CVE-2018-17657: Foxit Reader XFA host gotoURL 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 gotoURL method 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-6507.
Credit: zdi-disclosures@trendmicro.com
| Affected Software | Affected Version | How 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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Reference Links
Frequently Asked Questions
What is the severity of CVE-2018-17657?
CVE-2018-17657 is considered a critical vulnerability due to its potential to allow remote code execution.
How do I fix CVE-2018-17657?
To fix CVE-2018-17657, update Foxit Reader to the latest version beyond 9.2.0.9297.
What software is affected by CVE-2018-17657?
CVE-2018-17657 affects Foxit Reader versions up to 9.2.0.9297 and Foxit PhantomPDF with the same version.
What are the consequences of exploiting CVE-2018-17657?
Exploitation of CVE-2018-17657 can lead to arbitrary code execution on the affected system.
Is user interaction required to exploit CVE-2018-17657?
Yes, user interaction is required as the victim must open a malicious file or visit a compromised webpage.
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