CVE-2021-31445: Foxit Reader U3D File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
First published: Fri May 07 2021(Updated: )
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-13244.
Credit: zdi-disclosures@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Foxitsoftware Foxit Reader | <=10.1.3.37598 | |
| Foxitsoftware Phantompdf | <=9.7.5.29616 | |
| Foxitsoftware Phantompdf | >=10.0.0.0<=10.1.3.37598 | |
| Microsoft Windows | ||
| Foxit Reader |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID for this vulnerability?
The vulnerability ID for this vulnerability is CVE-2021-31445.
What is the severity level of CVE-2021-31445?
The severity level of CVE-2021-31445 is medium.
Which software is affected by this vulnerability?
Foxit Reader and PhantomPDF software versions 9.7.5.29616 to 10.1.3.37598 are affected.
How can this vulnerability be exploited?
This vulnerability can be exploited by remote attackers who trick a user into visiting a malicious page or opening a malicious file.
Is there a fix available for CVE-2021-31445?
Yes, it is recommended to update to a patched version of Foxit Reader or PhantomPDF to fix this vulnerability.
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