CVE-2020-0966 Memory corruption in Internet Explorer 11

High 8.8 Published Updated

Remote code execution via VBScript memory handling flaws in Internet Explorer allows attackers to execute arbitrary code.

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-2020-0966?

CVE-2020-0966 is a high-severity memory corruption vulnerability in Microsoft Internet Explorer, published on 15 Apr 2020. 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

A remote code execution vulnerability exists in the way that the VBScript engine handles objects in memory, aka 'VBScript Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2020-0967.

Which versions are affected by CVE-2020-0966?

It affects 1 product.

Products include Microsoft Internet Explorer.

How do I fix CVE-2020-0966?

No fix has been published for CVE-2020-0966 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-2020-0966 being exploited?

There is no known exploitation of CVE-2020-0966 in the wild and no public exploit code.

All Microsoft Internet Explorer vulnerabilities

Sources

Also known as GHSA-j99r-h42f-9xrm.

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