What is the severity of CVE-2018-3940?

CVE-2018-3940 is classified as a high severity vulnerability due to its potential for exploitation through malicious PDF files.

How do I fix CVE-2018-3940?

To resolve CVE-2018-3940, update Foxit PhantomPDF or Foxit Reader to version 9.2.0.9297 or later.

Which versions of Foxit Software are affected by CVE-2018-3940?

CVE-2018-3940 affects Foxit Reader and PhantomPDF versions up to and including 9.2.0.9297.

What type of vulnerability is CVE-2018-3940?

CVE-2018-3940 is a use-after-free vulnerability occurring in the JavaScript engine of Foxit Software's PDF Reader.

What conditions are required for an attacker to exploit CVE-2018-3940?

An attacker must trick a user into opening a specially crafted malicious PDF document to exploit CVE-2018-3940.

Vulnerability/
CVE-2018-3940

high

8.8

CWE

416

8/10/2018

16/9/2024

CVE-2018-3940: Use After Free

First published: Mon Oct 08 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. An attacker needs to trick the user to open the malicious file to trigger.

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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Frequently Asked Questions

What is the severity of CVE-2018-3940?
CVE-2018-3940 is classified as a high severity vulnerability due to its potential for exploitation through malicious PDF files.
How do I fix CVE-2018-3940?
To resolve CVE-2018-3940, update Foxit PhantomPDF or Foxit Reader to version 9.2.0.9297 or later.
Which versions of Foxit Software are affected by CVE-2018-3940?
CVE-2018-3940 affects Foxit Reader and PhantomPDF versions up to and including 9.2.0.9297.
What type of vulnerability is CVE-2018-3940?
CVE-2018-3940 is a use-after-free vulnerability occurring in the JavaScript engine of Foxit Software's PDF Reader.
What conditions are required for an attacker to exploit CVE-2018-3940?
An attacker must trick a user into opening a specially crafted malicious PDF document to exploit CVE-2018-3940.

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collector/mitre-cve
source/MITRE
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agent/first-publish-date
agent/event
agent/source
agent/weakness
agent/tags
agent/softwarecombine
collector/nvd-index
agent/software-canonical-lookup-request
vendor/foxitsoftware
canonical/foxit phantompdf
version/foxit phantompdf/9.2.0.9297
canonical/foxit reader for windows
version/foxit reader for windows/9.2.0.9297
vendor/microsoft
canonical/microsoft windows

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