CVE-2023-21245 (android)

In showNextSecurityScreenOrFinish of KeyguardSecurityContainerController.java, there is a possible way to access the lock screen during device setup due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

access android code cve device error escalation exploitation java local lock lock screen logic privilege privileges screen