8.8
CWE
416
Advisory Published
Updated
Advisory Published

CVE-2018-17677: Foxit Reader mailDoc Use-After-Free Remote Code Execution Vulnerability

First published: Thu Jan 24 2019(Updated: )

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.2.0.9297. 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 mailDoc method of a app object. 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 in the context of the current process. Was ZDI-CAN-6850.

Credit: zdi-disclosures@trendmicro.com

Affected SoftwareAffected VersionHow to fix
Foxit PhantomPDF<=9.2.0.9297
Foxit Reader for Windows<=9.2.0.9297
Microsoft Windows
Foxit PDF Reader

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Frequently Asked Questions

  • What is the severity of CVE-2018-17677?

    CVE-2018-17677 is considered a critical vulnerability that could allow remote code execution.

  • How do I fix CVE-2018-17677?

    To fix CVE-2018-17677, update Foxit Reader or PhantomPDF to the latest version beyond 9.2.0.9297.

  • What type of attack is CVE-2018-17677 associated with?

    CVE-2018-17677 is associated with remote code execution attacks that require user interaction.

  • Which applications are affected by CVE-2018-17677?

    CVE-2018-17677 affects Foxit Reader and Foxit PhantomPDF versions up to 9.2.0.9297.

  • What is required for an attacker to exploit CVE-2018-17677?

    An attacker must trick the user into visiting a malicious webpage or opening a malicious file to exploit CVE-2018-17677.

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