PDF-XChange Editor PDF File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

July 31st, 2024
ZDI-24-1037 ZDI-CAN-23550

CVE ID

CVE-2024-7352

CVSS Score

7.8 AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Vendors

PDF-XChange

Affected Products

PDF-XChange Editor

Vulnerability Details

This vulnerability allows remote attackers to execute arbitrary code on affected installations of PDF-XChange Editor. 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 PDF files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated object. An attacker can leverage this vulnerability to execute code in the context of the current process.

Additional Details

Fixed in Build 10.3.0.386
https://www.pdf-xchange.com/product/pdf-xchange-editor/history#Build%2010.3.0.386


Disclosure Timeline

  • 2024-03-13 - Vulnerability reported to vendor
  • 2024-07-31 - Coordinated public release of advisory
  • 2024-08-15 - Advisory Updated

Credit

Anonymous

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