CVE-2023-42069: PDF-XChange Editor PDF File Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability

Published May 3, 2024
·
Updated

PDF-XChange Editor PDF File Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability. 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 the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-21166.

Affected Software

3 affected components
PDF-XChange PDF-XChange Editor
PDF-XChange Pdf-tools=9.5.368.0
PDF-XChange PDF-XChange Editor=9.5.368.0

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-2023-42069?

The severity of CVE-2023-42069 is rated as critical due to its potential for remote code execution.

2

How do I fix CVE-2023-42069?

To fix CVE-2023-42069, users should update their PDF-XChange Editor to the latest version provided by Tracker Software.

3

What types of attacks can exploit CVE-2023-42069?

CVE-2023-42069 can be exploited through specially crafted PDF files, requiring user interaction to activate the vulnerability.

4

Is user interaction necessary for CVE-2023-42069 exploitation?

Yes, CVE-2023-42069 requires user interaction to exploit the vulnerability.

5

What products are affected by CVE-2023-42069?

CVE-2023-42069 specifically affects installations of PDF-XChange Editor.

Contact

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