CVE-2023-42040: PDF-XChange Editor mailForm Use-After-Free Code Execution Vulnerability

Published May 3, 2024
·
Updated

PDF-XChange Editor mailForm Use-After-Free 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 mailForm method. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-20663.

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·12:51 AM

Frequently Asked Questions

1

What is the severity of CVE-2023-42040?

CVE-2023-42040 is classified as a critical vulnerability due to its potential to allow remote code execution.

2

How do I mitigate CVE-2023-42040?

To mitigate CVE-2023-42040, ensure that you update your PDF-XChange Editor to the latest version as released by Tracker Software.

3

What are the potential impacts of CVE-2023-42040?

Exploitation of CVE-2023-42040 can lead to arbitrary code execution on the affected system, compromising its integrity and security.

4

Is user interaction required to exploit CVE-2023-42040?

Yes, user interaction is required for CVE-2023-42040 as the target must visit a maliciously crafted PDF to trigger the vulnerability.

5

Which software versions are affected by CVE-2023-42040?

CVE-2023-42040 affects specific installations of PDF-XChange Editor, so users should verify their version to determine if they are impacted.

Contact

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