CVE-2018-3944: Use After Free
First published: Tue Oct 02 2018(Updated: )
An exploitable use-after-free vulnerability exists in the JavaScript engine of Foxit Software's 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 for Windows | <=9.2.0.9297 | |
| Microsoft Windows |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2018-3944?
The severity of CVE-2018-3944 is rated high due to its potential for arbitrary code execution.
How do I fix CVE-2018-3944?
To fix CVE-2018-3944, you should update Foxit Reader or PhantomPDF to versions 9.2.0.9297 or later.
What software is affected by CVE-2018-3944?
CVE-2018-3944 affects Foxit Reader and PhantomPDF versions up to and including 9.2.0.9297.
What type of vulnerability is CVE-2018-3944?
CVE-2018-3944 is a use-after-free vulnerability in the JavaScript engine of Foxit PDF software.
Can CVE-2018-3944 be exploited remotely?
Yes, CVE-2018-3944 can be exploited remotely if a user opens a specially crafted PDF document.
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