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Microsoft IP Helper CVE-2025-21231 Denial of Service Vulnerability

description-logoDescription

CWE-400 Uncontrolled Resource Consumption causes a network-initiated denial of service in Microsoft IP Helper across multiple Windows 10/11 and Server versions.

affected-products-logoAffected Applications

Windows Server 2016
Windows 10
Windows Server 2008
Windows Server 2022
Windows Server 2012
Windows Server 2025
Windows 11
Windows Server 2019

Version Updates

Date Version Status Detail
2025-01-14 1.00802
New
 Windows Server 2016,Windows 10,Windows Server 2008,Windows Server 2022,Windows Server 2012,Windows Server 2025,Windows 11,Windows Server 2019

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21231
ID 83582
Created Jan 14, 2025
Description
Updated		 Jan 10, 2026
CVE ID
Risk black-background-circle-icon black-background-circle-icon black-background-circle-icon black-background-circle-icon lightgray-background-circle-icon
Coverage FortiClient
OS Windows
Vendor Microsoft
Patch auto
Application Windows Server 2016 , Windows 10 , Windows Server 2008 , Windows Server 2022 , Windows Server 2012 , Windows Server 2025 , Windows 11 , Windows Server 2019