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CVE-2021-42278

nvd nist
Published: Nov 10, 2021Modified: Oct 30, 2025CISA KEV

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7.5
Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploitability: 1.6 / Impact: 5.9
Source: NVD (Secondary)

Description

Active Directory Domain Services Elevation of Privilege Vulnerability

Affected (9)

Microsoft
7 products
Windows Server 2004
Windows Server 2008
Windows Server 2012
Windows Server 2016
Windows Server 2019
Windows Server 2022
Windows Server 20h2
Configuration A
9 vulnerable
Vulnerable SoftwareAffected Versions
Windows Server 2004
Before 10.0.19041.1348
Microsoft
Windows Server 2008
All versions
Windows Server 2008
Version r2 sp1
Microsoft
Windows Server 2012
All versions
Windows Server 2012
Version r2
Windows Server 2016
Before 10.0.14393.4770
Windows Server 2019
Before 10.0.17763.2300
Windows Server 2022
Before 10.0.20348.350
Windows Server 20h2
Before 10.0.19042.1348

References (3)

Source: secure@microsoft.com
PatchVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
PatchVendor Advisory
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
US Government Resource

Timeline

No history available yet.