In checkCallerIsSystemOr of CompanionDeviceManagerService.java, there is a possible way to get a nearby Bluetooth device's MAC address without appropriate permissions due to a permissions bypass. This could lead to local escalation of privilege that grants access to nearby MAC addresses, with User execution privileges needed. User interaction is needed for exploitation. Product: Android; Versions: Android-8.0, Android-8.1, Android-9, Android-10, Android-11; Android ID: A-167244818.

Related CVEs

CVE-2021-0319

Key Information

GHSA ID

GHSA-m7xm-6mh9-6wwv

Published

May 24, 2022 5:38 PM

Last Modified

May 24, 2022 5:38 PM

CVSS Score

7.5 /10

Primary Ecosystem

Unknown

Primary Package

Unknown

GitHub Reviewed

✗ No

Dataset

Last updated: July 31, 2025 6:36 AM

Data from GitHub Advisory Database. This information is provided for research and educational purposes.