March 28, 2022 · Applied Cybernetics Group
CVE-2021-34486 — Microsoft Windows
Microsoft Windows Event Tracing Privilege Escalation Vulnerability
- Added to KEV
2022-03-28- Federal due date
2022-04-18- Vendor
- Microsoft
- Product
- Windows
- EPSS
- 97.2th percentile (score 0.365, as of
2026-06-08) - NVD CVSS v3.1
- —
- Ransomware use
- Unknown
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2021-34486
CISA short description
Microsoft Windows Event Tracing contains an unspecified vulnerability which can allow for privilege escalation.
Required action
Apply updates per vendor instructions.