CVE-2024-40655 Privilege escalation in Android

High 7.8 Published Updated

Local attackers can maintain background permissions to escalate privileges in Android via a bypass in CallScreeningServiceHelper.

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-2024-40655?

CVE-2024-40655 is a high-severity vulnerability in Google Android, published on 11 Sep 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In bindAndGetCallIdentification of CallScreeningServiceHelper.java, there is a possible way to maintain a while-in-use permission in the background due to a permissions bypass. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.

Weakness: CWE-276

Which versions are affected by CVE-2024-40655?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2024-40655?

Apply the vendor's patch.

Is CVE-2024-40655 being exploited?

There is no known exploitation of CVE-2024-40655 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as A-300904123, ASB-A-300904123, GHSA-mg6p-4qg9-v4wv.

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