CVE-2018-9968: Use After Free

Published May 17, 2018
·
Updated

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.0.1.1049. 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 Keystroke actions of TextBox objects. 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 under the context of the current process. Was ZDI-CAN-5572.

Affected Software

2 affected components
Foxitsoftware Foxit Reader<=9.0.1.1049
Foxitsoftware Phantompdf<=9.0.1.1049

Event History

May 17, 2018
CVE Published
via MITRE·03:00 PM
Data Sourced
via MITRE·03:00 PM
DescriptionWeakness
Data Sourced
via NVD·03:29 PM
RemedyDescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2018-9968?

CVE-2018-9968 has been assigned a high severity rating due to its potential to allow remote code execution.

2

How do I fix CVE-2018-9968?

To mitigate CVE-2018-9968, update Foxit Reader or Foxit PhantomPDF to the latest version available beyond 9.0.1.1049.

3

Who is affected by CVE-2018-9968?

CVE-2018-9968 affects users of Foxit Reader and Foxit PhantomPDF versions up to and including 9.0.1.1049.

4

What type of attacks can exploit CVE-2018-9968?

CVE-2018-9968 can be exploited by remote attackers who require user interaction to execute arbitrary code via malicious pages or files.

5

Is user interaction required for CVE-2018-9968 exploitation?

Yes, user interaction is necessary for CVE-2018-9968 exploitation, as the user must open a malicious file or visit a harmful webpage.

Contact

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