CVE:CVE-2022-27646
CNNVD:CNNVD-202203-2060
NETGEAR R6700v3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。
NETGEAR R6700v3 1.0.4.120_10.0.91版本存在授权问题漏洞。攻击者利用该漏洞通过特制的circleinfo.txt文件触发固定长度的基于堆栈的缓冲区溢出，进而在root环境中执行代码。
solution:Upgrade netgear r6400_firmware to a higher version than 1.0.4.126,and avoid the version (,1.0.4.126); Upgrade netgear r6700_firmware to a higher version than 1.0.4.126,and avoid the version (,1.0.4.126); Upgrade netgear r6900p_firmware to a higher version than 1.3.3.148,and avoid the version (,1.3.3.148); Upgrade netgear r7000_firmware to a higher version than 1.0.11.134,and avoid the version (,1.0.11.134); Upgrade netgear r7000p_firmware to a higher version than 1.3.3.148,and avoid the version (,1.3.3.148); Upgrade netgear r7850_firmware to a higher version than 1.0.5.84,and avoid the version (,1.0.5.84); Upgrade netgear r7960p_firmware to a higher version than 1.4.3.88,and avoid the version (,1.4.3.88); Upgrade netgear r8000_firmware to a higher version than 1.0.4.84,and avoid the version (,1.0.4.84); Upgrade netgear r8000p_firmware to a higher version than 1.4.3.88,and avoid the version (,1.4.3.88); Upgrade netgear rax200_firmware to a higher version than 1.0.6.138,and avoid the version (,1.0.6.138); Upgrade netgear rax75_firmware to a higher version than 1.0.6.138,and avoid the version (,1.0.6.138); Upgrade netgear rax80_firmware to a higher version than 1.0.6.138,and avoid the version (,1.0.6.138); Upgrade netgear rs400_firmware to a higher version than 1.5.1.86,and avoid the version (,1.5.1.86); Upgrade netgear cbr40_firmware to a higher version than 2.5.0.28,and avoid the version (,2.5.0.28); Upgrade netgear lbr1020_firmware to a higher version than 2.7.4.2,and avoid the version (,2.7.4.2); Upgrade netgear lbr20_firmware to a higher version than 2.7.4.2,and avoid the version (,2.7.4.2); Upgrade netgear rbr10_firmware to a higher version than 2.7.4.24,and avoid the version (,2.7.4.24); Upgrade netgear rbr20_firmware to a higher version than 2.7.4.24,and avoid the version (,2.7.4.24); Upgrade netgear rbr40_firmware to a higher version than 2.7.4.24,and avoid the version (,2.7.4.24); Upgrade netgear rbr50_firmware to a higher version than 2.7.4.24,and avoid the version (,2.7.4.24); Upgrade netgear rbs10_firmware to a higher version than 2.7.4.24,and avoid the version (,2.7.4.24); Upgrade netgear rbs20_firmware to a higher version than 2.7.4.24,and avoid the version (,2.7.4.24); Upgrade netgear rbs40_firmware to a higher version than 2.7.4.24,and avoid the version (,2.7.4.24); Upgrade netgear rbs50_firmware to a higher version than 2.7.4.24,and avoid the version (,2.7.4.24)