8.8
Advisory Published
CVE Published
Updated

CVE-2022-21840: Microsoft Office Remote Code Execution Vulnerability

First published: Tue Jan 11 2022(Updated: )

Microsoft Office Remote Code Execution Vulnerability.

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

Affected SoftwareAffected VersionHow to fix
Microsoft Excel=2013-sp1
Microsoft Excel=2013-sp1
Microsoft Excel=2016
Microsoft Excel=2016
Microsoft Office=2013-sp1
Microsoft Office=2013-sp1
Microsoft Office=2013-sp1
Microsoft Office=2016
Microsoft Office=2016
Microsoft Office=2019
Microsoft Office=2019
Microsoft Office=2019
Microsoft Office=2021
Microsoft Office=2021
Microsoft Office=2021
Microsoft Office Online Server
Microsoft Office Web Apps=2013-sp1
Microsoft SharePoint Enterprise Server=2013-sp1
Microsoft SharePoint Server
Microsoft SharePoint Server=language_pack
Microsoft SharePoint Server=2013-sp1
Microsoft SharePoint Server=2016
Microsoft SharePoint Server=2019
Microsoft 365 Apps for Enterprise
Microsoft Excel 2013
Microsoft Office 2013
Microsoft SharePoint Server Subscription Edition
Microsoft SharePoint Server 2019
Microsoft Office LTSC 2021 for 32-bit editions
Microsoft SharePoint Enterprise Server 2013
Microsoft 365 Apps for Enterprise
Microsoft Office 2013
Microsoft Office LTSC 2021 for 64-bit editions
Microsoft Excel 2013 RT
Microsoft SharePoint Enterprise Server 2016
Microsoft Office 2019 for Mac
Microsoft Office 2019 for 32-bit editions
Microsoft Office Web Apps Server 2013
Microsoft Excel 2013
Microsoft SharePoint Server Subscription Edition Language Pack
Microsoft Office 2013 RT
Microsoft Excel 2016
Microsoft SharePoint Foundation 2013
Microsoft Office 2019 for 64-bit editions
Microsoft Office LTSC for Mac 2021
Microsoft Office 2016
Microsoft Office 2016
Microsoft Office Online Server
Microsoft Excel 2016

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Frequently Asked Questions

  • What is CVE-2022-21840?

    CVE-2022-21840 is a Microsoft Office Remote Code Execution Vulnerability.

  • Which software versions are affected by CVE-2022-21840?

    Microsoft Excel versions 2013 SP1, 2016, and all versions of Microsoft Office from 2013 SP1 to 2021 are affected by CVE-2022-21840.

  • What is the severity of CVE-2022-21840?

    The severity of CVE-2022-21840 is rated as high, with a CVSS score of 8.8.

  • How can I fix CVE-2022-21840?

    Apply the latest security updates provided by Microsoft to mitigate CVE-2022-21840. Also, ensure that you have a robust cybersecurity posture and follow best practices.

  • Where can I find more information about CVE-2022-21840?

    You can find more information about CVE-2022-21840 on the official Microsoft Security Bulletin: [https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21840](https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21840)

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