CVE-2023-21277 Information disclosure in Android

Medium 5.5 Published Updated

A missing permission check in Android's RemoteViews allows local attackers to reveal images across users, leading to 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-2023-21277?

CVE-2023-21277 is a medium-severity vulnerability in Google Android, published on 14 Aug 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In visitUris of RemoteViews.java, there is a possible way to reveal images across users due to a missing permission check. This could lead to local information disclosure with User execution privileges needed. User interaction is not needed for exploitation.

Which versions are affected by CVE-2023-21277?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2023-21277?

Apply the vendor's patch.

Is CVE-2023-21277 being exploited?

There is no known exploitation of CVE-2023-21277 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as A-281018094, ASB-A-281018094, GHSA-4cqq-xcjq-jggc.

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