high
7.8
Advisory Published
Updated

CVE-2021-26901: Windows Event Tracing Elevation of Privilege Vulnerability

First published: Thu Mar 11 2021(Updated: )

Windows Event Tracing Elevation of Privilege Vulnerability This CVE ID is unique from CVE-2021-26872, CVE-2021-26898.

Credit: secure@microsoft.com secure@microsoft.com

Affected SoftwareAffected VersionHow to fix
Microsoft Windows 10
Microsoft Windows 10
Microsoft Windows 10=20h2
Microsoft Windows 10=1607
Microsoft Windows 10=1607
Microsoft Windows 10=1809
Microsoft Windows 10=1909
Microsoft Windows 10=2004
Microsoft Windows 7=sp1
Microsoft Windows 7=sp1
Microsoft Windows 8.1
Microsoft Windows 8.1
Microsoft Windows RT
Microsoft Windows Server 2008 Itanium=r2-sp1
Microsoft Windows Server 2008 Itanium=sp2
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2012 x64
Microsoft Windows Server 2012 x64=r2
Microsoft Windows Server 2016
Microsoft Windows Server 2016=20h2
Microsoft Windows Server 2016=1909
Microsoft Windows Server 2016=2004
Microsoft Windows Server 2019

Remedy

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26901

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2021-26901?

    The severity of CVE-2021-26901 is considered important due to its potential for elevation of privilege.

  • How do I fix CVE-2021-26901?

    To fix CVE-2021-26901, apply the latest security updates provided by Microsoft for the affected Windows versions.

  • What versions of Windows are affected by CVE-2021-26901?

    CVE-2021-26901 affects multiple versions, including Windows 7, Windows 8.1, and various editions of Windows 10 and Windows Server.

  • Is CVE-2021-26901 a remote attack vulnerability?

    No, CVE-2021-26901 is not a remote attack vulnerability; it requires local access to the affected system to exploit.

  • Can I check if my system is vulnerable to CVE-2021-26901?

    Yes, you can check your system for CVE-2021-26901 vulnerability by ensuring that your Windows system is updated with the latest security patches released by Microsoft.

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