CVE-2021-0984 Privilege escalation in Android
A local attacker can escalate privileges via a permission bypass in Android's ManagedServices due to incorrect service unbinding.
- 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-2021-0984?
CVE-2021-0984 is a high-severity vulnerability in Google Android, published on 15 Dec 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In onNullBinding of ManagedServices.java, there is a possible permission bypass due to an incorrectly unbound service. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-192475653
Weakness: CWE-404
Which versions are affected by CVE-2021-0984?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2021-0984?
Apply the vendor's patch.
Is CVE-2021-0984 being exploited?
There is no known exploitation of CVE-2021-0984 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as A-192475653, GHSA-whgv-23cp-jhmg, PUB-A-192475653.