CVE:CVE-2020-5761
CNNVD:CNNVD-202007-1728
Grandstream HT800 series是美国潮流网络（Grandstream）公司的一款HT800系列模拟电话适配器。
使用1.0.17.5及之前版本固件的Grandstream HT800 series中存在安全漏洞。远程攻击者可通过向TR-069服务发送不带有回车字符（
）的TCP消息利用该漏洞导致CPU耗尽。
solution:Upgrade grandstream ht801_firmware to a higher version than 1.0.17.5,and avoid the version (,1.0.17.5]; Upgrade grandstream ht802_firmware to a higher version than 1.0.17.5,and avoid the version (,1.0.17.5]; Upgrade grandstream ht812_firmware to a higher version than 1.0.17.5,and avoid the version (,1.0.17.5]; Upgrade grandstream ht814_firmware to a higher version than 1.0.17.5,and avoid the version (,1.0.17.5]; Upgrade grandstream ht818_firmware to a higher version than 1.0.17.5,and avoid the version (,1.0.17.5]; Upgrade grandstream ht813_firmware to a higher version than 1.0.17.5,and avoid the version (,1.0.17.5]