ZDI-21-344: 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
Event History
Frequently Asked Questions
What is the severity of ZDI-21-344?
The severity of ZDI-21-344 is categorized as a medium risk due to its potential for sensitive information disclosure.
How do I fix ZDI-21-344?
To fix ZDI-21-344, users should update their Foxit PhantomPDF software to the latest version provided by the vendor.
What type of attack exploits ZDI-21-344?
ZDI-21-344 can be exploited through social engineering techniques where the victim must visit a malicious page or open a malicious file.
What versions of Foxit PhantomPDF are affected by ZDI-21-344?
ZDI-21-344 affects specific installations of Foxit PhantomPDF prior to the patched version released by Foxit.
Is user interaction required to exploit ZDI-21-344?
Yes, user interaction is required to exploit ZDI-21-344, as the target must initiate the attack by visiting a malicious web page or opening a malicious document.