cgi-bin/setup_virtualserver.exe on the Belkin F5D7230-4 router with firmware 9.01.10 allows remote attackers to cause a denial of service (control center outage) via an HTTP request with invalid POST data and a "Connection: Keep-Alive" header.
Improper Input Validation The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly.