CVE-2012-0371: Cisco 2000 Wireless Lan Controller

High severity, CVSS 9.3. EPSS: 1.8% chance of exploitation in the next 30 days.

Cisco Wireless LAN Controller (WLC) devices with software 4.x, 5.x, 6.0, and 7.0 before 7.0.220.4, when CPU-based ACLs are enabled, allow remote attackers to read or modify the configuration via unspecified vectors, aka Bug ID CSCtu56709.

Affected products

• Cisco 2000 Wireless Lan Controller
• Cisco 2100 Wireless Lan Controller
• Cisco 2106 Wireless Lan Controller
• Cisco 2112 Wireless Lan Controller
• Cisco 2125 Wireless Lan Controller
• Cisco 2500 Wireless Lan Controller
• Cisco 2504 Wireless Lan Controller
• Cisco 4100 Wireless Lan Controller
• Cisco 4400 Wireless Lan Controller
• Cisco 4402 Wireless Lan Controller
• Cisco 4404 Wireless Lan Controller
• Cisco 5508 Wireless Controller
• Cisco Wireless Lan Controller Software: version 4.0 only; version 4.0.108 only; version 4.0.155.0 only; version 4.0.155.5 only; version 4.0.179.8 only; version 4.0.179.11 only; …

Published 2012-03-01. Last modified 2026-06-16.