CVE-2023-42106: PDF-XChange Editor EMF File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
PDF-XChange Editor EMF File Parsing Out-Of-Bounds Read 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 EMF files. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated object. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-22133.
Other sources
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 EMF files.The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated object. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2023-42106?
CVE-2023-42106 is classified as a medium severity vulnerability.
What systems are affected by CVE-2023-42106?
CVE-2023-42106 affects installations of PDF-XChange Editor that are vulnerable due to EMF file parsing issues.
How do I fix CVE-2023-42106?
To fix CVE-2023-42106, ensure that you are using the latest version of PDF-XChange Editor which addresses this vulnerability.
What type of vulnerability is CVE-2023-42106?
CVE-2023-42106 is an out-of-bounds read vulnerability that can lead to information disclosure.
Does CVE-2023-42106 require user interaction to exploit?
Yes, CVE-2023-42106 requires user interaction for an attacker to exploit the vulnerability.