Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D6220 before 1.0.0.68 D6400 before 1.0.0.102 D7000v2 before 1.0.0.74 D8500 before 1.0.3.60 DC112A before 1.0.0.56 R6300v2 before 1.0.4.50 R6400 before 1.0.1.68 R7000 before 1.0.11.116 R7100LG before 1.0.0.70 RBS40V before 2.6.2.8 RBW30 before 2.6.2.2 RS400 before 1.5.1.80 R7000P before 1.3.2.132 and R6900P before 1.3.2.132.