CVE-2021-42274 - Vulnerability Details - OpenCVE

Windows Hyper-V Discrete Device Assignment (DDA) Denial of Service Vulnerability

No CVSS v4.0

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Local

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00611.

Key SSVC decision points have not yet been added.

Vendors	Products
Microsoft	Windows 10 Windows 10 1607 Windows 10 1809 Windows 10 21h1 Windows 11 Windows 11 21h2 Windows Server 2004 Windows Server 2016 Windows Server 2019 Windows Server 2022 Windows Server 20h2

Configuration 1 [-]

OR	cpe:2.3:o:microsoft:windows_10:20h2::::::x64:
	cpe:2.3:o:microsoft:windows_10:21h1::::::x64:
	cpe:2.3:o:microsoft:windows_10:1607::::::x64:
	cpe:2.3:o:microsoft:windows_10:1809::::::x64:
	cpe:2.3:o:microsoft:windows_10:2004::::::x64:
	cpe:2.3:o:microsoft:windows_11:-::::::x64:
	cpe:2.3:o:microsoft:windows_server_2016:-:::::::*
	cpe:2.3:o:microsoft:windows_server_2016:20h2:::::::*
	cpe:2.3:o:microsoft:windows_server_2016:2004:::::::*
	cpe:2.3:o:microsoft:windows_server_2019:-:::::::*
	cpe:2.3:o:microsoft:windows_server_2022:-:::::::*

No data.

No data.

References

Link	Providers
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-42274

History

No history.

MITRE

Status: PUBLISHED

Assigner: microsoft

Published: 2021-11-10T00:46:57.000Z

Updated: 2024-08-04T03:30:37.973Z

Reserved: 2021-10-12T00:00:00.000Z

Link: CVE-2021-42274

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-11-10T01:19:43.317

Modified: 2026-06-17T04:09:33.387

Link: CVE-2021-42274

Redhat

No data.

OpenCVE Enrichment

No data.

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"baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.0, "impactScore": 4.0, "source": "nvd@nist.gov", "type": "Secondary"}]}, "published": "2021-11-10T01:19:43.317", "references": [{"source": "secure@microsoft.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-42274"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-42274"}], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}