CVE-2021-31442: Foxit Reader U3D File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit Reader 10.1.1.37576. 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 in PDF files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated data structure. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-13239.
Other sources
This vulnerability allows remote attackers to execute arbitrary code 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 in PDF files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated data structure. An attacker can leverage this vulnerability to execute code in the context of the current process.
Affected Software
Event History
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2021-31442.
What is the title of the vulnerability?
The title of the vulnerability is Foxit Reader U3D File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability.
What is the severity of CVE-2021-31442?
The severity of CVE-2021-31442 is high.
Which software is affected by CVE-2021-31442?
Foxit Reader 10.1.1.37576 and Foxit Phantompdf 9.7.5.29616 are affected by CVE-2021-31442.
How can I fix the CVE-2021-31442 vulnerability?
To fix the CVE-2021-31442 vulnerability, update Foxit Reader to version 10.1.3.37598 or later.