CVE-2022-21839
Windows Event Tracing Discretionary Access Control List Denial of Service Vulnerability
Windows Event Tracing Discretionary Access Control List Denial of Service 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
- None
- Integrity
- Low
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Windows Event Tracing Discretionary Access Control List Denial of Service Vulnerability
Windows Event Tracing Discretionary Access Control List Denial of Service Vulnerability
- Record
CVE-2022-21839- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H/E:P/RL:O/RC:C - Updated
- 2026-11-02
EUVDEUVD-2022-26995
Windows Event Tracing Discretionary Access Control List Denial of Service Vulnerability
- Record
EUVD-2022-26995- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H/E:P/RL:O/RC:C - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-h43p-cfh5-fphm
Windows Event Tracing Discretionary Access Control List Denial of Service Vulnerability.
Windows Event Tracing Discretionary Access Control List Denial of Service Vulnerability.
- Record
GHSA-h43p-cfh5-fphm- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-400
- Updated
- 2026-11-02
NVD
Windows Event Tracing Discretionary Access Control List Denial of Service Vulnerability
- Record
CVE-2022-21839- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H - CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 2.1 Low
AV:L/AC:L/Au:N/C:N/I:N/A:P - Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | lolin19/CVE-2022-21839- | 2023-01-10 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-21839 is a medium vulnerability (CVSS 6.1) in Microsoft Windows 10 Version 1809, published January 11, 2022. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 1.54%, the 75th percentile. No source names a fixed version.