CVE-2021-0328
In onBatchScanReports and deliverBatchScan of GattService.java, there is a possible way to...
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
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
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
- Record
CVE-2021-0328- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.2 High
AV:L/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-862
- Updated
- 2026-11-02
CVE List No score
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
- Record
CVE-2021-0328- Updated
- 2026-11-02
EUVDEUVD-2021-2947 No score
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
- Record
EUVD-2021-2947- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-73px-6q8p-4pc2
In onBatchScanReports and deliverBatchScan of GattService.java, there is a possible way to...
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
- Record
GHSA-73px-6q8p-4pc2- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-269
- Updated
- 2026-11-02
OSVASB-A-172670415 No score
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.
- Record
ASB-A-172670415- Updated
- 2026-11-05
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
platform/packages/apps/BluetoothAndroid |
8.0:0 up to 8.0:2021-02-01, plus listed versions 8.0 |
8.0:2021-02-01 |
platform/packages/apps/BluetoothAndroid |
8.1:0 up to 8.1:2021-02-01, plus listed versions 8.1 |
8.1:2021-02-01 |
platform/packages/apps/BluetoothAndroid |
9:0 up to 9:2021-02-01, plus listed versions 9 |
9:2021-02-01 |
platform/packages/apps/BluetoothAndroid |
10:0 up to 10:2021-02-01, plus listed versions 10 |
10:2021-02-01 |
platform/packages/apps/BluetoothAndroid |
11:0 up to 11:2021-02-01, plus listed versions 11 |
11:2021-02-01 |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | ShaikUsaf/packages_apps_Bluetooth_AOSP10_r33_CVE-2021-0328 | 2022-04-28 |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | OSV | |
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-0328 is a high vulnerability (CVSS 7.8) in Google Android, published February 1, 2021. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.25%, the 15th percentile. Fixed in platform/packages/apps/Bluetooth 8.0:2021-02-01.