CVE-2021-27070 Windows 10 Update Assistant Elevation of Privilege Vulnerability

High 7.3 Published Updated

An attacker can exploit improper access controls in the Windows Update Assistant to gain elevated privileges on the system.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2021-27070?

CVE-2021-27070 is a high-severity vulnerability in Microsoft Windows 10, published on 11 Mar 2021. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Windows 10 Update Assistant Elevation of Privilege Vulnerability

Weakness: CWE-732

Which versions are affected by CVE-2021-27070?

It affects 2 products.

Products include Microsoft Windows 10, Microsoft Windows Server 2016.

How do I fix CVE-2021-27070?

No fix has been published for CVE-2021-27070 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-27070 being exploited?

There is no known exploitation of CVE-2021-27070 in the wild and no public exploit code.

All Microsoft Windows 10 vulnerabilities

Sources

Also known as GHSA-323v-6736-wj2p.

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