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CVE-2021-42278

Active Directory Domain Services Elevation of Privilege Vulnerability

Basic Information

CVE State
PUBLISHED
Reserved Date
October 12, 2021
Published Date
November 10, 2021
Last Updated
February 04, 2025
Vendor
Microsoft
Product
Windows Server 2019, Windows Server 2019 (Server Core installation), Windows Server 2022, Windows Server version 2004, Windows Server version 20H2, Windows Server 2016, Windows Server 2016 (Server Core installation), Windows Server 2008 Service Pack 2, Windows Server 2008 Service Pack 2 (Server Core installation), Windows Server 2008 Service Pack 2, Windows Server 2008 R2 Service Pack 1, Windows Server 2008 R2 Service Pack 1 (Server Core installation), Windows Server 2012, Windows Server 2012 (Server Core installation), Windows Server 2012 R2, Windows Server 2012 R2 (Server Core installation)
Description
Active Directory Domain Services Elevation of Privilege Vulnerability

CVSS Scores

CVSS v3.1

7.5 - HIGH

Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

SSVC Information

Exploitation
active
Technical Impact
total

Exploit Status

Exploited in the Wild
Yes (added 2022-04-11 00:00:00 UTC) Source
Used in Malware
Yes (added 2022-04-11 00:00:00 UTC) Source

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-42278

Known Exploited Vulnerability Information

Source Added Date
CISA 2022-04-11 00:00:00 UTC