CVE-2020-16939

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

<p>An elevation of privilege vulnerability exists when Group Policy improperly checks access. An attacker who successfully exploited this vulnerability could run processes in an elevated context.</p> <p>To exploit the vulnerability, an attacker would first have to log on to the system, and then run a specially crafted application to take control over the affected system.</p> <p>The security update addresses the vulnerability by correcting how Group Policy checks access.</p>

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Oct 16, 2020
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2020-16939: High severity, CVSS 7.8 | Vulnix