What is CVE-2021-41350?

CVE-2021-41350 is a spoofing vulnerability in Microsoft Exchange Server.

Which software versions are affected by CVE-2021-41350?

Microsoft Exchange Server versions 2016 cumulative update 21 and 22, and versions 2019 cumulative update 10 and 11 are affected.

What is the severity of CVE-2021-41350?

CVE-2021-41350 has a severity rating of 6.5, which is considered medium.

How can I fix CVE-2021-41350?

To fix CVE-2021-41350, it is recommended to apply the appropriate security updates provided by Microsoft.

Where can I find more information about CVE-2021-41350?

You can find more information about CVE-2021-41350 on the Microsoft Security Guidance Advisory page: [CVE-2021-41350](https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-41350).

Vulnerability/
CVE-2021-41350

medium

6.5

13/10/2021

4/8/2024

CVE-2021-41350: Microsoft Exchange Server Spoofing Vulnerability

First published: Wed Oct 13 2021(Updated: )

Microsoft Exchange Server Spoofing Vulnerability

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

Affected Software	Affected Version	How to fix
Microsoft Exchange Server	=2016-cumulative_update_21
Microsoft Exchange Server	=2016-cumulative_update_22
Microsoft Exchange Server	=2019-cumulative_update_10
Microsoft Exchange Server	=2019-cumulative_update_11

Remedy

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-41350

Never miss a vulnerability like this again

Reference Links

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-41350

Frequently Asked Questions

What is CVE-2021-41350?
CVE-2021-41350 is a spoofing vulnerability in Microsoft Exchange Server.
Which software versions are affected by CVE-2021-41350?
Microsoft Exchange Server versions 2016 cumulative update 21 and 22, and versions 2019 cumulative update 10 and 11 are affected.
What is the severity of CVE-2021-41350?
CVE-2021-41350 has a severity rating of 6.5, which is considered medium.
How can I fix CVE-2021-41350?
To fix CVE-2021-41350, it is recommended to apply the appropriate security updates provided by Microsoft.
Where can I find more information about CVE-2021-41350?
You can find more information about CVE-2021-41350 on the Microsoft Security Guidance Advisory page: [CVE-2021-41350](https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-41350).

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version/microsoft exchange server/2016-cumulative_update_21
version/microsoft exchange server/2016-cumulative_update_22
version/microsoft exchange server/2019-cumulative_update_10
version/microsoft exchange server/2019-cumulative_update_11

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