CVE-2021-1037 Missing authorization in Android
An attacker can track paired Bluetooth devices without permissions because the Android DevicePickerFragment broadcast lacks permission checks.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-1037?
CVE-2021-1037 is a medium-severity missing authorization vulnerability in Google Android, published on 14 Jan 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The broadcast that DevicePickerFragment sends when a new device is paired doesn't have any permission checks, so any app can register to listen for it. This lets apps keep track of what devices are paired without requesting BLUETOOTH permissions.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-9Android ID: A-162951906
Weakness: CWE-862
Which versions are affected by CVE-2021-1037?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2021-1037?
No fix has been published for CVE-2021-1037 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2021-1037 being exploited?
There is no known exploitation of CVE-2021-1037 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as GHSA-fc93-89fq-8669.