CVE-2022-20450 Missing authorization in Android

High 7.8 Published Updated

A missing permission check in Android's PermissionManagerServiceImpl allows local attackers to bypass user consent and escalate privileges.

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-2022-20450?

CVE-2022-20450 is a high-severity missing authorization vulnerability in Google Android, published on 8 Nov 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In restorePermissionState of PermissionManagerServiceImpl.java, there is a possible way to bypass user consent 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-12L Android-13Android ID: A-210065877

Weakness: CWE-862

Which versions are affected by CVE-2022-20450?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2022-20450?

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-2022-20450 being exploited?

There is no known exploitation of CVE-2022-20450 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as A-210065877, ASB-A-210065877, GHSA-9g5x-8ppm-2gh6.

Is CVE-2022-20450 in your software?

Upload an SBOM and sbomify checks it against every vulnerability here, every day.

Check your SBOMs for free