CVE-2019-6767: Foxit Reader AcroForm removeField Use-After-Free Remote Code Execution Vulnerability
First published: Mon Jun 03 2019(Updated: )
This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.4.1.16828. 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 removeField method when processing AcroForms. 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-8163.
Credit: zdi-disclosures@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Foxit PDF Reader | ||
| Foxit Reader | <=9.4.1.16828 | |
| Foxit PhantomPDF | <=8.3.9.41099 | |
| Foxit PhantomPDF | >=9.0.0<=9.4.1.16828 | |
| Microsoft Windows Operating System |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2019-6767?
CVE-2019-6767 has a moderate severity rating that could lead to remote code execution.
How do I fix CVE-2019-6767?
To fix CVE-2019-6767, update Foxit Reader to version 9.4.1.16829 or higher and ensure you apply all security patches.
What products are affected by CVE-2019-6767?
CVE-2019-6767 affects Foxit Reader up to version 9.4.1.16828 and Foxit PhantomPDF up to version 8.3.9.41099.
What type of attack exploits CVE-2019-6767?
CVE-2019-6767 can be exploited through malicious file opening or by visiting a compromised web page.
Is user interaction required to exploit CVE-2019-6767?
Yes, user interaction is required to exploit CVE-2019-6767, as the target must open a malicious file or visit a malicious site.
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