CVE:CVE-2013-1103
CNNVD:CNNVD-201301-499
Cisco Wireless LAN Controller（WLC）是美国思科（Cisco）公司的一款无线局域网控制器产品。该产品在无线局域网中提供安全策略、入侵检测等功能。
Cisco Wireless LAN Controller (WLC)带有软件的设备7.0.220.0之前的7.0版本，7.1.91.0之前的7.1版本，7.2.103.0 之前的7.2版本中存在漏洞。通过特制的SIP报文，远程攻击者利用该漏洞导致拒绝服务（访问点重载）。
solution:Upgrade cisco wireless_lan_controller_software to a higher version than 7.0,7.0.98.0,7.1,7.2,7.3,and avoid the version 7.0,7.0.98.0,7.1,7.2,7.3; Upgrade cisco 2000_wireless_lan_controller to a higher version than *; Upgrade cisco 2100_wireless_lan_controller to a higher version than *; Upgrade cisco 2500_wireless_lan_controller to a higher version than -; Upgrade cisco 4100_wireless_lan_controller to a higher version than *; Upgrade cisco 4400_wireless_lan_controller to a higher version than *; Upgrade cisco 5500_wireless_lan_controller to a higher version than -; Upgrade cisco 7500_wireless_lan_controller to a higher version than -; Upgrade cisco 8500_wireless_lan_controller to a higher version than -