CVE-2021-40023
Configuration defects in the secure OS module. Successful exploitation of this vulnerability will...
Configuration defects in the secure OS module. Successful exploitation of this vulnerability will affect 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
Configuration defects in the secure OS module. Successful exploitation of this vulnerability will affect confidentiality.
- Record
CVE-2021-40023- 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 No score
Configuration defects in the secure OS module. Successful exploitation of this vulnerability will affect confidentiality.
- Record
CVE-2021-40023- Updated
- 2026-11-02
EUVDEUVD-2021-27213 No score
Configuration defects in the secure OS module. Successful exploitation of this vulnerability will affect confidentiality.
- Record
EUVD-2021-27213- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-2hqr-q2mf-m3h8
Configuration defects in the secure OS module. Successful exploitation of this vulnerability will...
Configuration defects in the secure OS module. Successful exploitation of this vulnerability will affect confidentiality.
- Record
GHSA-2hqr-q2mf-m3h8- 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 |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-40023 is a high vulnerability (CVSS 7.5) in Huawei Emui, published September 16, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.53%, the 44th percentile. No source names a fixed version.