CVE-2021-0593 Privilege escalation in Android

High 7.8 Published Updated

A confused deputy vulnerability in Android's DevicePickerFragment allows local attackers to invoke privileged broadcast receivers, leading to privilege escalation.

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-2021-0593?

CVE-2021-0593 is a high-severity vulnerability in Google Android, published on 17 Aug 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In sendDevicePickedIntent of DevicePickerFragment.java, there is a possible way to invoke a privileged broadcast receiver due to a confused deputy. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-8.1 Android-9Android ID: A-179386068

Weakness: CWE-610

Which versions are affected by CVE-2021-0593?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2021-0593?

Apply the vendor's patch.

Is CVE-2021-0593 being exploited?

There is no known exploitation of CVE-2021-0593 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as A-179386068, ASB-A-179386068, GHSA-2r5f-h84q-vwr7.

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