8.8
CWE
416
Advisory Published
Updated

CVE-2018-9969: Use After Free

First published: Thu 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 XFA boundItem method of Button elements. 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-5579.

Credit: zdi-disclosures@trendmicro.com

Affected SoftwareAffected VersionHow to fix
Foxit Reader<=9.0.1.1049
Foxit PhantomPDF<=9.0.1.1049

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Frequently Asked Questions

  • What is the severity of CVE-2018-9969?

    CVE-2018-9969 has a high severity score due to its potential to allow remote code execution on affected systems.

  • How do I fix CVE-2018-9969?

    To fix CVE-2018-9969, update Foxit Reader or PhantomPDF to version 9.0.1.1050 or later.

  • What are the affected versions of software for CVE-2018-9969?

    CVE-2018-9969 affects Foxit Reader and PhantomPDF versions up to and including 9.0.1.1049.

  • Is user interaction required to exploit CVE-2018-9969?

    Yes, user interaction is required as the target must visit a malicious page or open a malicious file for CVE-2018-9969 to be exploited.

  • What kind of attack does CVE-2018-9969 allow?

    CVE-2018-9969 allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader and PhantomPDF.

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