CVE-2019-17140: Foxit PhantomPDF Signature Field OnFocus Use-After-Free Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PhantomPDF 9.6.0.25114. 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 OnFocus event. 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-9091.
Other sources
This vulnerability allows remote attackers to execute arbitrary code on affected 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 handling of the OnFocus event. 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
Remediation
Patch Available
Event History
Frequently Asked Questions
What is the severity of CVE-2019-17140?
CVE-2019-17140 has a high severity rating due to its potential for remote code execution.
How do I fix CVE-2019-17140?
To fix CVE-2019-17140, update Foxit PhantomPDF to version 9.6.1.1013 or later as recommended by the vendor.
What type of attack can exploit CVE-2019-17140?
CVE-2019-17140 can be exploited through remote code execution by visiting a malicious webpage or opening a harmful file.
What are the affected versions of Foxit PhantomPDF for CVE-2019-17140?
CVE-2019-17140 affects Foxit PhantomPDF version 9.6.0.25114.
Is user interaction required to exploit CVE-2019-17140?
Yes, user interaction is required, as the target must open a malicious file or visit a compromised page.