CVE-2021-0320

Description

In is_device_locked and set_device_locked of keystore_keymaster_enforcement.h, there is a possible bypass of lockscreen requirements for keyguard bound keys due to a race condition. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android; Versions: Android-10, Android-11; Android ID: A-169933423.

CVSS Version 3.1
CVSS Version 2.0

nvd
CVE ID: CVE-2021-0320
Base Score: 4.7
Base Severity: MEDIUM
Vector String:CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Impact Score: 3.6
Exploitability Score: 1.0

nvd
CVE ID: CVE-2021-0320
Base Score: 1.9
Base Severity: LOW
Vector String:AV:L/AC:M/Au:N/C:P/I:N/A:N

Refrence: NVD

Description​

Description