CVE-2023-20914 Auth bypass in Android

Medium 5.5 Published Updated

A permissions bypass in Android allows a work profile to read SMS messages, leading to local information disclosure.

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-2023-20914?

CVE-2023-20914 is a medium-severity authentication bypass vulnerability in Google Android, published on 15 May 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In onSetRuntimePermissionGrantStateByDeviceAdmin of AdminRestrictedPermissionsUtils.java, there is a possible way for the work profile to read SMS messages due to a permissions bypass. This could lead to local information disclosure with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-189942529

Weakness: CWE-312

Which versions are affected by CVE-2023-20914?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2023-20914?

Apply the vendor's patch.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2023-20914 being exploited?

There is no known exploitation of CVE-2023-20914 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as A-189942529, ASB-A-189942529, GHSA-9mc5-9564-268j.

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