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CVE-2021-0328

HighPublished

In onBatchScanReports and deliverBatchScan of GattService.java, there is a possible way to retrieve Bluetooth scan results without permissions due to a...

Published: Feb 10, 2021
Updated: Aug 3, 2024
Assigning CNA: google_android
Evidence observed: Aug 25, 2026

Primary CVSS

7.8/ 10High

nvd · CVSS 3.1

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS probability estimate

0.2%

Low · next 30 days

Percentile: 14.8%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

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

Sources

packages_apps_Bluetooth_AOSP10_r33_CVE-2021-0328Patch
Android Bluetooth package source for AOSP 10 r33, modified to address CVE-2021-0328 vulnerability.

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