CVE-2017-8603 Memory corruption in Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016
An attacker can execute arbitrary code in the context of the current user by exploiting a memory corruption flaw in the Microsoft Edge JavaScript engine.
- 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-2017-8603?
CVE-2017-8603 is a high-severity memory corruption vulnerability in Microsoft Edge, 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
Microsoft Edge in Microsoft Windows 10 1511, 1607, and 1703, and Windows Server 2016 allow an attacker to execute arbitrary code in the context of the current user when the JavaScript engine fails to render when handling objects in memory in Microsoft Edge, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-8596, CVE-2017-8610, CVE-2017-8598, CVE-2017-8618, CVE-2017-8619, CVE-2017-8595, CVE-2017-8601, CVE-2017-8604, CVE-2017-8605, CVE-2017-8606, CVE-2017-8607, CVE-2017-8608, and CVE-2017-8609.
Weakness: CWE-119
Which versions are affected by CVE-2017-8603?
It affects 1 product.
Products include Microsoft Edge.
How do I fix CVE-2017-8603?
No fix has been published for CVE-2017-8603 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-2017-8603 being exploited?
There is no known exploitation of CVE-2017-8603 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Edge
Sources
Also known as GHSA-pw9c-gcwx-rqf5.