CVE-2018-3964: Use After Free
First published: Wed Oct 03 2018(Updated: )
An exploitable use-after-free vulnerability exists in the JavaScript engine of Foxit Software's Foxit PDF Reader version 9.1.0.5096. A specially crafted PDF document can trigger a previously freed object in memory to be reused, resulting in arbitrary code execution. An attacker needs to trick the user to open the malicious file to trigger this vulnerability. If the browser plugin extension is enabled, visiting a malicious site can also trigger the vulnerability.
Credit: talos-cna@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Foxit PhantomPDF | <=9.2.0.9297 | |
| Foxit Reader | <=9.2.0.9297 | |
| Microsoft Windows Operating System |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2018-3964?
CVE-2018-3964 is considered critical due to its potential for arbitrary code execution through a specially crafted PDF.
How do I fix CVE-2018-3964?
To fix CVE-2018-3964, update Foxit PDF Reader or PhantomPDF to version 9.2.0.9297 or later.
What types of software are affected by CVE-2018-3964?
CVE-2018-3964 affects Foxit PDF Reader and Foxit PhantomPDF versions prior to 9.2.0.9297.
What exploit does CVE-2018-3964 enable?
CVE-2018-3964 enables attackers to execute arbitrary code by exploiting a use-after-free vulnerability.
Which platforms are vulnerable to CVE-2018-3964?
CVE-2018-3964 specifically affects Windows versions of Foxit PDF Reader and PhantomPDF.
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