Belkin F9K1122 webs formPPPoESetup stack-based overflow

A vulnerability, which was classified as critical, was found in Belkin F9K1122 1.00.33. This affects the function formPPPoESetup of the file /goform/formPPPoESetup of the component webs. The manipulation of the argument pppUserName leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.