CVE-2020-16918 Base3D Remote Code Execution Vulnerability
An attacker can execute arbitrary code on a victim system by exploiting a memory handling flaw in the Base3D rendering engine.
- 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-2020-16918?
CVE-2020-16918 is a high-severity memory corruption vulnerability in Microsoft 365 Apps, published on 16 Oct 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
<p>A remote code execution vulnerability exists when the Base3D rendering engine improperly handles memory.</p> <p>An attacker who successfully exploited the vulnerability would gain execution on a victim system.</p> <p>The security update addresses the vulnerability by correcting how the Base3D rendering engine handles memory.</p>
Weakness: CWE-787
Which versions are affected by CVE-2020-16918?
It affects 2 products.
Products include Microsoft 365 Apps, Microsoft 3d Viewer.
How do I fix CVE-2020-16918?
No fix has been published for CVE-2020-16918 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-2020-16918 being exploited?
There is no known exploitation of CVE-2020-16918 in the wild and no public exploit code.
Other vulnerabilities in Microsoft 365 Apps
- CVE-2024-21413 Microsoft Outlook Improper Input Validation
- CVE-2023-23397 Microsoft Office Outlook Privilege Escalation
- CVE-2024-38189 Microsoft Project Remote Code Execution Vulnerability
- CVE-2023-35311 Microsoft Outlook Security Feature Bypass
- CVE-2026-21514 Microsoft Office Word Reliance on Untrusted Inputs in a Security Decision
Sources
Also known as GHSA-65j3-9x73-f8rg.