CVE-2017-8578 Privilege escalation in Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016

High 7.8 Published 11 Jul 2017 Updated 16 Sep 2024

An attacker can exploit a Win32k memory handling flaw to elevate privileges on affected Microsoft Windows systems.

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

What is CVE-2017-8578?

CVE-2017-8578 is a high-severity vulnerability in Microsoft Windows 10, published on 11 Jul 2017. 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

Win32k in Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016 allows an elevation of privilege vulnerability when it fails to properly handle objects in memory, aka "Win32k Elevation of Privilege Vulnerability". This CVE ID is unique from CVE-2017-8577, CVE-2017-8580, CVE-2017-8581, and CVE-2017-8467.

Weakness: CWE-281

Which versions are affected by CVE-2017-8578?

It affects 7 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 1 more.

How do I fix CVE-2017-8578?

No fix has been published for CVE-2017-8578 yet. Limit exposure of the affected software until one is available.

Is CVE-2017-8578 being exploited?

There is no known exploitation of CVE-2017-8578 in the wild and no public exploit code.

All Microsoft Windows 10 vulnerabilities

Sources

Also known as GHSA-qqq3-xh7j-8r23.