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

September 8th, 2023

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 JPG 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

PDF-XChange has issued an update to correct this vulnerability. More details can be found at:
https://www.tracker-software.com/support/security-bulletins.html

Disclosure Timeline

  • 2023-09-05 - Vulnerability reported to vendor
  • 2023-09-08 - Coordinated public release of advisory

Credit

Mat Powell of Trend Micro Zero Day Initiative

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