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CVE-2024-20677

Microsoft Office Remote Code Execution Vulnerability

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 7.2401.29012.0, 16.81.24011420
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

A security vulnerability exists in FBX that could lead to remote code execution. To mitigate this vulnerability, the ability to insert FBX files has been disabled in Word, Excel, PowerPoint and Outlook for Windows and Mac. Versions of Office that had this feature enabled will no longer have access to it. This includes Office 2019, Office 2021, Office LTSC for Mac 2021, and Microsoft 365. As of February 13, 2024, the ability to insert FBX files has also been disabled in 3D Viewer. 3D models in Office documents that were previously inserted from a FBX file will continue to work as expected unless the Link to File option was chosen at insert time. This change is effective as of the January 9, 2024 security update.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: total

  3. Record last updated

Affected versions

  • Microsoft 3D Viewer

    From 7.0.0 · fixed in 7.2401.29012.0

  • Microsoft Microsoft Office 2019

    From 19.0.0

  • Microsoft Microsoft 365 Apps for Enterprise

    From 16.0.1

  • Microsoft Microsoft Office LTSC for Mac 2021

    From 16.0.1 · fixed in 16.81.24011420

  • Microsoft Microsoft Office LTSC 2021

    From 16.0.1

References 1

msrc.microsoft.com