CVE-2020-0909

CVE.org · Published

Record status: Published
Identifier year (not publication year): 2020
Source publication: May 21, 2020
Source updated: Aug 19, 2026
Imported by cveboard: Oct 24, 2026
Source snapshot: cve_2026-10-24_midnight_baseline · Oct 24, 2026

CNA source text (English)

Windows Hyper-V Denial of Service Vulnerability

A denial of service vulnerability exists when Hyper-V on a Windows Server fails to properly handle specially crafted network packets. To exploit the vulnerability, an attacker would send specially crafted network packets to the Hyper-V Server. The security update addresses the vulnerability by resolving the conditions where Hyper-V would fail to properly handle these network packets.

Scoped product and version facts

Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.

Exploitation unknown; this catalogue does not assess exploitation.

Windows 10 Version 1507

Vendor: Microsoft
Product: Windows 10 Version 1507
Platforms: x64-based Systems
Default status: Unknown

Windows 10 Version 1507 · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
10.0.10240.0	`affected`	custom	publication	Unavailable	None listed

Windows 10 Version 1607

Vendor: Microsoft
Product: Windows 10 Version 1607
Platforms: x64-based Systems
Default status: Unknown

Windows 10 Version 1607 · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
10.0.14393.0	`affected`	custom	publication	Unavailable	None listed

Windows 10 Version 1709

Vendor: Microsoft
Product: Windows 10 Version 1709
Platforms: x64-based Systems
Default status: Unknown

Windows 10 Version 1709 · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
10.0.0	`affected`	custom	publication	Unavailable	None listed

Windows 10 Version 1803

Vendor: Microsoft
Product: Windows 10 Version 1803
Platforms: x64-based Systems
Default status: Unknown

Windows 10 Version 1803 · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
10.0.0	`affected`	custom	publication	Unavailable	None listed

Windows 10 Version 1809

Vendor: Microsoft
Product: Windows 10 Version 1809
Platforms: x64-based Systems
Default status: Unknown

Windows 10 Version 1809 · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
10.0.17763.0	`affected`	custom	publication	Unavailable	None listed

Windows 10 Version 1903 for x64-based Systems

Vendor: Microsoft
Product: Windows 10 Version 1903 for x64-based Systems
Platforms: Unknown
Default status: Unknown

Windows 10 Version 1903 for x64-based Systems · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
10.0.0	`affected`	custom	publication	Unavailable	None listed

Windows 10 Version 1909

Vendor: Microsoft
Product: Windows 10 Version 1909
Platforms: x64-based Systems
Default status: Unknown

Windows 10 Version 1909 · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
10.0.0	`affected`	custom	publication	Unavailable	None listed

Windows 7 Service Pack 1

Vendor: Microsoft
Product: Windows 7 Service Pack 1
Platforms: x64-based Systems
Default status: Unknown

Windows 7 Service Pack 1 · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
6.1.0	`affected`	custom	publication	Unavailable	None listed

Windows 8.1

Vendor: Microsoft
Product: Windows 8.1
Platforms: x64-based Systems
Default status: Unknown

Windows 8.1 · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
6.3.0	`affected`	custom	publication	Unavailable	None listed

Windows Server 2008 R2 Service Pack 1

Vendor: Microsoft
Product: Windows Server 2008 R2 Service Pack 1
Platforms: x64-based Systems
Default status: Unknown

Windows Server 2008 R2 Service Pack 1 · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
6.1.7601.0	`affected`	custom	publication	Unavailable	None listed

Windows Server 2008 R2 Service Pack 1 (Server Core installation)

Vendor: Microsoft
Product: Windows Server 2008 R2 Service Pack 1 (Server Core installation)
Platforms: x64-based Systems
Default status: Unknown

Windows Server 2008 R2 Service Pack 1 (Server Core installation) · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
6.1.7601.0	`affected`	custom	publication	Unavailable	None listed

