Advisory Details

September 17th, 2024

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

ZDI-24-1249
ZDI-CAN-24305

CVE ID CVE-2024-8826
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 XPS files. The issue results from the lack of proper validation of user-supplied data, which can result in a read 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 version 10.3.1.387 (https://www.pdf-xchange.com/index.php/support/security-bulletins.html)


DISCLOSURE TIMELINE
  • 2024-06-06 - Vulnerability reported to vendor
  • 2024-09-17 - Coordinated public release of advisory
  • 2024-09-17 - Advisory Updated
CREDIT Rocco Calvi (@TecR0c) with TecSecurity
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