CVE-2021-31467: Foxit Reader U3D File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability

Published May 7, 2021
·
Updated

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 files embedded in PDF documents. 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-13621.

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 files embedded in PDF documents. 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

6 affected components
Foxit Reader
Foxitsoftware 3d Foxit Reader<=9.7.4.29600
Foxitsoftware 3d Phantompdf<=9.7.4.29600
Foxitsoftware 3d Foxit Reader>=10.0.0.0<=10.1.3.37598
Foxitsoftware 3d Phantompdf>=10.0.0.0<=10.1.3.37598
Microsoft Windows

Event History

May 7, 2021
CVE Published
via MITRE·08:16 PM
Data Sourced
via MITRE·08:16 PM
DescriptionSeverityWeakness
Feb 22, 2025
Advisory Published
via ZDI·04:31 AM
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Frequently Asked Questions

1

What is the vulnerability ID for this vulnerability?

The vulnerability ID for this vulnerability is CVE-2021-31467.

2

What is the severity level of CVE-2021-31467?

The severity level of CVE-2021-31467 is medium, with a CVSS score of 3.3.

3

How can a remote attacker exploit CVE-2021-31467?

A remote attacker can exploit CVE-2021-31467 by tricking the target into visiting a malicious page or opening a malicious file.

4

Which versions of Foxit Reader are affected by CVE-2021-31467?

Foxit Reader 9.7.4.29600 and Foxit Reader 10.0.0.0 to 10.1.3.37598 are affected by CVE-2021-31467.

5

Is Microsoft Windows vulnerable to CVE-2021-31467?

No, Microsoft Windows is not vulnerable to CVE-2021-31467.

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