Windows Server 2008 Service Pack 2

Vendor: Microsoft
Product: Windows Server 2008 Service Pack 2
Platforms: x64-based Systems
Default status: Unknown

Windows Server 2008 Service Pack 2 · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
6.0.6003.0	`affected`	custom	publication	Unavailable	None listed

Windows Server 2008 Service Pack 2 (Server Core installation)

Vendor: Microsoft
Product: Windows Server 2008 Service Pack 2 (Server Core installation)
Platforms: x64-based Systems
Default status: Unknown

Windows Server 2008 Service Pack 2 (Server Core installation) · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
6.0.6003.0	`affected`	custom	publication	Unavailable	None listed

Windows Server 2012

Vendor: Microsoft
Product: Windows Server 2012
Platforms: x64-based Systems
Default status: Unknown

Windows Server 2012 · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
6.2.9200.0	`affected`	custom	publication	Unavailable	None listed

Windows Server 2012 (Server Core installation)

Vendor: Microsoft
Product: Windows Server 2012 (Server Core installation)
Platforms: x64-based Systems
Default status: Unknown

Windows Server 2012 (Server Core installation) · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
6.2.9200.0	`affected`	custom	publication	Unavailable	None listed

Windows Server 2012 R2

Vendor: Microsoft
Product: Windows Server 2012 R2
Platforms: x64-based Systems
Default status: Unknown

Windows Server 2012 R2 · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
6.3.9600.0	`affected`	custom	publication	Unavailable	None listed

Windows Server 2012 R2 (Server Core installation)

Vendor: Microsoft
Product: Windows Server 2012 R2 (Server Core installation)
Platforms: x64-based Systems
Default status: Unknown

Windows Server 2012 R2 (Server Core installation) · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
6.3.9600.0	`affected`	custom	publication	Unavailable	None listed

Windows Server 2016

Vendor: Microsoft
Product: Windows Server 2016
Platforms: x64-based Systems
Default status: Unknown

Windows Server 2016 · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
10.0.14393.0	`affected`	custom	publication	Unavailable	None listed

Windows Server 2016 (Server Core installation)

Vendor: Microsoft
Product: Windows Server 2016 (Server Core installation)
Platforms: x64-based Systems
Default status: Unknown

Windows Server 2016 (Server Core installation) · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
10.0.14393.0	`affected`	custom	publication	Unavailable	None listed

Windows Server 2019

Vendor: Microsoft
Product: Windows Server 2019
Platforms: x64-based Systems
Default status: Unknown

Windows Server 2019 · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
10.0.17763.0	`affected`	custom	publication	Unavailable	None listed

Windows Server 2019 (Server Core installation)

Vendor: Microsoft
Product: Windows Server 2019 (Server Core installation)
Platforms: x64-based Systems
Default status: Unknown

Windows Server 2019 (Server Core installation) · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
10.0.17763.0	`affected`	custom	publication	Unavailable	None listed

Windows Server, version 1803 (Server Core Installation)

Vendor: Microsoft
Product: Windows Server, version 1803 (Server Core Installation)
Platforms: x64-based Systems
Default status: Unknown

Windows Server, version 1803 (Server Core Installation) · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
10.0.0	`affected`	custom	publication	Unavailable	None listed

Windows Server, version 1903 (Server Core installation)

Vendor: Microsoft
Product: Windows Server, version 1903 (Server Core installation)
Platforms: x64-based Systems
Default status: Unknown

Windows Server, version 1903 (Server Core installation) · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
10.0.0	`affected`	custom	publication	Unavailable	None listed

Windows Server, version 1909 (Server Core installation)

Vendor: Microsoft
Product: Windows Server, version 1909 (Server Core installation)
Platforms: x64-based Systems
Default status: Unknown

Windows Server, version 1909 (Server Core installation) · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
10.0.0	`affected`	custom	publication	Unavailable	None listed