Huawei VIP App is a mobile app for Malaysia customers that purchased P20 Series, Nova 3/3i and Mate 20. There is a vulnerability in versions before 4.0.5 that attackers can conduct bruteforce to the VIP App Web Services to get user information.
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20181129-01-huaweivip-en