CVE-2021-0991 Information disclosure in Android
A local attacker with system privileges can leak Bluetooth MAC addresses via log information disclosure in the Android Bluetooth settings controller.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2021-0991?
CVE-2021-0991 is a low-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 OnMetadataChangedListener of AdvancedBluetoothDetailsHeaderController.java, there is a possible leak of Bluetooth MAC addresses due to log information disclosure. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-181588752
Weakness: CWE-532
Which versions are affected by CVE-2021-0991?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2021-0991?
Apply the vendor's patch.
Is CVE-2021-0991 being exploited?
There is no known exploitation of CVE-2021-0991 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as A-181588752, GHSA-3jhq-49ph-54f5, PUB-A-181588752.