CVE-2021-31461: Foxit Reader app.media Type Confusion Remote Code Execution Vulnerability
First published: Fri May 07 2021(Updated: )
This vulnerability allows remote attackers to execute arbitrary code 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 the handling of app.media objects. The issue results from the lack of proper validation of user-supplied data, which can result in a type confusion condition. An attacker can leverage this vulnerability to execute code in the context of the current process Was ZDI-CAN-13333.
Credit: zdi-disclosures@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Foxitsoftware Phantompdf | <=9.7.5.29616 | |
| Foxitsoftware Phantompdf | >=10.0.0.0<=10.1.3.37598 | |
| Foxitsoftware Reader | <=10.1.3.37598 | |
| Microsoft Windows | ||
| Foxit Reader |
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Reference Links
Frequently Asked Questions
What is CVE-2021-31461?
CVE-2021-31461 is a vulnerability that allows remote attackers to execute arbitrary code on affected installations of Foxit Reader 10.1.1.37576.
How can the CVE-2021-31461 vulnerability be exploited?
The CVE-2021-31461 vulnerability can be exploited by visiting a malicious page or opening a malicious file.
Which software versions are affected by CVE-2021-31461?
Foxit Reader versions up to and including 10.1.3.37598 and Foxit PhantomPDF versions up to and including 9.7.5.29616 are affected by CVE-2021-31461.
What is the severity of CVE-2021-31461?
CVE-2021-31461 has a severity rating of high, with a CVSS score of 7.8.
How can I fix the CVE-2021-31461 vulnerability?
To fix the CVE-2021-31461 vulnerability, users should update their Foxit Reader or PhantomPDF installations to the latest version provided by Foxit Software.
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