CVE-2021-31463: 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 10.1.3.37598. 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-13573.
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
Remediation
Patch Available
Event History
Frequently Asked Questions
What is the severity of CVE-2021-31463?
The severity of CVE-2021-31463 is medium, with a severity value of 3.3.
What software is affected by CVE-2021-31463?
Foxit Reader versions 9.7.4.29600 to 10.1.3.37598, including PhantomPDF, are affected by CVE-2021-31463.
How can CVE-2021-31463 be exploited?
CVE-2021-31463 can be exploited by a remote attacker through user interaction, such as visiting a malicious page or opening a malicious file.
Is Microsoft Windows vulnerable to CVE-2021-31463?
No, Microsoft Windows is not vulnerable to CVE-2021-31463.
Where can I find more information about CVE-2021-31463?
You can find more information about CVE-2021-31463 in the Foxit Software security bulletins and the Zero Day Initiative advisories.