CVE-2023-21116

Published: May 15, 2023Modified: Jan 24, 2025

6.7

Vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Exploitability: 0.8 / Impact: 5.9

Source: NVD

Description

In verifyReplacingVersionCode of InstallPackageHelper.java, there is a possible way to downgrade system apps below system image version due to a logic error in the code. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-256202273

Affected (4)

Products: Google: Android

1 product

Configuration A

4 vulnerable

Vulnerable Software	Affected Versions
Google Android	Version 11.0
Google Android	Version 12.0
Google Android	Version 12.1
Google Android	Version 13.0

Related CWEs

Incorrect Authorization

The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions.

References (2)

https://source.android.com/security/bulletin/2023-05-01

Source: security@android.com

PatchVendor Advisory

https://source.android.com/security/bulletin/2023-05-01

Source: af854a3a-2127-422b-91ae-364da2661108

PatchVendor Advisory

Timeline

No history available yet.