What is CVE-2023-21744?

CVE-2023-21744 is a remote code execution vulnerability in Microsoft SharePoint Server.

How severe is CVE-2023-21744?

CVE-2023-21744 has a severity score of 8.8 out of 10, which is considered high.

Which software is affected by CVE-2023-21744?

Microsoft SharePoint Foundation 2013, Microsoft SharePoint Server, Microsoft SharePoint Server 2013, Microsoft SharePoint Server 2016, and Microsoft SharePoint Server 2019 are affected by CVE-2023-21744.

How can I fix CVE-2023-21744?

You can apply the relevant patches provided by Microsoft to fix CVE-2023-21744. Please refer to the vendor's website for the specific patches for your SharePoint Server version.

Where can I find more information about CVE-2023-21744?

You can find more information about CVE-2023-21744 on the Microsoft Security Response Center website.

Vulnerability/
CVE-2023-21744

high

8.8

10/1/2023

14/12/2023

CVE-2023-21744: Microsoft SharePoint Server Remote Code Execution Vulnerability

First published: Tue Jan 10 2023(Updated: )

Microsoft SharePoint Server Remote Code Execution Vulnerability

Credit: secure@microsoft.com

Affected Software	Affected Version	How to fix
Microsoft SharePoint Foundation	=2013-sp1
Microsoft SharePoint Server
Microsoft SharePoint Server	=2013-sp1
Microsoft SharePoint Server	=2016
Microsoft SharePoint Server	=2019
Microsoft SharePoint Enterprise Server 2016		fix available externally
Microsoft SharePoint Server Subscription Edition		fix available externally
Microsoft SharePoint Enterprise Server 2013		fix available externally fix available externally
Microsoft SharePoint Server 2019		fix available externally
Microsoft SharePoint Foundation 2013		fix available externally

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Reference Links

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21744 (Advisory)

Frequently Asked Questions

What is CVE-2023-21744?
CVE-2023-21744 is a remote code execution vulnerability in Microsoft SharePoint Server.
How severe is CVE-2023-21744?
CVE-2023-21744 has a severity score of 8.8 out of 10, which is considered high.
Which software is affected by CVE-2023-21744?
Microsoft SharePoint Foundation 2013, Microsoft SharePoint Server, Microsoft SharePoint Server 2013, Microsoft SharePoint Server 2016, and Microsoft SharePoint Server 2019 are affected by CVE-2023-21744.
How can I fix CVE-2023-21744?
You can apply the relevant patches provided by Microsoft to fix CVE-2023-21744. Please refer to the vendor's website for the specific patches for your SharePoint Server version.
Where can I find more information about CVE-2023-21744?
You can find more information about CVE-2023-21744 on the Microsoft Security Response Center website.

collector/msrc-cve
collector/nvd-index
collector/mitre-cve
vendor/microsoft
canonical/microsoft sharepoint foundation
version/microsoft sharepoint foundation/2013-sp1
canonical/microsoft sharepoint server
version/microsoft sharepoint server/2013-sp1
version/microsoft sharepoint server/2016
version/microsoft sharepoint server/2019
canonical/microsoft sharepoint enterprise server 2016
canonical/microsoft sharepoint server subscription edition
canonical/microsoft sharepoint enterprise server 2013
canonical/microsoft sharepoint server 2019
canonical/microsoft sharepoint foundation 2013

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