CVE-2023-42085: PDF-XChange Editor EMF File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability

Published May 3, 2024
·
Updated

PDF-XChange Editor EMF File Parsing Heap-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 EMF 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 heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-22061.

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·02:13 AM
Data Sourced
via MITRE·02:13 AM
DescriptionSeverityWeakness
Mar 25, 2025
Advisory Published
via ZDI·12:51 AM

Frequently Asked Questions

1

What is the severity of CVE-2023-42085?

CVE-2023-42085 is classified as a critical vulnerability due to its potential for remote code execution.

2

How do I fix CVE-2023-42085?

To fix CVE-2023-42085, users should update their PDF-XChange Editor to the latest version provided by the vendor.

3

What types of attacks can be executed due to CVE-2023-42085?

CVE-2023-42085 allows remote attackers to execute arbitrary code through a specially crafted EMF file.

4

Is user interaction needed for CVE-2023-42085 to be exploited?

Yes, user interaction is required to exploit CVE-2023-42085 by opening a malicious EMF file.

5

Which software is affected by CVE-2023-42085?

CVE-2023-42085 specifically affects PDF-XChange Editor installations.

Contact

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