This vulnerability allows remote attackers to disclose sensitive information on affected installations of Foxit Reader. 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 PDF Reader |
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The severity of ZDI-21-535 is considered to be moderate due to the requirement for user interaction for exploitation.
To fix ZDI-21-535, update to the latest version of Foxit Reader that addresses this vulnerability.
ZDI-21-535 can potentially disclose sensitive information such as user files or configurations from affected installations.
Attackers can exploit ZDI-21-535 to gain unauthorized access to sensitive information if a user interacts with malicious content.
Yes, user interaction is necessary for ZDI-21-535 exploitation, as the target must visit a malicious page or open a malicious file.