Advisory Published
Updated

CVE-2021-26894: Windows DNS Server Remote Code Execution Vulnerability

First published: Thu Mar 11 2021(Updated: )

Windows DNS Server Remote Code Execution Vulnerability

Credit: secure@microsoft.com

Affected SoftwareAffected VersionHow to fix
Microsoft Windows Server=r2-sp1
Microsoft Windows Server=sp2
Microsoft Windows Server 2008=sp2
Microsoft Windows Server
Microsoft Windows Server=r2
Microsoft Windows Server 2016
Microsoft Windows Server 2016=20h2
Microsoft Windows Server 2016=1909
Microsoft Windows Server 2016=2004
Microsoft Windows Server 2019

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Frequently Asked Questions

  • What is the severity of CVE-2021-26894?

    The severity of CVE-2021-26894 is rated as critical due to its potential for remote code execution.

  • How do I fix CVE-2021-26894?

    To fix CVE-2021-26894, apply the security updates released by Microsoft for affected Windows Server versions.

  • Which software is affected by CVE-2021-26894?

    CVE-2021-26894 affects multiple versions of Windows Server, including 2008, 2012, 2016, and 2019.

  • What type of vulnerability is CVE-2021-26894?

    CVE-2021-26894 is a remote code execution vulnerability in the Windows DNS Server.

  • Can CVE-2021-26894 be exploited remotely?

    Yes, CVE-2021-26894 can be exploited remotely by attackers to execute arbitrary code on the affected systems.

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