NETGEAR R6250 before 1.0.4.6.Beta R6400 before 1.0.1.18.Beta R6700 before 1.0.1.14.Beta R6900 R7000 before 1.0.7.6.Beta R7100LG before 1.0.0.28.Beta R7300DST before 1.0.0.46.Beta R7900 before 1.0.1.8.Beta R8000 before 1.0.3.26.Beta D6220 D6400 D7000 and possibly other routers allow remote attackers to execute arbitrary commands via shell metacharacters in the path info to cgi-bin/.