CVE-2017-8549 Memory corruption in Microsoft Edge

High 7.5 Published Updated

An attacker can obtain sensitive information to compromise the user's system via improper memory handling in Microsoft Edge.

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-2017-8549?

CVE-2017-8549 is a high-severity memory corruption vulnerability in Microsoft Edge, published on 15 Jun 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, and 1703, and Windows Server 2016 allows an attacker to obtain information to further compromise the user's system when Microsoft Edge improperly handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-8499, CVE-2017-8520, CVE-2017-8521, and CVE-2017-8548.

Weakness: CWE-119

Which versions are affected by CVE-2017-8549?

It affects 1 product.

Products include Microsoft Edge.

How do I fix CVE-2017-8549?

No fix has been published for CVE-2017-8549 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-2017-8549 being exploited?

There is no known exploitation of CVE-2017-8549 in the wild and no public exploit code.

All Microsoft Edge vulnerabilities

Sources

Also known as GHSA-w78r-p7x8-9cq2.

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