CVE-2020-0766 Microsoft Store Runtime Elevation of Privilege Vulnerability

High 7.8 Published Updated

An attacker with local access can run a crafted application to exploit improper memory handling in the Microsoft Store Runtime and elevate 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-2020-0766?

CVE-2020-0766 is a high-severity vulnerability in Microsoft Windows 10, published on 11 Sep 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 when the Microsoft Store Runtime improperly handles memory.</p> <p>To exploit this vulnerability, an attacker would first have to gain execution on the victim system. An attacker could then run a specially crafted application to elevate privileges.</p> <p>The security update addresses the vulnerability by correcting how the Microsoft Store Runtime handles memory.</p>

Which versions are affected by CVE-2020-0766?

It affects 3 products.

Products include Microsoft Windows 10, Microsoft Windows Server 2016, Microsoft Windows Server 2019.

How do I fix CVE-2020-0766?

No fix has been published for CVE-2020-0766 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-0766 being exploited?

There is no known exploitation of CVE-2020-0766 in the wild and no public exploit code.

All Microsoft Windows 10 vulnerabilities

Sources

Also known as GHSA-qg55-26rh-hq58.

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