CVE-2021-27070 - Vulnerability Details - OpenCVE

ReportizFlow

Windows 10 Update Assistant Elevation of Privilege Vulnerability

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

AV:N/AC:M/Au:N/C:C/I:C/A:C

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Microsoft	Windows 10 Windows 10 1809 Windows 10 20h2 Windows Server 2004 Windows Server 2016 Windows Server 20h2

Configuration 1 [-]

OR	cpe:2.3:o:microsoft:windows_10:20h2:::::::*
	cpe:2.3:o:microsoft:windows_10:2004:::::::*
	cpe:2.3:o:microsoft:windows_server_2016:20h2:::::::*
	cpe:2.3:o:microsoft:windows_server_2016:2004:::::::*

No data.

References

Link	Providers
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-27070
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-27070
https://www.zerodayinitiative.com/advisories/ZDI-21-329/

History

Wed, 19 Aug 2026 16:45:00 +0000

Type	Values Removed	Values Added
CPEs	cpe:2.3:o:microsoft:windows_10_20H2:::::::arm64:*
References		https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-27070

MITRE

Status: PUBLISHED

Assigner: microsoft

Published: 2021-03-11T15:49:50.000Z

Updated: 2026-08-19T16:30:06.192Z

Reserved: 2021-02-10T00:00:00.000Z

Link: CVE-2021-27070

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-03-11T16:15:17.987

Modified: 2026-08-19T17:17:51.943

Link: CVE-2021-27070

Redhat

No data.

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