CVE-2022-20138 Missing authorization in Android

High 7.8 Published Updated

An unprivileged app can send a MANAGED_PROFILE_PROVISIONED intent due to a missing permission check, leading to local 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-2022-20138?

CVE-2022-20138 is a high-severity missing authorization vulnerability in Google Android, published on 15 Jun 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In ACTION_MANAGED_PROFILE_PROVISIONED of DevicePolicyManagerService.java, there is a possible way for unprivileged app to send MANAGED_PROFILE_PROVISIONED intent due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12LAndroid ID: A-210469972

Weakness: CWE-862

Which versions are affected by CVE-2022-20138?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2022-20138?

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-2022-20138 being exploited?

There is no known exploitation of CVE-2022-20138 in the wild and no public exploit code.

Public exploit code: 2 proofs of concept on GitHub.

All Google Android vulnerabilities

Sources

Also known as A-210469972, ASB-A-210469972, GHSA-jf6g-4766-8jrp.

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