ZDI-21-909: (0Day) Microsoft 3D Viewer 3MF File Parsing Use-After-Free Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Microsoft 3D Viewer. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of 3MF files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process at low integrity.

Affected Software

1 affected component
Microsoft 3D Viewer

Event History

Feb 26, 2025
Advisory Published
via ZDI·07:39 PM
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Frequently Asked Questions

1

What is the severity of ZDI-21-909?

The severity of ZDI-21-909 is considered high due to the potential for remote code execution.

2

How do I fix ZDI-21-909?

To address ZDI-21-909, ensure that you update Microsoft 3D Viewer to the latest version provided by Microsoft.

3

Who is affected by ZDI-21-909?

Users of Microsoft 3D Viewer are affected by the ZDI-21-909 vulnerability.

4

Is user interaction required to exploit ZDI-21-909?

Yes, user interaction is required for ZDI-21-909 as the user must visit a malicious page or open a malicious file.

5

What are potential consequences of ZDI-21-909?

The potential consequences of ZDI-21-909 include remote code execution, which could allow attackers to gain control over affected systems.

Contact

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