CVE-2021-0304 Security feature bypass in Android
Local attackers can bypass permissions to disclose user contacts via unsafe PendingIntent handling in Android's GlobalScreenshot component.
- 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-2021-0304?
CVE-2021-0304 is a medium-severity vulnerability in Google Android, published on 11 Jan 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In several functions of GlobalScreenshot.java, there is a possible permission bypass due to an unsafe PendingIntent. This could lead to local information disclosure of the user's contacts with User execution privileges needed. User interaction is not needed for exploitation. Product: Android; Versions: Android-10, Android-8.0, Android-8.1, Android-9; Android ID: A-162738636.
Weakness: CWE-732
Which versions are affected by CVE-2021-0304?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2021-0304?
Apply the vendor's patch.
Is CVE-2021-0304 being exploited?
There is no known exploitation of CVE-2021-0304 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as A-162738636, ASB-A-162738636, GHSA-qwhq-4565-gvhg.