CVE-2021-27263: 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 10.1.0.37527. 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. Was ZDI-CAN-12290.
Other sources
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 CVE-2021-27263?
CVE-2021-27263 is classified as a medium severity vulnerability due to its remote exploitation potential requiring user interaction.
How do I fix CVE-2021-27263?
To fix CVE-2021-27263, you should update Foxit PhantomPDF to the latest version beyond 10.1.0.37527.
What types of installations are affected by CVE-2021-27263?
The affected installations of CVE-2021-27263 include Foxit PhantomPDF and Foxit Reader versions up to 10.1.0.37527.
What kind of exploit is associated with CVE-2021-27263?
CVE-2021-27263 allows attackers to disclose sensitive information by enticing users to visit a malicious page or open a malicious file.
Is user interaction required for CVE-2021-27263 to be exploited?
Yes, user interaction is required for CVE-2021-27263, as the victim must visit a malicious page or open a malicious file.