CVE-2023-21245 Information

Description

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.

Reference

https://source.android.com/security/bulletin/2023-07-01 https://android.googlesource.com/platform/frameworks/base/+/a33159e8cb297b9eee6fa5c63c0e343d05fad622