CVE-2019-0856 Memory corruption in Windows

High 7.2 Published Updated

Attackers can execute arbitrary code remotely by exploiting improper memory object handling in Windows.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2019-0856?

CVE-2019-0856 is a high-severity memory corruption vulnerability in Microsoft Windows 10, published on 9 Apr 2019. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

A remote code execution vulnerability exists when Windows improperly handles objects in memory, aka 'Windows Remote Code Execution Vulnerability'.

Which versions are affected by CVE-2019-0856?

It affects 8 products.

Products include Microsoft Windows 10, Microsoft Windows 7, Microsoft Windows 8.1, Microsoft Windows Rt 8.1, Microsoft Windows Server 2008, Microsoft Windows Server 2012 and 2 more.

How do I fix CVE-2019-0856?

No fix has been published for CVE-2019-0856 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-2019-0856 being exploited?

There is no known exploitation of CVE-2019-0856 in the wild and no public exploit code.

All Microsoft Windows 10 vulnerabilities

Sources

Also known as GHSA-p4gp-mjm2-2fgp.

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