CVE-2020-0918 Memory corruption in Windows

Medium 6.8 Published Updated

Attackers can exploit improper memory handling in Windows Hyper-V to escalate privileges on the host server.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2020-0918?

CVE-2020-0918 is a medium-severity memory corruption vulnerability in Microsoft Windows 10, published on 15 Apr 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

An elevation of privilege vulnerability exists when Windows Hyper-V on a host server fails to properly handle objects in memory, aka 'Windows Hyper-V Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-0917.

Which versions are affected by CVE-2020-0918?

It affects 3 products.

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

How do I fix CVE-2020-0918?

No fix has been published for CVE-2020-0918 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2020-0918 being exploited?

There is no known exploitation of CVE-2020-0918 in the wild and no public exploit code.

All Microsoft Windows 10 vulnerabilities

Sources

Also known as GHSA-4pw9-qw5j-7xr6.

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