CVE-2017-8517 Memory corruption in Microsoft browsers

What is CVE-2017-8517?

CVE-2017-8517 is a high-severity memory corruption vulnerability in Microsoft Internet Explorer, 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 browsers in Microsoft Windows Server 2008 SP2 and 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 allow an allow an attacker to execute arbitrary code in the context of the current user when the JavaScript engines fail to render when handling objects in memory in Microsoft browsers, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-8522 and CVE-2017-8524.

Weakness: CWE-119

Which versions are affected by CVE-2017-8517?

It affects 1 product.

Products include Microsoft Internet Explorer.

How do I fix CVE-2017-8517?

No fix has been published for CVE-2017-8517 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-2017-8517 being exploited?

There is no known exploitation of CVE-2017-8517 in the wild and no public exploit code.

Other vulnerabilities in Microsoft Internet Explorer

• CVE-2014-1776 Microsoft Internet Explorer Memory Corruption Exploited Critical 9.8
• CVE-2021-27085 Microsoft Internet Explorer Remote Code Execution Exploited High 8.8
• CVE-2017-0222 Microsoft Internet Explorer Remote Code Execution Exploited High 8.8
• CVE-2017-0210 Microsoft Internet Explorer Privilege Escalation Exploited High 8.8
• CVE-2017-0149 Microsoft Internet Explorer Memory Corruption Exploited High 8.8

All Microsoft Internet Explorer vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-37jf-78mc-3jh5.