CVE-2021-40016
Improper permission control vulnerability in the Bluetooth module.Successful exploitation of this...
Improper permission control vulnerability in the Bluetooth module.Successful exploitation of this vulnerability will affect confidentiality.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Improper permission control vulnerability in the Bluetooth module.Successful exploitation of this vulnerability will affect confidentiality.
- Record
CVE-2021-40016- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 3.3 Low
AV:A/AC:L/Au:N/C:P/I:N/A:N - Updated
- 2026-11-02
CVE List No score
Improper permission control vulnerability in the Bluetooth module.Successful exploitation of this vulnerability will affect confidentiality.
- Record
CVE-2021-40016- Updated
- 2026-11-02
EUVDEUVD-2021-27206 No score
Improper permission control vulnerability in the Bluetooth module.Successful exploitation of this vulnerability will affect confidentiality.
- Record
EUVD-2021-27206- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-4p43-388j-ffhj
Improper permission control vulnerability in the Bluetooth module.Successful exploitation of this...
Improper permission control vulnerability in the Bluetooth module.Successful exploitation of this vulnerability will affect confidentiality.
- Record
GHSA-4p43-388j-ffhj- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-863
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-40016 is a medium vulnerability (CVSS 6.5) in Huawei Emui, published July 11, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.27%, the 20th percentile. No source names a fixed version.