What is the severity of CVE-2024-21378?

CVE-2024-21378 is rated as a critical vulnerability due to its potential for remote code execution in Microsoft Outlook.

How do I fix CVE-2024-21378?

To fix CVE-2024-21378, users should apply the latest security patches provided by Microsoft for the affected Outlook versions.

Which versions of Outlook are affected by CVE-2024-21378?

CVE-2024-21378 affects multiple versions including Microsoft Outlook 2016, Office 2019, Microsoft 365 Apps for Enterprise, and Office LTSC 2021.

Can CVE-2024-21378 affect my email data security?

Yes, CVE-2024-21378 poses a significant risk as it allows attackers to execute arbitrary code, potentially compromising email data security.

How can I determine if my system is vulnerable to CVE-2024-21378?

You can determine if your system is vulnerable to CVE-2024-21378 by checking if you are using any affected versions of Microsoft Outlook or Office software without the latest security updates.

Vulnerability/
CVE-2024-21378

high

8.8

CWE

13/2/2024

31/12/2024

CVE-2024-21378: Microsoft Outlook Remote Code Execution Vulnerability

First published: Tue Feb 13 2024(Updated: )

Microsoft Outlook Remote Code Execution Vulnerability

Credit: secure@microsoft.com

Affected Software	Affected Version	How to fix
Microsoft Outlook 2016		fix available externally
Microsoft Office 2019 for 32-bit editions		fix available externally
Microsoft Outlook 2016		fix available externally
Microsoft 365 Apps for Enterprise		fix available externally
Microsoft 365 Apps for Enterprise		fix available externally
Microsoft Office LTSC 2021 for 32-bit editions		fix available externally
Microsoft Office 2019 for 64-bit editions		fix available externally
Microsoft Office LTSC 2021 for 64-bit editions		fix available externally
Microsoft Outlook 2016		fix available externally
Microsoft Outlook 2016		fix available externally
microsoft 365 apps
Microsoft Office	=2019
Microsoft Office Long Term Servicing Channel	=2021
Microsoft Outlook	=2016

Remedy

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21378

Never miss a vulnerability like this again

Reference Links

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21378 (Advisory)

Frequently Asked Questions

What is the severity of CVE-2024-21378?
CVE-2024-21378 is rated as a critical vulnerability due to its potential for remote code execution in Microsoft Outlook.
How do I fix CVE-2024-21378?
To fix CVE-2024-21378, users should apply the latest security patches provided by Microsoft for the affected Outlook versions.
Which versions of Outlook are affected by CVE-2024-21378?
CVE-2024-21378 affects multiple versions including Microsoft Outlook 2016, Office 2019, Microsoft 365 Apps for Enterprise, and Office LTSC 2021.
Can CVE-2024-21378 affect my email data security?
Yes, CVE-2024-21378 poses a significant risk as it allows attackers to execute arbitrary code, potentially compromising email data security.
How can I determine if my system is vulnerable to CVE-2024-21378?
You can determine if your system is vulnerable to CVE-2024-21378 by checking if you are using any affected versions of Microsoft Outlook or Office software without the latest security updates.

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collector/msrc
source/Microsoft
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source/MITRE
agent/last-modified-date
agent/source
agent/tags
collector/nvd-api
source/NVD
agent/software-canonical-lookup-request
vendor/microsoft
canonical/microsoft outlook 2016
canonical/microsoft office 2019 for 32-bit editions
canonical/microsoft 365 apps for enterprise
canonical/microsoft office ltsc 2021 for 32-bit editions
canonical/microsoft office 2019 for 64-bit editions
canonical/microsoft office ltsc 2021 for 64-bit editions
canonical/microsoft 365 apps
canonical/microsoft office
version/microsoft office/2019
canonical/microsoft office long term servicing channel
version/microsoft office long term servicing channel/2021
canonical/microsoft outlook
version/microsoft outlook/2016

Frequently Asked Questions

What is the severity of CVE-2024-21378?
CVE-2024-21378 is rated as a critical vulnerability due to its potential for remote code execution in Microsoft Outlook.
How do I fix CVE-2024-21378?
To fix CVE-2024-21378, users should apply the latest security patches provided by Microsoft for the affected Outlook versions.
Which versions of Outlook are affected by CVE-2024-21378?
CVE-2024-21378 affects multiple versions including Microsoft Outlook 2016, Office 2019, Microsoft 365 Apps for Enterprise, and Office LTSC 2021.
Can CVE-2024-21378 affect my email data security?
Yes, CVE-2024-21378 poses a significant risk as it allows attackers to execute arbitrary code, potentially compromising email data security.
How can I determine if my system is vulnerable to CVE-2024-21378?
You can determine if your system is vulnerable to CVE-2024-21378 by checking if you are using any affected versions of Microsoft Outlook or Office software without the latest security updates.

CVE-2024-21378: Microsoft Outlook Remote Code Execution Vulnerability

Remedy

Never miss a vulnerability like this again

Reference Links

Frequently Asked Questions

What is the severity of CVE-2024-21378?

How do I fix CVE-2024-21378?

Which versions of Outlook are affected by CVE-2024-21378?

Can CVE-2024-21378 affect my email data security?

How can I determine if my system is vulnerable to CVE-2024-21378?

Company

Resources

Contact

Frequently Asked Questions

What is the severity of CVE-2024-21378?

How do I fix CVE-2024-21378?

Which versions of Outlook are affected by CVE-2024-21378?

Can CVE-2024-21378 affect my email data security?

How can I determine if my system is vulnerable to CVE-2024-21378?