CVE-2017-8463 Code injection in 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, 1703, and Windows Server 2016

High 7.8 Published 11 Jul 2017 Updated 17 Sep 2024

Windows Shell allows remote code execution via improper handling of executable files and shares during rename operations.

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-2017-8463?

CVE-2017-8463 is a high-severity code injection 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

Windows Shell in 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, 1703, and Windows Server 2016 allows a remote code execution vulnerability due to the way it improperly handles executable files and shares during rename operations, aka "Windows Explorer Remote Code Execution Vulnerability".

Which versions are affected by CVE-2017-8463?

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-2017-8463?

No fix has been published for CVE-2017-8463 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2017-8463 being exploited?

There is no known exploitation of CVE-2017-8463 in the wild and no public exploit code.

All Microsoft Windows 10 vulnerabilities

Sources

Also known as GHSA-759r-wrfv-m7v6.