CVE-2019-6734: Foxit PhantomPDF setInterval Use-After-Free Information Disclosure Vulnerability

Published Mar 19, 2019
·
Updated

This vulnerability allows remote attackers to disclose sensitive information on vulnerable installations of Foxit PhantomPDF. 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 the setInterval method. By performing actions in JavaScript, an attacker can cause a pointer to be reused after it has been freed. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of the current process.

Affected Software

7 affected components
Foxit PhantomPDF
All of the following
Any of the following
Foxitsoftware Phantompdf<=9.3.0.10826
Foxitsoftware Reader<=9.3.0.10826
Microsoft Windows
Foxitsoftware Phantompdf<=9.3.0.10826
Foxitsoftware Reader<=9.3.0.10826
Microsoft Windows

Event History

Mar 19, 2019
CVE Published
via MITRE·07:56 PM
Data Sourced
via MITRE·07:56 PM
DescriptionWeakness
Jan 29, 2025
Advisory Published
via ZDI·11:29 AM

Frequently Asked Questions

1

What is the severity of CVE-2019-6734?

CVE-2019-6734 has a medium severity level due to its potential for sensitive information disclosure.

2

How do I fix CVE-2019-6734?

To fix CVE-2019-6734, you should update your Foxit PhantomPDF or Foxit Reader to the latest version beyond 9.3.0.10826.

3

Who is affected by CVE-2019-6734?

CVE-2019-6734 affects users of Foxit PhantomPDF and Foxit Reader with versions up to and including 9.3.0.10826.

4

Is user interaction required for CVE-2019-6734 exploitation?

Yes, user interaction is required for CVE-2019-6734, as the victim must visit a malicious page or open a malicious file.

5

What type of information could be disclosed due to CVE-2019-6734?

CVE-2019-6734 allows remote attackers to disclose sensitive information from vulnerable installations of Foxit software.

Contact

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