A vulnerability was found in Tenda O6 1.0.0.7(2054). It has been declared as critical. This vulnerability affects the function frommacFilterModify of the file /goform/operateMacFilter. The manipulation of the argument mac leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.