Huawei P9 phones with software EVA-AL10C00,EVA-CL10C00,EVA-DL10C00,EVA-TL10C00 and P9 Lite phones with software VNS-L21C185 allow attackers to bypass the factory reset protection (FRP) to enter some functional modules without authorization and perform operations to update the Google account.
http://www.securityfocus.com/bid/94836
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20161207-01-smartphone-en