CVE-2017-8618 Memory corruption in Windows 7 SP1, Windows Server 2008 R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016

High 7.5 Published Updated

A memory corruption vulnerability in Internet Explorer's scripting engine allows attackers to execute arbitrary code via specially crafted web content.

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-2017-8618?

CVE-2017-8618 is a high-severity memory corruption vulnerability in Microsoft Internet Explorer, published on 11 Jul 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

Internet Explorer in Microsoft Windows 7 SP1, Windows Server 2008 R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016 Internet Explorer in the way affected Microsoft scripting engines render when handling objects in memory, aka "Scripting Engine Memory Corruption Vulnerability." This CVE ID is unique from CVE-2017-8596, CVE-2017-8610, CVE-2017-8601, CVE-2017-8603, CVE-2017-8604, CVE-2017-8605, CVE-2017-8606, CVE-2017-8607, CVE-2017-8608, CVE-2017-8619, CVE-2017-9598 and CVE-2017-8609.

Weakness: CWE-119

Which versions are affected by CVE-2017-8618?

It affects 1 product.

Products include Microsoft Internet Explorer.

How do I fix CVE-2017-8618?

No fix has been published for CVE-2017-8618 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-2017-8618 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2017-8618 exists.

Public exploit code: 1 Exploit-DB entry.

All Microsoft Internet Explorer vulnerabilities

Sources

Also known as GHSA-4gjj-326p-2q44.

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