CVE-2023-42076: PDF-XChange Editor PDF File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability
PDF-XChange Editor PDF 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 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 heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-21762.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2023-42076?
CVE-2023-42076 is classified as a critical vulnerability due to its potential for remote code execution.
How do I fix CVE-2023-42076?
To mitigate CVE-2023-42076, ensure that you update PDF-XChange Editor to the latest version provided by Tracker Software.
What types of attacks can exploit CVE-2023-42076?
CVE-2023-42076 can be exploited through specially crafted PDF files that require user interaction to trigger the vulnerability.
What software is affected by CVE-2023-42076?
CVE-2023-42076 affects PDF-XChange Editor from Tracker Software.
Is user interaction necessary for CVE-2023-42076 exploitation?
Yes, user interaction is required for the exploitation of CVE-2023-42076.