CVE-2018-17691: Foxit PhantomPDF HTML2PDF HTML Parsing Use-After-Free Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit PhantomPDF 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 conversion of HTML files to PDF. 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-7128.
Other sources
This vulnerability allows remote attackers to execute arbitrary code 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 conversion of HTML files to PDF. 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.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2018-17691?
CVE-2018-17691 is considered a high severity vulnerability due to its ability to allow remote code execution.
How do I fix CVE-2018-17691?
To fix CVE-2018-17691, update Foxit PhantomPDF to version 9.2.0.9298 or later.
What is the impact of CVE-2018-17691?
The impact of CVE-2018-17691 includes the potential for attackers to execute arbitrary code on the affected system.
What versions are affected by CVE-2018-17691?
CVE-2018-17691 affects Foxit PhantomPDF versions up to and including 9.2.0.9297.
Is user interaction required to exploit CVE-2018-17691?
Yes, user interaction is required, as the victim must visit a malicious page or open a malicious file.