CVE-2020-16908 Windows Setup Elevation of Privilege Vulnerability

High 7.8 Published Updated

A local attacker can exploit improper directory handling in Windows Setup to execute arbitrary code with elevated system privileges.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2020-16908?

CVE-2020-16908 is a high-severity vulnerability in Microsoft Windows 10, published on 16 Oct 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

<p>An elevation of privilege vulnerability exists in Windows Setup in the way it handles directories.</p> <p>A locally authenticated attacker could run arbitrary code with elevated system privileges. After successfully exploiting the vulnerability, an attacker could then install programs; view, change, or delete data; or create new accounts with full user rights.</p> <p>The security update addresses the vulnerability by ensuring Windows Setup properly handles directories.</p>

Which versions are affected by CVE-2020-16908?

It affects 1 product.

Products include Microsoft Windows 10.

How do I fix CVE-2020-16908?

No fix has been published for CVE-2020-16908 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-16908 being exploited?

There is no known exploitation of CVE-2020-16908 in the wild and no public exploit code.

All Microsoft Windows 10 vulnerabilities

Sources

Also known as GHSA-x4gf-jp8w-7474.

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