High severity7.5NVD Advisory· Published Jul 15, 2019· Updated Jun 17, 2026

CVE-2019-0811

Description

A denial of service vulnerability exists in Windows DNS Server when it fails to properly handle DNS queries, aka 'Windows DNS Server Denial of Service Vulnerability'.

Affected products

Microsoft/Windows NT DNS Serverllm-fuzzy
Microsoft/Windows Server 2003cpe-rescue
Range: 2012 R2
Microsoft/Windows Server, version 1903 (Server Core installation)v5
Range: unspecified

Patches

Vulnerability mechanics

References

portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0811nvdPatchVendor Advisory

News mentions

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