CVE:CVE-2020-8864
CNNVD:CNNVD-202002-1144
D-Link DIR-878等都是中国台湾友讯（D-Link）公司的一款无线路由器。
使用1.10B04版本固件的D-Link DIR-867、 DIR-878和DIR-882中HNAP登录请求的处理存在安全漏洞，该漏洞源于程序没有正确处理空密码。攻击者可利用该漏洞执行任意代码。
solution:Upgrade dlink dir-878_firmware to a higher version than 1.20b03,and avoid the version (,1.20b03]; Upgrade dlink dir-882_firmware to a higher version than 1.10b04,and avoid the version (,1.10b04]; Upgrade dlink dir-867_firmware to a higher version than 1.10b04,and avoid the version (,1.10b04]