CVE-2021-28439

HIGH

Windows TCP/IP Driver - Denial of Service

Title source: llm

Windows TCP/IP Driver Denial of Service Vulnerability

Core 1

Core References

Patch, Vendor Advisory x_refsource_misc

CVSS v3 7.5

EPSS 0.0611

EPSS Percentile 92.7%

Attack Vector NETWORK

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

Status published

Products (18)

microsoft/windows_10

microsoft/windows_10 20h2

microsoft/windows_10 1607

microsoft/windows_10 1803

microsoft/windows_10 1809

microsoft/windows_10 1909

microsoft/windows_10 2004

microsoft/windows_7

microsoft/windows_8.1

microsoft/windows_rt_8.1

... and 8 more

Published Apr 13, 2021

Tracked Since Feb 18, 2026