CVE-2022-21910
Microsoft Cluster Port Driver Elevation of Privilege Vulnerability
Microsoft Cluster Port Driver Elevation of Privilege Vulnerability
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
- High
Exploit likelihood
What each source reports
CVE List Score used
Microsoft Cluster Port Driver Elevation of Privilege Vulnerability
Microsoft Cluster Port Driver Elevation of Privilege Vulnerability
- Record
CVE-2022-21910- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Updated
- 2026-11-02
EUVDEUVD-2022-27066
Microsoft Cluster Port Driver Elevation of Privilege Vulnerability
- Record
EUVD-2022-27066- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-42qf-mf9c-m62g
Microsoft Cluster Port Driver Elevation of Privilege Vulnerability.
Microsoft Cluster Port Driver Elevation of Privilege Vulnerability.
- Record
GHSA-42qf-mf9c-m62g- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-269
- Updated
- 2026-11-02
NVD
Microsoft Cluster Port Driver Elevation of Privilege Vulnerability
- Record
CVE-2022-21910- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 4.6 Medium
AV:L/AC:L/Au:N/C:P/I:P/A:P - 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-2022-21910 is a high vulnerability (CVSS 7.8) in Microsoft Windows Server 2016, published January 11, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.61%, the 49th percentile. No source names a fixed version.