CVE-2020-0993

MEDIUM

Windows DNS - Denial of Service via Improper Query Handling

Title source: llm

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

Core 1

Core References

Patch, Vendor Advisory x_refsource_misc

CVSS v3 6.5

EPSS 0.0524

EPSS Percentile 91.7%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Status published

Products (18)

microsoft/windows_10

microsoft/windows_10 1607

microsoft/windows_10 1709

microsoft/windows_10 1803

microsoft/windows_10 1809

microsoft/windows_10 1903

microsoft/windows_10 1909

microsoft/windows_7

microsoft/windows_8.1

microsoft/windows_rt_8.1

... and 8 more

Published Apr 15, 2020

Tracked Since Feb 18, 2026