What is the severity of CVE-2024-43642?

CVE-2024-43642 has been rated as a moderate severity vulnerability.

Which software versions are affected by CVE-2024-43642?

CVE-2024-43642 affects multiple versions of Windows 11 and Windows Server 2022 and 2025.

How do I fix CVE-2024-43642?

To fix CVE-2024-43642, ensure that you install the latest security updates provided by Microsoft.

What type of vulnerability is CVE-2024-43642?

CVE-2024-43642 is categorized as a Denial of Service vulnerability in Windows SMB.

Is there a workaround for CVE-2024-43642 if I cannot apply patches immediately?

Currently, there is no documented workaround for CVE-2024-43642, so applying patches is the recommended course of action.

Vulnerability/
CVE-2024-43642

high

7.5

CWE

416

12/11/2024

30/1/2025

CVE-2024-43642: Windows SMB Denial of Service Vulnerability

First published: Tue Nov 12 2024(Updated: )

Windows SMB Denial of Service Vulnerability

Credit: secure@microsoft.com

Affected Software	Affected Version	How to fix
Microsoft Windows 11	=24H2	fix available externally fix available externally
Microsoft Windows 11	=23H2	fix available externally
Microsoft Windows 11	=22H2	fix available externally
Microsoft Windows 11	=23H2	fix available externally
Microsoft Windows 11	=24H2	fix available externally fix available externally
Microsoft Windows 11	=22H2	fix available externally
Microsoft Windows Server 2025		fix available externally fix available externally
Microsoft Windows Server 2025		fix available externally fix available externally
Microsoft Windows Server 2022		fix available externally fix available externally
Microsoft Windows Server 2022		fix available externally fix available externally
Microsoft Windows Server 2022 23H2		fix available externally
Microsoft Windows 11 22h2	<10.0.22621.4460
Microsoft Windows 11 22h2	<10.0.22621.4460
Microsoft Windows 11 23h2	<10.0.22631.4460
Microsoft Windows 11 23h2	<10.0.22631.4460
Microsoft Windows 11 Home Edition	<10.0.26100.2314
Microsoft Windows 11 Home Edition	<10.0.26100.2314
Microsoft Windows Server 2022	<10.0.20348.2849
Microsoft Windows Server 2022 23H2	<10.0.25398.1251
Microsoft Windows Server 2025	<10.0.26100.2314

Remedy

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-43642

Never miss a vulnerability like this again

Reference Links

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-43642 (Advisory)

Frequently Asked Questions

What is the severity of CVE-2024-43642?
CVE-2024-43642 has been rated as a moderate severity vulnerability.
Which software versions are affected by CVE-2024-43642?
CVE-2024-43642 affects multiple versions of Windows 11 and Windows Server 2022 and 2025.
How do I fix CVE-2024-43642?
To fix CVE-2024-43642, ensure that you install the latest security updates provided by Microsoft.
What type of vulnerability is CVE-2024-43642?
CVE-2024-43642 is categorized as a Denial of Service vulnerability in Windows SMB.
Is there a workaround for CVE-2024-43642 if I cannot apply patches immediately?
Currently, there is no documented workaround for CVE-2024-43642, so applying patches is the recommended course of action.

collector/msrc
source/Microsoft
agent/software-canonical-lookup
agent/references
agent/first-publish-date
agent/type
agent/description
collector/msrc-cve
agent/software-canonical-lookup-request
agent/title
agent/severity
agent/author
agent/weakness
agent/event
agent/remedy
agent/trending
agent/source
collector/mitre-cve
source/MITRE
agent/last-modified-date
agent/tags
agent/softwarecombine
collector/nvd-api
source/NVD
vendor/microsoft
canonical/microsoft windows 11
version/microsoft windows 11/24h2
version/microsoft windows 11/23h2
version/microsoft windows 11/22h2
canonical/microsoft windows server 2025
canonical/microsoft windows server 2022
canonical/microsoft windows server 2022 23h2
canonical/microsoft windows 11 22h2
canonical/microsoft windows 11 23h2
canonical/microsoft windows 11 home edition

Frequently Asked Questions

What is the severity of CVE-2024-43642?
CVE-2024-43642 has been rated as a moderate severity vulnerability.
Which software versions are affected by CVE-2024-43642?
CVE-2024-43642 affects multiple versions of Windows 11 and Windows Server 2022 and 2025.
How do I fix CVE-2024-43642?
To fix CVE-2024-43642, ensure that you install the latest security updates provided by Microsoft.
What type of vulnerability is CVE-2024-43642?
CVE-2024-43642 is categorized as a Denial of Service vulnerability in Windows SMB.
Is there a workaround for CVE-2024-43642 if I cannot apply patches immediately?
Currently, there is no documented workaround for CVE-2024-43642, so applying patches is the recommended course of action.

CVE-2024-43642: Windows SMB Denial of Service Vulnerability

Remedy

Never miss a vulnerability like this again

Reference Links

Frequently Asked Questions

What is the severity of CVE-2024-43642?

Which software versions are affected by CVE-2024-43642?

How do I fix CVE-2024-43642?

What type of vulnerability is CVE-2024-43642?

Is there a workaround for CVE-2024-43642 if I cannot apply patches immediately?

Company

Resources

Contact

Frequently Asked Questions

What is the severity of CVE-2024-43642?

Which software versions are affected by CVE-2024-43642?

How do I fix CVE-2024-43642?

What type of vulnerability is CVE-2024-43642?

Is there a workaround for CVE-2024-43642 if I cannot apply patches immediately?