Description
<p>A denial of service vulnerability exists in Windows DNS when it fails to properly handle queries. An attacker who successfully exploited this vulnerability could cause the DNS service to become nonresponsive.</p> <p>To exploit the vulnerability, an authenticated attacker could send malicious DNS queries to a target, resulting in a denial of service.</p> <p>The update addresses the vulnerability by correcting how Windows DNS processes queries.</p>
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Microsoft Windows Server version 2004
10.0.0 to < publicationaffected
Microsoft Windows Server 2019
10.0.0 to < publicationaffected
Microsoft Windows Server 2019 (Server Core installation)
10.0.0 to < publicationaffected
Microsoft Windows Server, version 1909 (Server Core installation)
10.0.0 to < publicationaffected
Microsoft Windows Server, version 1903 (Server Core installation)
10.0.0 to < publicationaffected
Microsoft Windows Server 2016
10.0.0 to < publicationaffected
Microsoft Windows Server 2016 (Server Core installation)
10.0.0 to < publicationaffected
Microsoft Windows Server 2008 Service Pack 2
6.0.0 to < publicationaffected
Microsoft Windows Server 2008 Service Pack 2 (Server Core installation)
6.0.0 to < publicationaffected
Microsoft Windows Server 2008 Service Pack 2
6.0.0 to < publicationaffected
Microsoft Windows Server 2008 R2 Service Pack 1
6.1.0 to < publicationaffected
Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation)
6.0.0 to < publicationaffected
Microsoft Windows Server 2012
6.2.0 to < publicationaffected
Microsoft Windows Server 2012 (Server Core installation)
6.2.0 to < publicationaffected
Microsoft Windows Server 2012 R2
6.3.0 to < publicationaffected
Microsoft Windows Server 2012 R2 (Server Core installation)
6.3.0 to < publicationaffected