ZDI-21-346: Foxit PhantomPDF U3D File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
This vulnerability allows remote attackers to disclose sensitive information on affected installations of Foxit PhantomPDF. 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 handling of U3D objects embedded in PDF 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.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Foxit Software PhantomPDF for Windows |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-21-346?
ZDI-21-346 has been classified as a significant vulnerability due to its potential for sensitive information disclosure.
How do I fix ZDI-21-346?
To fix ZDI-21-346, ensure that you update Foxit PhantomPDF to the latest version available from the vendor.
What types of installations are affected by ZDI-21-346?
ZDI-21-346 affects Foxit PhantomPDF installations on Windows.
What are the potential impacts of ZDI-21-346?
The potential impact of ZDI-21-346 includes unauthorized disclosure of sensitive information if exploited.
Does ZDI-21-346 require user interaction to be exploited?
Yes, ZDI-21-346 requires user interaction, as the victim must visit a malicious page or open a malicious file.
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