Huawei P9 smart phones with software versions earlier before EVA-AL00C00B365, versions earlier before EVA-AL10C00B365,Versions earlier before EVA-CL00C92B365, versions earlier before EVA-DL00C17B365, versions earlier before EVA-TL00C01B365 have a privilege escalation vulnerability. An unauthenticated attacker can bypass phone activation to user management page of the phone and create a new user. Successful exploit could allow the attacker operate part function of the phone.