CVE-2021-39769 Information disclosure in Android

Medium 5.5 Published Updated

A missing permission check in Android Device Policy allows local attackers to determine if specific apps are installed without user interaction.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2021-39769?

CVE-2021-39769 is a medium-severity vulnerability in Google Android, published on 30 Mar 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In Device Policy, there is a possible way to determine whether an app is installed, without query permissions, due to a missing permission check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12LAndroid ID: A-193663287

Weakness: CWE-276

Which versions are affected by CVE-2021-39769?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2021-39769?

No fix has been published for CVE-2021-39769 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-39769 being exploited?

There is no known exploitation of CVE-2021-39769 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as GHSA-gvq9-qhj7-m3gv.

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