Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects CBR750 before 4.6.3.6 RBR750 before 3.2.17.12 RBR850 before 3.2.17.12 RBS750 before 3.2.17.12 RBS850 before 3.2.17.12 RBK752 before 3.2.17.12 and RBK852 before 3.2.17.12.