CVE:CVE-2021-35030
CNNVD:CNNVD-202107-2042
Zyxel GS1900-8是中国台湾合勤（Zyxel）公司的一款智能网管交换机，具有千兆速度和基本管理功能，可为用户的业务网络带来更大的灵活性和连接性。
 Zyxel GS1900-8 firmware存在跨站脚本漏洞，该漏洞允许经过身份验证的本地用户通过精心制作的LLDP包执行跨站脚本攻击。
solution:Upgrade zyxel gs1900-8_firmware to a higher version than 2.70,and avoid the version (,2.70); Upgrade zyxel gs1900-8hp_firmware to a higher version than 2.70,and avoid the version (,2.70); Upgrade zyxel gs1900-10hp_firmware to a higher version than 2.70,and avoid the version (,2.70); Upgrade zyxel gs1900-16_firmware to a higher version than 2.70,and avoid the version (,2.70); Upgrade zyxel gs1900-24e_firmware to a higher version than 2.70,and avoid the version (,2.70); Upgrade zyxel gs1900-24ep_firmware to a higher version than 2.70,and avoid the version (,2.70); Upgrade zyxel gs1900-24_firmware to a higher version than 2.70,and avoid the version (,2.70); Upgrade zyxel gs1900-24hp_firmware to a higher version than 2.70,and avoid the version (,2.70); Upgrade zyxel gs1900-24hpv2_firmware to a higher version than 2.70,and avoid the version (,2.70); Upgrade zyxel gs1900-48_firmware to a higher version than 2.70,and avoid the version (,2.70); Upgrade zyxel gs1900-48hp_firmware to a higher version than 2.70,and avoid the version (,2.70); Upgrade zyxel gs1900-48hpv2_firmware to a higher version than 2.70,and avoid the version (,2.70)