CVE-2020-17011

HIGH

Windows Port Class Library - Privilege Escalation

Title source: llm

Windows Port Class Library Elevation of Privilege Vulnerability

Core 1

Core References

Patch, Vendor Advisory x_refsource_misc

CVSS v3 7.8

EPSS 0.0103

EPSS Percentile 60.0%

Attack Vector LOCAL

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

Status published

Products (21)

microsoft/windows_10

microsoft/windows_10 20h2

microsoft/windows_10 1607

microsoft/windows_10 1803

microsoft/windows_10 1809

microsoft/windows_10 1903

microsoft/windows_10 1909

microsoft/windows_10 2004

microsoft/windows_7 sp1

microsoft/windows_8.1

... and 11 more

Published Nov 11, 2020

Tracked Since Feb 18, 2026