What is CVE-2023-33134?

CVE-2023-33134 is a vulnerability in Microsoft SharePoint Server that allows remote code execution.

Which versions of SharePoint Server are affected by CVE-2023-33134?

SharePoint Server 2019, SharePoint Enterprise Server 2016, and SharePoint Server Subscription Edition are affected by CVE-2023-33134.

How severe is CVE-2023-33134?

CVE-2023-33134 has a severity rating of 8.8, which is considered high.

How can I fix CVE-2023-33134?

You can fix CVE-2023-33134 by applying the appropriate patches provided by Microsoft. For SharePoint Server 2019, the patch can be downloaded here: [link]. For SharePoint Enterprise Server 2016, the patch can be downloaded here: [link]. For SharePoint Server Subscription Edition, the patch can be downloaded here: [link].

Where can I find more information about CVE-2023-33134?

You can find more information about CVE-2023-33134 on the Microsoft Security Response Center website: [link].

Vulnerability/
CVE-2023-33134

high

8.8

CWE

11/7/2023

14/12/2023

CVE-2023-33134: Microsoft SharePoint Server Remote Code Execution Vulnerability

First published: Tue Jul 11 2023(Updated: )

Microsoft SharePoint Server Remote Code Execution Vulnerability

Credit: secure@microsoft.com

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

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Reference Links

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-33134 (Advisory)

Frequently Asked Questions

What is CVE-2023-33134?
CVE-2023-33134 is a vulnerability in Microsoft SharePoint Server that allows remote code execution.
Which versions of SharePoint Server are affected by CVE-2023-33134?
SharePoint Server 2019, SharePoint Enterprise Server 2016, and SharePoint Server Subscription Edition are affected by CVE-2023-33134.
How severe is CVE-2023-33134?
CVE-2023-33134 has a severity rating of 8.8, which is considered high.
How can I fix CVE-2023-33134?
You can fix CVE-2023-33134 by applying the appropriate patches provided by Microsoft. For SharePoint Server 2019, the patch can be downloaded here: [link]. For SharePoint Enterprise Server 2016, the patch can be downloaded here: [link]. For SharePoint Server Subscription Edition, the patch can be downloaded here: [link].
Where can I find more information about CVE-2023-33134?
You can find more information about CVE-2023-33134 on the Microsoft Security Response Center website: [link].

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