CVE-2020-0959 Memory corruption in Windows

High 7.8 Published 15 Apr 2020 Updated 4 Aug 2024

Remote code execution via improper memory handling in the Windows Jet Database Engine allows attackers to execute arbitrary code.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2020-0959?

CVE-2020-0959 is a high-severity memory corruption vulnerability in Microsoft Windows 10, published on 15 Apr 2020. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

A remote code execution vulnerability exists when the Windows Jet Database Engine improperly handles objects in memory, aka 'Jet Database Engine Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2020-0889, CVE-2020-0953, CVE-2020-0960, CVE-2020-0988, CVE-2020-0992, CVE-2020-0994, CVE-2020-0995, CVE-2020-0999, CVE-2020-1008.

Which versions are affected by CVE-2020-0959?

It affects 8 products.

Products include Microsoft Windows 10, Microsoft Windows 7, Microsoft Windows 8.1, Microsoft Windows Rt 8.1, Microsoft Windows Server 2008, Microsoft Windows Server 2012 and 2 more.

How do I fix CVE-2020-0959?

No fix has been published for CVE-2020-0959 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-2020-0959 being exploited?

There is no known exploitation of CVE-2020-0959 in the wild and no public exploit code.

All Microsoft Windows 10 vulnerabilities

Sources

Also known as GHSA-w24p-8cwh-f96x.