CVE-2018-8232 Code injection in Microsoft Visual Studio

High 7.8 Published 11 Jul 2018 Updated 5 Aug 2024

An attacker can execute arbitrary code by exploiting improper validation in the Microsoft Macro Assembler within Visual Studio.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2018-8232?

CVE-2018-8232 is a high-severity code injection vulnerability in Microsoft Visual Studio 2017, published on 11 Jul 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A Tampering vulnerability exists when Microsoft Macro Assembler improperly validates code, aka "Microsoft Macro Assembler Tampering Vulnerability." This affects Microsoft Visual Studio.

Weakness: CWE-20

Which versions are affected by CVE-2018-8232?

It affects 1 product.

Products include Microsoft Visual Studio 2017.

How do I fix CVE-2018-8232?

No fix has been published for CVE-2018-8232 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-2018-8232 being exploited?

There is no known exploitation of CVE-2018-8232 in the wild and no public exploit code.

All Microsoft Visual Studio 2017 vulnerabilities

Sources

Also known as GHSA-7rhj-mfh9-5577.