Exploited
high
7.8
CWE
269
Advisory Published
Updated

CVE-2021-40447: Windows Print Spooler Elevation of Privilege Vulnerability

First published: Wed Sep 15 2021(Updated: )

Windows Print Spooler Elevation of Privilege Vulnerability This CVE ID is unique from CVE-2021-38667, CVE-2021-38671.

Credit: secure@microsoft.com

Affected SoftwareAffected VersionHow to fix
Microsoft Windows 10
Microsoft Windows 10=20h2
Microsoft Windows 10=21h1
Microsoft Windows 10=1607
Microsoft Windows 10=1809
Microsoft Windows 10=1909
Microsoft Windows 10=2004
Microsoft Windows 7=sp1
Microsoft Windows 8.1
Microsoft Windows RT
Microsoft Windows Server 2008 Itanium=sp2
Microsoft Windows Server 2008 Itanium=r2-sp1
Microsoft Windows Server 2012 x64
Microsoft Windows Server 2012 x64=r2
Microsoft Windows Server 2016
Microsoft Windows Server 2016=20h2
Microsoft Windows Server 2016=2004
Microsoft Windows Server 2019
Microsoft Windows Server 2022

Remedy

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-40447

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Reference Links

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is the severity of CVE-2021-40447?

    CVE-2021-40447 is rated as a high severity vulnerability due to its potential for elevation of privilege.

  • How do I fix CVE-2021-40447?

    To mitigate CVE-2021-40447, ensure that your Windows operating system is updated with the latest security patches from Microsoft.

  • Which versions of Windows are affected by CVE-2021-40447?

    CVE-2021-40447 affects multiple versions of Windows, including Windows 7, Windows 10, Windows Server 2008, and later releases.

  • What type of vulnerability is CVE-2021-40447?

    CVE-2021-40447 is classified as an elevation of privilege vulnerability specifically in the Windows Print Spooler component.

  • Is there any known exploit for CVE-2021-40447?

    Yes, CVE-2021-40447 has been documented as exploitable by attackers to gain elevated access on affected systems.

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