Advisory Details

July 29th, 2024

Microsoft Office Visio DXF File Parsing Integer Overflow Remote Code Execution Vulnerability

ZDI-24-979
ZDI-CAN-19066

CVE ID
CVSS SCORE 7.8, AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AFFECTED VENDORS Microsoft
AFFECTED PRODUCTS Office Visio
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Microsoft Office Visio. 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 DXF files. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow before writing to memory. An attacker can leverage this vulnerability to execute code in the context of the current process.

ADDITIONAL DETAILS

Fixed in Version 16.0.17628.20144


DISCLOSURE TIMELINE
  • 2022-10-04 - Vulnerability reported to vendor
  • 2024-07-29 - Coordinated public release of advisory
  • 2024-08-15 - Advisory Updated
CREDIT Mat Powell of Trend Micro Zero Day Initiative
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