In onBatchScanReports and deliverBatchScan of GattService.java, there is a possible way to retrieve Bluetooth scan results without permissions due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-8.1 Android-9Android ID: A-172670415
The product does not perform an authorization check when an actor attempts to access a resource or perform an action.
Link | Tags |
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https://source.android.com/security/bulletin/2021-02-01 | patch vendor advisory |