CVE-2018-17705: Foxit Reader display 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 display property of CheckBox objects. 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-7255.
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-2018-17705?
CVE-2018-17705 has a severity rating of critical due to its capability to allow remote code execution.
How do I fix CVE-2018-17705?
To fix CVE-2018-17705, update Foxit Reader or Foxit PhantomPDF to version 9.2.0.9298 or later.
Who is affected by CVE-2018-17705?
CVE-2018-17705 affects users of Foxit Reader and Foxit PhantomPDF versions up to and including 9.2.0.9297.
What kind of attack vector is used in CVE-2018-17705?
CVE-2018-17705 can be exploited through user interaction, requiring the victim to open a malicious file or visit a harmful webpage.
Is user interaction required for CVE-2018-17705 to be exploited?
Yes, user interaction is required for CVE-2018-17705 as the target must either visit a malicious site or open a malicious file to trigger the vulnerability.
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