CVE-2021-31453: Foxit Reader XFA relayout Use-After-Free 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 handling of XFA Forms. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-13092.
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 of this vulnerability?
The vulnerability ID is CVE-2021-31453.
What is the title of this vulnerability?
The title of this vulnerability is Foxit Reader XFA relayout Use-After-Free Remote Code Execution Vulnerability.
What is the severity of CVE-2021-31453?
The severity of CVE-2021-31453 is high with a severity value of 7.8.
Which software versions are affected by CVE-2021-31453?
Foxit Reader versions up to and including 10.1.3.37598 are affected.
How can an attacker exploit CVE-2021-31453?
An attacker can exploit CVE-2021-31453 by tricking the target into visiting a malicious page or opening a malicious file.
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