High 1 exploited CVE MSRC-CVE-2021-34486 1 CVE

Windows Event Tracing Elevation of Privilege Vulnerability

Published Aug 10, 2021 · Updated Aug 12, 2021 · Revision 2

Vendor: Microsoft

Summary

Impact: Elevation of Privilege. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

Details

Security updates
10.0.17763.2114 — https://support.microsoft.com/help/5005030
10.0.18363.1734 — https://support.microsoft.com/help/5005031
10.0.19043.1165 — https://support.microsoft.com/help/5005033

Vulnerabilities 1

High 7.8

CVE-2021-34486 Exploited Public exploit

Windows Event Tracing Elevation of Privilege Vulnerability

Windows Event Tracing Elevation of Privilege Vulnerability

Microsoft Windows Server 2019 Windows Server 2019 (Server Core installation) Windows 10 Version 1809 Windows

Aug 12, 2021
KEV Mar 28, 2022

Revision history

2021-08-12 #2
Updated information to include CVSS scores. This is an informational change only.
2021-08-10 #1
Information published.

References

CVE-2021-34486 Windows Event Tracing Elevation of Privilege Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-34486
Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
Common Vulnerability Scoring System
https://www.first.org/cvss