CVE-2021-39979
HHEE system has a Code Injection vulnerability.Successful exploitation of this vulnerability may...
HHEE system has a Code Injection vulnerability.Successful exploitation of this vulnerability may affect HHEE system integrity.
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
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
HHEE system has a Code Injection vulnerability.Successful exploitation of this vulnerability may affect HHEE system integrity.
- Record
CVE-2021-39979- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-94
- Updated
- 2026-11-02
CVE List No score
HHEE system has a Code Injection vulnerability.Successful exploitation of this vulnerability may affect HHEE system integrity.
- Record
CVE-2021-39979- Updated
- 2026-11-02
EUVDEUVD-2021-26335 No score
HHEE system has a Code Injection vulnerability.Successful exploitation of this vulnerability may affect HHEE system integrity.
- Record
EUVD-2021-26335- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-qqw8-v3jh-hfv5 No score
HHEE system has a Code Injection vulnerability.Successful exploitation of this vulnerability may...
HHEE system has a Code Injection vulnerability.Successful exploitation of this vulnerability may affect HHEE system integrity.
- Record
GHSA-qqw8-v3jh-hfv5- Weakness
- CWE-94
- 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-2021-39979 is a critical vulnerability (CVSS 9.8) in Huawei Harmonyos, published January 3, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.09%, the 65th percentile. No source names a fixed version.