CVE-2023-20906: High severity Google Android vulnerability

Published Mar 6, 2023

Updated

In onPackageAddedInternal of PermissionManagerService.java, there is a possible way to silently grant a permission after a Target SDK update due to a permissions bypass. This could lead to local escalation of privilege after updating an app to a higher Target SDK with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-221040577

Affected Software

5 affected components

Google Android=11.0

Google Android=12.0

Google Android=12.1

Google Android=13.0

Google Android

Event History

Mar 6, 2023

CVE Published

via Android·12:00 AM

Mar 24, 2023

CVE Published

via MITRE·12:00 AM

Data Sourced

via MITRE·12:00 AM

DescriptionWeakness

Data Sourced

via NVD·08:15 PM

DescriptionSeverityAffected Software

Frequently Asked Questions

What is the severity of CVE-2023-20906?

CVE-2023-20906 is considered a moderate severity vulnerability that allows for potential local escalation of privilege.

How do I fix CVE-2023-20906?

To mitigate CVE-2023-20906, users should update their Android devices to the latest available security patch.

What versions of Android are affected by CVE-2023-20906?

CVE-2023-20906 affects Android versions 11.0, 12.0, 12.1, and 13.0.

What type of vulnerability is CVE-2023-20906?

CVE-2023-20906 is a permissions bypass vulnerability in the PermissionManagerService.

Can CVE-2023-20906 be exploited remotely?

No, CVE-2023-20906 requires local access to exploit the permissions bypass.