CVE:CVE-2018-21114
CNNVD:CNNVD-202004-1898
NETGEAR R7800等都是美国网件（NETGEAR）公司的产品。NETGEAR R7800是一款无线路由器。NETGEAR D7800是一款无线调制解调器。NETGEAR WNDR4300是一款无线路由器。
多款NETGEAR产品中存在注入漏洞。该漏洞源于用户输入构造命令、数据结构或记录的操作过程中，网络系统或产品缺乏对用户输入数据的正确验证，未过滤或未正确过滤掉其中的特殊元素，导致系统或产品产生解析或解释方式错误。以下产品及版本受到影响：NETGEAR D7800 1.0.1.44之前版本；EX6150v2 1.0.1.70之前版本；EX6100v2 1.0.1.70之前版本；EX6200v2 1.0.1.64之前版本；EX7300 1.0.2.136之前版本；EX6400 1.0.2.136之前版本；R6100 1.0.1.16之前版本；R7500 1.0.0.110之前版本；R7800 1.0.2.32之前版本；R9000 1.0.4.12之前版本；WN3000RPv2 1.0.0.56之前版本；WN3000RPv3 1.0.2.52之前版本；WNDR4300v2 1.0.0.50之前版本；WNDR4500v3 1.0.0.50之前版本。
solution:Upgrade netgear d7800_firmware to a higher version than 1.0.1.44,and avoid the version (,1.0.1.44); Upgrade netgear ex6150_firmware to a higher version than 1.0.1.70,and avoid the version (,1.0.1.70); Upgrade netgear ex6100_firmware to a higher version than 1.0.1.70,and avoid the version (,1.0.1.70); Upgrade netgear ex6200_firmware to a higher version than 1.0.1.64,and avoid the version (,1.0.1.64); Upgrade netgear ex7300_firmware to a higher version than 1.0.2.136,and avoid the version (,1.0.2.136); Upgrade netgear ex6400_firmware to a higher version than 1.0.2.136,and avoid the version (,1.0.2.136); Upgrade netgear r6100_firmware to a higher version than 1.0.1.16,and avoid the version (,1.0.1.16); Upgrade netgear r7500_firmware to a higher version than 1.0.0.110,and avoid the version (,1.0.0.110); Upgrade netgear r7800_firmware to a higher version than 1.0.2.32,and avoid the version (,1.0.2.32); Upgrade netgear r9000_firmware to a higher version than 1.0.4.12,and avoid the version (,1.0.4.12); Upgrade netgear wn3000rp_firmware to a higher version than 1.0.0.56,1.0.2.52,and avoid the version (,1.0.0.56),(,1.0.2.52); Upgrade netgear wndr4300_firmware to a higher version than 1.0.0.50,and avoid the version (,1.0.0.50); Upgrade netgear wndr4500_firmware to a higher version than 1.0.0.50,and avoid the version (,1.0.0.50)