CVE-2020-0397 Security feature bypass in Android

Medium 5.5 Published Updated

A permission bypass in Android's CarrierServiceStateTracker allows local attackers to disclose information 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
Available

What is CVE-2020-0397?

CVE-2020-0397 is a medium-severity vulnerability in Google Android, published on 17 Sep 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In getNotificationBuilder of CarrierServiceStateTracker.java, there is a possible permission bypass due to an unsafe PendingIntent. This could lead to local information disclosure with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-8.1 Android-9 Android-10 Android-11 Android-8.0Android ID: A-155092443

Which versions are affected by CVE-2020-0397?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2020-0397?

Apply the vendor's patch.

Is CVE-2020-0397 being exploited?

There is no known exploitation of CVE-2020-0397 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as A-155092443, ASB-A-155092443, GHSA-gr9p-7jvx-9fcg.

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