CVE-2023-20950 Security feature bypass in Android

High 7.8 Published Updated

Attackers can bypass background activity launch restrictions via pendingIntent in AlarmManagerActivity, leading to local privilege escalation on Android devices.

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-2023-20950?

CVE-2023-20950 is a high-severity vulnerability in Google Android, published on 19 Apr 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In AlarmManagerActivity of AlarmManagerActivity.java, there is a possible way to bypass background activity launch restrictions via a pendingIntent. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12LAndroid ID: A-195756028

Weakness: CWE-863

Which versions are affected by CVE-2023-20950?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2023-20950?

Apply the vendor's patch.

Is CVE-2023-20950 being exploited?

There is no known exploitation of CVE-2023-20950 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as A-195756028, ASB-A-195756028, GHSA-vj5c-ccv3-x6fh.

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