Some models of these routers utilize the kernel module from KCodes, a Taiwanese company. The module shares USB devices over TCP, allowing clients to use various vendor-made drivers and software to connect to these devices. An attacker could send specific packets on the local network to exploit vulnerabilities in NetUSB. The vulnerability affects at least two NETGEAR Nighthawk Routers and potentially several other vendors/products. The following SNORT rules will detect exploitation attempts. The following rules may be released at a future date and current rules are subject to change.”]
Source: https://blog.talosintelligence.com/2019/06/vulnerability-spotlight-two-bugs-in.html