0(0), 7.0(1), 7.0(2), 7.0(4), 7.0(5) (+67)
Cisco Asa 5500: all versions
Cisco Catalyst 6500: all versions
Cisco Catalyst 7600: all versions
Cisco Firewall Services Module Software: 3.1, 3.1(2), 3.1(3), 3.1(4), 3.1(5), 3.1(6) (+58)

References

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