Advisory 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 handling of Doc objects. 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 buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.

Fixed in version 10.4.0.388 (https://www.pdf-xchange.com/index.php/support/security-bulletins.html)

• 2024-08-20 - Vulnerability reported to vendor
• 2024-09-17 - Coordinated public release of advisory
• 2024-09-17 - Advisory Updated