CVE-2023-42046: PDF-XChange Editor J2K File Parsing Uninitialized Variable Information Disclosure Vulnerability

Published May 3, 2024
·
Updated

PDF-XChange Editor J2K File Parsing Uninitialized Variable Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information 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 J2K files. The issue results from the lack of proper initialization of memory prior to accessing it. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-20907.

Affected Software

3 affected components
PDF-XChange PDF-XChange Editor
PDF-XChange Pdf-tools=10.0.1.371
PDF-XChange PDF-XChange Editor=10.0.1.371

Event History

May 3, 2024
CVE Published
via MITRE·02:12 AM
Data Sourced
via MITRE·02:12 AM
DescriptionSeverityWeakness
Mar 25, 2025
Advisory Published
via ZDI·12:47 AM

Frequently Asked Questions

1

What is the severity of CVE-2023-42046?

CVE-2023-42046 is classified as a medium severity vulnerability.

2

How do I fix CVE-2023-42046?

To mitigate CVE-2023-42046, ensure your PDF-XChange Editor is updated to the latest version with the security patches applied.

3

What types of attacks can be carried out using CVE-2023-42046?

CVE-2023-42046 allows remote attackers to disclose sensitive information by exploiting the vulnerability through manipulated J2K files.

4

Is user interaction required for exploiting CVE-2023-42046?

Yes, user interaction is required to exploit CVE-2023-42046, as it involves opening a malicious J2K file.

5

What is the affected software for CVE-2023-42046?

The affected software for CVE-2023-42046 is PDF-XChange Editor from Tracker Software.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203