CVE-2021-22326
There is an Incorrect Privilege Assignment Vulnerability in Huawei Smartphone. Successful...
A component of the HarmonyOS has a Privilege Dropping / Lowering Errors vulnerability. Local attackers may exploit this vulnerability to obtain Kernel space read/write capability.
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
- None
Exploit likelihood
What each source reports
NVD Score used
A component of the HarmonyOS has a Privilege Dropping / Lowering Errors vulnerability. Local attackers may exploit this vulnerability to obtain Kernel space read/write capability.
- Record
CVE-2021-22326- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N - CVSS 2.0
- 6.6 Medium
AV:L/AC:L/Au:N/C:C/I:C/A:N - Weakness
- CWE-269
- Updated
- 2026-11-02
CVE List No score
A component of the HarmonyOS has a Privilege Dropping / Lowering Errors vulnerability. Local attackers may exploit this vulnerability to obtain Kernel space read/write capability.
- Record
CVE-2021-22326- Updated
- 2026-11-02
EUVDEUVD-2021-9472 No score
A component of the HarmonyOS has a Privilege Dropping / Lowering Errors vulnerability. Local attackers may exploit this vulnerability to obtain Kernel space read/write capability.
- Record
EUVD-2021-9472- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-c2pf-5922-6c68 No score
There is an Incorrect Privilege Assignment Vulnerability in Huawei Smartphone. Successful...
There is an Incorrect Privilege Assignment Vulnerability in Huawei Smartphone. Successful exploitation of this vulnerability may affect service confidentiality.
- Record
GHSA-c2pf-5922-6c68- Weakness
- CWE-269
- 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-2021-22326 is a high vulnerability (CVSS 7.1) in Huawei Harmonyos, published June 30, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.16%, the 4th percentile. No source names a fixed version.