CVE-2020-0368 Missing authorization in Android

Low 3.3 Published Updated

A local attacker can bypass permissions to disclose voicemail metadata in Android due to improper input validation in the CallLogProvider.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2020-0368?

CVE-2020-0368 is a low-severity missing authorization vulnerability in Google Android, published on 15 Dec 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In queryInternal of CallLogProvider.java, there is a possible permission bypass due to improper input validation. This could lead to local information disclosure of voicemail metadata with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-143230980

Weakness: CWE-20

Which versions are affected by CVE-2020-0368?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2020-0368?

Apply the vendor's patch.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2020-0368 being exploited?

There is no known exploitation of CVE-2020-0368 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as A-143230980, ASB-A-143230980, GHSA-58wg-7mfc-xv84.

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