Mar 2021: Windows DNS Server Denial of Service Vulnerability
CVE-2021-27063 Published on March 11, 2021

Products Associated with CVE-2021-27063

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Affected Versions

Microsoft Windows Server 2008 R2 Service Pack 1:

• Version 6.1.7601.0 and below 6.1.7601.24566 is affected.

Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation):

• Version 6.1.7601.0 and below 6.1.7601.24566 is affected.

Microsoft Windows Server 2008 Service Pack 2:

• Version 6.0.6003.0 and below 6.0.6003.21070 is affected.

Microsoft Windows Server 2008 Service Pack 2 (Server Core installation):

• Version 6.0.6003.0 and below 6.0.6003.21070 is affected.

Microsoft Windows Server 2012:

• Version 6.2.9200.0 and below 6.2.9200.23298 is affected.

Microsoft Windows Server 2012 (Server Core installation):

• Version 6.2.9200.0 and below 6.2.9200.23298 is affected.

Microsoft Windows Server 2012 R2:

• Version 6.3.9600.0 and below 6.3.9600.19968 is affected.

Microsoft Windows Server 2012 R2 (Server Core installation):

• Version 6.3.9600.0 and below 6.3.9600.19968 is affected.

Microsoft Windows Server 2016:

• Version 10.0.14393.0 and below 10.0.14393.4283 is affected.

Microsoft Windows Server 2016 (Server Core installation):

• Version 10.0.14393.0 and below 10.0.14393.4283 is affected.

Microsoft Windows Server 2019:

• Version 10.0.17763.0 and below 10.0.17763.1817 is affected.

Microsoft Windows Server 2019 (Server Core installation):

• Version 10.0.17763.0 and below 10.0.17763.1817 is affected.

Microsoft Windows Server version 2004:

• Version 10.0.0 and below 10.0.19043.867 is affected.

Microsoft Windows Server version 20H2:

• Version 10.0.0 and below 10.0.19043.867 is affected.

Microsoft Windows Server, version 1909 (Server Core installation):

• Version 10.0.0 and below 10.0.18363.1440 is affected.

Exploit Probability