CVE-2018-17658: Foxit Reader XFA host response 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 respose property of a host 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-6509.
Credit: zdi-disclosures@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Foxit PDF Reader | ||
| Foxit PhantomPDF | <=9.2.0.9297 | |
| Foxit Reader | <=9.2.0.9297 | |
| Microsoft Windows Operating System |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2018-17658?
CVE-2018-17658 is considered a critical vulnerability that allows remote code execution.
How do I fix CVE-2018-17658?
To fix CVE-2018-17658, update Foxit Reader and PhantomPDF to the latest versions beyond 9.2.0.9297.
Who is affected by CVE-2018-17658?
CVE-2018-17658 affects users of Foxit Reader version 9.2.0.9297 and below.
What are the potential impacts of CVE-2018-17658?
The potential impact of CVE-2018-17658 includes unauthorized remote code execution on affected systems.
Is user interaction required to exploit CVE-2018-17658?
Yes, user interaction is required to exploit CVE-2018-17658, as the target must visit a malicious page or open a malicious file.
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