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7.5
CVSS
High

CVE-2021-42278

PUBLISHED

Active Directory Domain Services Elevation of Privilege Vulnerability

Exploited in the wild Used in malware Remote No user interaction
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)
Published
Nov 10, 2021
EPSS
—

Description

Active Directory Domain Services Elevation of Privilege Vulnerability

windows cisa malware ransomware microsoft

CVSS scores

CVSS v3.1 7.5 High

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

Exploitation status

Exploited in the wild

Recorded 2022-04-11 00:00:00 UTC · Source

Used in malware

Recorded 2022-04-11 00:00:00 UTC · Source

SSVC decision points

Exploitation
active
Automatable
No
Technical impact
total

References

Known exploited vulnerability sources

Catalogues that list this CVE as a known exploited vulnerability.

Source Added
CISA Apr 11, 2022

Timeline

  • CVE ID Reserved

  • CVE Published to Public

  • Exploit Used in Malware

  • Added to KEVIntel