Tenda A15 wepkey1 parameter stack overflow vulnerability

Tenda A15 is a WiFi extender from Tenda, China. A stack overflow vulnerability exists in the Tenda A15 wepkey1 parameter, which stems from a lack of length checking of input data in the wepkey1 parameter of /goform/WifiBasicSet, and can be exploited by attackers to execute arbitrary code on the system.