CVE:CVE-2021-45638
CNNVD:CNNVD-202112-2434
Netgear NETGEAR是美国网件（Netgear）公司的一款路由器。连接两个或多个网络的硬件设备，在网络间起网关的作用。
某些NETGEAR设备存在安全漏洞，未经身份验证的攻击者可利用该漏洞进行基于堆栈的缓冲区溢出。以下产品及版本受到影响：1.0.0.68之前的D6220, 1.0.0.102之前的D6400,1.0.0.74之前的D7000v2,1.0.3.60之前的D8500, 1.0.0.56之前的d112a,1.0.4.50之前的R6300v2,1.0.1.68之前的R6400, 1.0.11.116之前的R7000,1.0.0.70之前的R7100LG,2.6.2.8之前的RBS40V, 2.6.2.2之前的RBW30,1.5.1.80之前的r400,1.3.2.132之前的R7000P，R6900P在1.3.2.132之前。
solution:Upgrade netgear d6220_firmware to a higher version than 1.0.0.68,and avoid the version (,1.0.0.68); Upgrade netgear d6400_firmware to a higher version than 1.0.0.102,and avoid the version (,1.0.0.102); Upgrade netgear d7000v2_firmware to a higher version than 1.0.0.74,and avoid the version (,1.0.0.74); Upgrade netgear d8500_firmware to a higher version than 1.0.3.60,and avoid the version (,1.0.3.60); Upgrade netgear dc112a_firmware to a higher version than 1.0.0.56,and avoid the version (,1.0.0.56); Upgrade netgear r6300v2_firmware to a higher version than 1.0.4.50,and avoid the version (,1.0.4.50); Upgrade netgear r6400_firmware to a higher version than 1.0.1.68,and avoid the version (,1.0.1.68); Upgrade netgear r7000_firmware to a higher version than 1.0.11.116,and avoid the version (,1.0.11.116); Upgrade netgear r7100lg_firmware to a higher version than 1.0.0.70,and avoid the version (,1.0.0.70); Upgrade netgear r7000p_firmware to a higher version than 1.3.2.132,and avoid the version (,1.3.2.132); Upgrade netgear rbs40v_firmware to a higher version than 2.6.2.8,and avoid the version (,2.6.2.8); Upgrade netgear rbw30_firmware to a higher version than 2.6.2.2,and avoid the version (,2.6.2.2); Upgrade netgear rs400_firmware to a higher version than 1.5.1.80,and avoid the version (,1.5.1.80); Upgrade netgear r6900p_firmware to a higher version than 1.3.2.132,and avoid the version (,1.3.2.132)