CVE-2021-31469: Foxit Reader U3D File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
This vulnerability allows remote attackers to disclose sensitive information 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 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-12936.
Other sources
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
Event History
Frequently Asked Questions
What is CVE-2021-31469?
CVE-2021-31469 is a vulnerability in Foxit Reader that allows remote attackers to disclose sensitive information.
How can the CVE-2021-31469 vulnerability be exploited?
The CVE-2021-31469 vulnerability can be exploited by the target visiting a malicious page or opening a malicious file.
What software versions are affected by CVE-2021-31469?
Foxit Reader versions 9.7.4.29600 up to and including 10.1.3.37598 are affected by CVE-2021-31469.
What is the severity of CVE-2021-31469?
The severity of CVE-2021-31469 is medium with a CVSS score of 3.3.
How can I fix CVE-2021-31469?
To fix CVE-2021-31469, update Foxit Reader to a version that is not affected by the vulnerability.