attack vector is network; attack complexity is low; privileges required is none; user interaction is none; scope is unchanged; confidentiality impact is none; integrity impact is none; availability impact is high.
Affected products
see table below
Classified as
CWE-122 (Heap-based Buffer Overflow)
Affected Products, Subsystems & Sectors
Vendor
Product
Affected Versions
Patch Status
Microsoft
Windows 11 (version 23H2)
Microsoft
Windows 11 (version 24H2)
Microsoft
Windows 11 (version 25H2)
Microsoft
Windows 11 (version 26H1)
Microsoft
Windows Server 2025
Microsoft
Windows 10 (version 1607)
Microsoft
Windows 10 (version 1809)
Microsoft
Windows 10 (version 21H2)
Microsoft
Windows 10 (version 22H2)
Microsoft
Windows Server 2012
Microsoft
Windows Server 2016
Microsoft
Windows Server 2019
Microsoft
Windows Server 2022
Microsoft
Windows Server 2012 R2
Microsoft
Windows 11 Version 26H2
Subsystems
OT Supporting Infrastructure
Sectors
All Sectors
What to Know
Heap-based buffer overflow in Windows IKE Extension allows an unauthorized attacker to deny service over a network.
What to Do
Monitor Microsoft's web page for any future patch releases.