CVE-2023-21116

Medium

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

SeverityMedium

CVSS6.7

Exploit probability—

Product

Google Android

PublishedMay 15, 2023

First seenMay 15, 2023

Weakness typeCWE-863Incorrect authorization

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

Product	Affected versions	Fixed in
google android	11.0, 12.0, 12.1, 13.0	—

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