HUAWEI P30 Pro versions earlier than 10.1.0.160(C00E160R2P8) have a path traversal vulnerability. The system does not sufficiently validate certain pathname, successful exploit could allow the attacker access files and cause information disclosure.
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200930-01-pathtraversal-en