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Tool Directory

CVE-2022-21839

MediumPublished

Windows Event Tracing Discretionary Access Control List Denial of Service Vulnerability

Published: Jan 11, 2022
Updated: Jan 2, 2025
Assigning CNA: microsoft
Evidence observed: Aug 8, 2026

Primary CVSS

6.1/ 10Medium

nvd · CVSS 3.1

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H

EPSS probability estimate

1.5%

Low · next 30 days

Percentile: 72.8%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

Windows Event Tracing Discretionary Access Control List Denial of Service Vulnerability

Sources

CVE-2022-21839-Scanner
Script to check for CVE-2022-21839 vulnerability by IP address, reporting whether the weakness exists.

Responsible use

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