CVE Vulnerabilities

CVE-2021-0327

Improper Privilege Management

Published: Feb 10, 2021 | Modified: Feb 12, 2021
CVSS 3.x
7.8
HIGH
Source:
NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
7.2 HIGH
AV:L/AC:L/Au:N/C:C/I:C/A:C
RedHat/V2
RedHat/V3
Ubuntu

In getContentProviderImpl of ActivityManagerService.java, there is a possible permission bypass due to non-restored binder identities. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11 Android-8.1Android ID: A-172935267

Weakness

The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.

Affected Software

Name Vendor Start Version End Version
Android Google 8.1 (including) 8.1 (including)
Android Google 9.0 (including) 9.0 (including)
Android Google 10.0 (including) 10.0 (including)
Android Google 11.0 (including) 11.0 (including)

Potential Mitigations

References