ZDI-CAN-13621: 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. 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 | Affected Version | How to fix |
|---|---|---|
| Foxit PDF Reader |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-CAN-13621?
The severity of ZDI-CAN-13621 is considered high due to the potential for remote information disclosure.
How do I fix ZDI-CAN-13621?
To fix ZDI-CAN-13621, ensure you are using the latest version of Foxit Reader that addresses this vulnerability.
Who is affected by ZDI-CAN-13621?
ZDI-CAN-13621 affects installations of Foxit Reader that have not been updated to the latest security versions.
What is the exploit requirement for ZDI-CAN-13621?
Exploitation of ZDI-CAN-13621 requires user interaction, such as visiting a malicious page or opening a malicious file.
What type of attack is associated with ZDI-CAN-13621?
ZDI-CAN-13621 is associated with remote attacks that allow the disclosure of sensitive information.
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- source/ZDI
- alias/ZDI-21-556
- alias/ZDI-CAN-13621
- alias/CVE-2021-31467
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- vendor/foxit
- canonical/foxit pdf reader