CVE-2021-0702 Information disclosure in Android

Medium 5.5 Published Updated

A local attacker can access unintended files via a MediaStore downgrade in Android, requiring user interaction but no extra privileges.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2021-0702?

CVE-2021-0702 is a medium-severity vulnerability in Google Android, published on 22 Oct 2021. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

In RevertActiveSessions of apexd.cpp, there is a possible way to share the wrong file due to an unintentional MediaStore downgrade. This could lead to local information disclosure with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-193932765

Which versions are affected by CVE-2021-0702?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2021-0702?

Apply the vendor's patch.

Is CVE-2021-0702 being exploited?

There is no known exploitation of CVE-2021-0702 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as A-193932765, ASB-A-193932765, GHSA-j56c-hr82-x9gc.

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