Group Policy Elevation of Privilege Vulnerability

Vulnerability 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>

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16939
• https://www.zerodayinitiative.com/advisories/ZDI-20-1254/