CVE:CVE-2020-3262
CNNVD:CNNVD-202004-1106
Cisco Wireless LAN Controller（WLC）Software是美国思科（Cisco）公司的一套用于配置和管理WLC（无线局域网控制器）的软件。
Cisco WLC Software中的Control and Provisioning of Wireless Access Points(CAPWAP)协议处理器存在输入验证错误漏洞，该漏洞源于程序没有充分验证CAPWAP数据包。攻击者可利用该漏洞造成拒绝服务。
solution:Upgrade cisco 5508_wireless_controller_firmware to a higher version than 8.8(120.0,and avoid the version 8.8(120.0); Upgrade cisco 5520_wireless_controller_firmware to a higher version than 8.8(120.0,and avoid the version 8.8(120.0)