CVE:CVE-2018-21193
CNNVD:CNNVD-202004-2257
NETGEAR D6100等都是美国网件（NETGEAR）公司的产品。NETGEAR D6100是一款无线调制解调器。NETGEAR WNDR3700是一款无线路由器。NETGEAR R6100是一款无线路由器。
多款NETGEAR产品中存在缓冲区错误漏洞。该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。以下产品及版本受到影响：NETGEAR D6100 1.0.0.57之前版本；D7800 1.0.1.34之前版本；R6100 1.0.1.20之前版本；R7500 1.0.0.122之前版本；R7500v2 1.0.3.24之前版本；R7800 1.0.2.40之前版本；WNDR3700v4 1.0.2.92之前版本；WNDR4300 1.0.2.94之前版本；WNDR4300v2 1.0.0.50之前版本；WNDR4500v3 1.0.0.50之前版本；WNR2000v5 1.0.0.62之前版本。
solution:Upgrade netgear d6100_firmware to a higher version than 1.0.0.57,and avoid the version (,1.0.0.57); Upgrade netgear d7800_firmware to a higher version than 1.0.1.34,and avoid the version (,1.0.1.34); Upgrade netgear r6100_firmware to a higher version than 1.0.1.20,and avoid the version (,1.0.1.20); Upgrade netgear r7500_firmware to a higher version than 1.0.0.122,1.0.3.24,and avoid the version (,1.0.0.122),(,1.0.3.24); Upgrade netgear r7800_firmware to a higher version than 1.0.2.40,and avoid the version (,1.0.2.40); Upgrade netgear wndr3700_firmware to a higher version than 1.0.2.92,and avoid the version (,1.0.2.92); Upgrade netgear wndr4300_firmware to a higher version than 1.0.2.94,1.0.0.50,and avoid the version (,1.0.2.94),(,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); Upgrade netgear wnr2000_firmware to a higher version than 1.0.0.62,and avoid the version (,1.0.0.62)