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7.5 High Exploited · ransomware

CVE-2021-42287 Microsoft Active Directory Domain Services Privilege Escalation Vulnerability

Active exploitation observed

· CISA KEV catalogue
Required action Apply updates per vendor instructions.
Ransomware campaigns Known to be used
Weakness CWE-269

Description

Active Directory Domain Services Elevation of Privilege Vulnerability

Affected products and versions

Product Affected versions Fixed in
Windows Server 2019 10.0 10.0.17763.0 → < 10.0.17763.2300 10.0.17763.2300
Windows Server 2019 (Server Core installation) 10.0 10.0.17763.0 → < 10.0.17763.2300 10.0.17763.2300
Windows Server 2022 10.0 10.0.20348.0 → < 10.0.20348.350 10.0.20348.350
Windows Server version 2004 10.0 10.0.0 → < 10.0.19041.1348 10.0.19041.1348
Windows Server version 20H2 10.0 10.0.0 → < 10.0.19041.1348 10.0.19041.1348
Windows Server 2016 10.0 10.0.14393.0 → < 10.0.14393.4770 10.0.14393.4770
Windows Server 2016 (Server Core installation) 10.0 10.0.14393.0 → < 10.0.14393.4770 10.0.14393.4770
Windows Server 2008 Service Pack 2 6.0 6.0.6003.0 → < 6.0.6003.21282 6.0.6003.21282
Windows Server 2008 Service Pack 2 (Server Core installation) 6.0 6.0.6003.0 → < 6.0.6003.21282 6.0.6003.21282
Show the 7 other branches
Product Affected versions Fixed in
Windows Server 2008 Service Pack 2 6.0 6.0.0 → < 6.0.6003.21282 6.0.6003.21282
Windows Server 2008 R2 Service Pack 1 6.1 6.1.7601.0 → < 6.1.7601.25769 6.1.7601.25769
Windows Server 2008 R2 Service Pack 1 (Server Core installation) 6.1 6.1.7601.0 → < 6.1.7601.25769 6.1.7601.25769
Windows Server 2012 6.2 6.2.9200.0 → < 6.2.9200.23517 6.2.9200.23517
Windows Server 2012 (Server Core installation) 6.2 6.2.9200.0 → < 6.2.9200.23517 6.2.9200.23517
Windows Server 2012 R2 6.3 6.3.9600.0 → < 6.3.9600.20174 6.3.9600.20174
Windows Server 2012 R2 (Server Core installation) 6.3 6.3.9600.0 → < 6.3.9600.20174 6.3.9600.20174

References

Timeline

  1. Published
  2. Added to the KEV catalogue
  3. Last modified

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