What is CVE-2021-34517?

CVE-2021-34517 is a spoofing vulnerability in Microsoft SharePoint Server.

Which versions of Microsoft SharePoint Server are affected by CVE-2021-34517?

CVE-2021-34517 affects Microsoft SharePoint Foundation 2013 SP1, Microsoft SharePoint Server 2013 SP1, Microsoft SharePoint Server 2016, and Microsoft SharePoint Server 2019.

What is the severity of CVE-2021-34517?

CVE-2021-34517 has a severity rating of 5.3, which is considered medium.

How can I fix CVE-2021-34517?

To fix CVE-2021-34517, apply the security updates provided by Microsoft.

Where can I find more information about CVE-2021-34517?

You can find more information about CVE-2021-34517 on the Microsoft Security Guidance Advisory for CVE-2021-34517.

Vulnerability/
CVE-2021-34517

medium

5.3

14/7/2021

4/8/2024

CVE-2021-34517: Microsoft SharePoint Server Spoofing Vulnerability

First published: Wed Jul 14 2021(Updated: )

Microsoft SharePoint Server Spoofing Vulnerability

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

Affected Software	Affected Version	How to fix
	=2013-sp1
	=2013-sp1
	=2016
	=2019
Microsoft SharePoint Foundation	=2013-sp1
Microsoft SharePoint Server	=2013-sp1
Microsoft SharePoint Server	=2016
Microsoft SharePoint Server	=2019

Remedy

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34517

Never miss a vulnerability like this again

Reference Links

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34517

Frequently Asked Questions

What is CVE-2021-34517?
CVE-2021-34517 is a spoofing vulnerability in Microsoft SharePoint Server.
Which versions of Microsoft SharePoint Server are affected by CVE-2021-34517?
CVE-2021-34517 affects Microsoft SharePoint Foundation 2013 SP1, Microsoft SharePoint Server 2013 SP1, Microsoft SharePoint Server 2016, and Microsoft SharePoint Server 2019.
What is the severity of CVE-2021-34517?
CVE-2021-34517 has a severity rating of 5.3, which is considered medium.
How can I fix CVE-2021-34517?
To fix CVE-2021-34517, apply the security updates provided by Microsoft.
Where can I find more information about CVE-2021-34517?
You can find more information about CVE-2021-34517 on the Microsoft Security Guidance Advisory for CVE-2021-34517.

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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

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