CVE-2018-8178 Memory corruption in ChakraCore

High 7.5 Published Updated

Attackers can execute arbitrary code remotely by exploiting memory corruption in Microsoft browsers and ChakraCore.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2018-8178?

CVE-2018-8178 is a high-severity memory corruption vulnerability in Microsoft Chakracore, published on 9 May 2018. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

A remote code execution vulnerability exists in the way that Microsoft browsers access objects in memory, aka "Microsoft Browser Memory Corruption Vulnerability." This affects ChakraCore, Internet Explorer 11, Microsoft Edge.

Weakness: CWE-787

Which versions are affected by CVE-2018-8178?

It affects 3 products.

Products include Microsoft Chakracore, Microsoft Edge, Microsoft Internet Explorer.

How do I fix CVE-2018-8178?

No fix has been published for CVE-2018-8178 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-2018-8178 being exploited?

There is no known exploitation of CVE-2018-8178 in the wild and no public exploit code.

All Microsoft Chakracore vulnerabilities

Sources

Also known as GHSA-hgmx-vqh4-mpgw.

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