CVE-2017-8726 Memory corruption in Microsoft Edge

Medium 4.3 Published Updated

An attacker can execute arbitrary code in the context of the current user via a memory corruption flaw in Microsoft Edge scripting engines.

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-2017-8726?

CVE-2017-8726 is a medium-severity memory corruption vulnerability in Microsoft Edge, published on 13 Oct 2017. 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

Microsoft Edge in Microsoft Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 allows an attacker to execute arbitrary code in the context of the current user, due to how affected Microsoft scripting engines handle objects in memory, aka "Microsoft Edge Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-11794 and CVE-2017-11803.

Weakness: CWE-119

Which versions are affected by CVE-2017-8726?

It affects 1 product.

Products include Microsoft Edge.

How do I fix CVE-2017-8726?

No fix has been published for CVE-2017-8726 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-2017-8726 being exploited?

There is no known exploitation of CVE-2017-8726 in the wild and no public exploit code.

All Microsoft Edge vulnerabilities

Sources

Also known as GHSA-2rpx-x533-qfww.

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