The vulnerability in the ddns.cgi microprogramming system of Netgear R8500’s routers allows a hacker to induce a service failure.

The vulnerability in the ddns.cgi microprogramming software of Netgear R8500 routers stems from the copying of buffers without checking the size of the input data during the processing of the sysDNSHos parameter. Exploiting this vulnerability allows a malicious actor to cause service failures...