ZDI-CAN-25187: ZDI-25-030: Microsoft Office Word DOCX File Parsing Uninitialized Pointer Remote Code Execution Vulnerability

Published Jan 15, 2025
·
Updated

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Microsoft Office Word. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2025-21363.

Affected Software

1 affected component
Microsoft Office Word

Event History

Jan 15, 2025
Advisory Published
via ZDI·06:00 AM
Data Sourced
via ZDI·06:00 AM
Description
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Frequently Asked Questions

1

What is the severity of ZDI-CAN-25187?

ZDI-CAN-25187 has a high severity rating due to its potential for remote code execution.

2

How do I fix ZDI-CAN-25187?

To fix ZDI-CAN-25187, apply the latest security updates provided by Microsoft for Office Word.

3

Who is affected by ZDI-CAN-25187?

Users of Microsoft Office Word are affected by ZDI-CAN-25187.

4

What type of vulnerability is ZDI-CAN-25187?

ZDI-CAN-25187 is a remote code execution vulnerability.

5

What actions can an attacker take with ZDI-CAN-25187?

An attacker can execute arbitrary code by tricking a user into opening a malicious file or visiting a malicious webpage.

Contact

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