CVE-2018-9961: 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 parsing of the rect Field attribute. 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-5434.

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-2018-9961?

CVE-2018-9961 has a high severity rating due to the potential for remote code execution.

2

How do I fix CVE-2018-9961?

To fix CVE-2018-9961, update Foxit Reader or Foxit PhantomPDF to the latest version beyond 9.0.1.1049.

3

What types of attacks can exploit CVE-2018-9961?

CVE-2018-9961 can be exploited through specially crafted files or malicious web pages that users interact with.

4

Who is affected by CVE-2018-9961?

Users of Foxit Reader and Foxit PhantomPDF versions up to 9.0.1.1049 are affected by CVE-2018-9961.

5

Is user interaction required to exploit CVE-2018-9961?

Yes, user interaction is required, as the target must either visit a malicious page or open a malicious file.

Contact

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