CVE-2021-40030
The My HUAWEI app has a defect in the design. Successful exploitation of this vulnerability may...
The My HUAWEI app has a defect in the design. Successful exploitation of this vulnerability may affect data confidentiality.
Attack profile
How easy it is to exploit
- Attack vector
- 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
The My HUAWEI app has a defect in the design. Successful exploitation of this vulnerability may affect data confidentiality.
- Record
CVE-2021-40030- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
CVE List
The My HUAWEI app has a defect in the design. Successful exploitation of this vulnerability may affect data confidentiality.
- Record
CVE-2021-40030- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
EUVDEUVD-2021-27220
The My HUAWEI app has a defect in the design. Successful exploitation of this vulnerability may affect data confidentiality.
- Record
EUVD-2021-27220- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-h688-rh4f-q3f8
The My HUAWEI app has a defect in the design. Successful exploitation of this vulnerability may...
The My HUAWEI app has a defect in the design. Successful exploitation of this vulnerability may affect data confidentiality.
- Record
GHSA-h688-rh4f-q3f8- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-40030 is a high vulnerability (CVSS 7.5) in Huawei Emui, published August 9, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.56%, the 46th percentile. No source names a fixed version.