CVE-2019-5250
Mate 20 Pro smartphones with versions earlier than 9.1.0.135(C00E133R3P1) have an improper authorization vulnerability. The software does not properly restrict certain operation of certain privilege, the attacker could trick the user into installing a malicious application before the user turns on student mode function. Successful exploit could allow the attacker to bypass the limit of student mode function.
Source: CVE-2019-5250