CVE-2018-3946: Use After Free
An exploitable use-after-free vulnerability exists in the JavaScript engine of Foxit Software's PDF Reader version 9.1.0.5096. A specially crafted PDF document can trigger a previously freed object in memory to be reused, resulting in arbitrary code execution. An attacker needs to trick the user to open the malicious file to trigger this vulnerability. If the browser plugin extension is enabled, visiting a malicious site can also trigger the vulnerability.
Affected Software
Remediation
Patch Available
Event History
Frequently Asked Questions
What is the severity of CVE-2018-3946?
CVE-2018-3946 is rated as high severity due to its potential for arbitrary code execution.
How do I fix CVE-2018-3946?
To fix CVE-2018-3946, update Foxit PDF Reader or PhantomPDF to version 9.2.0.9297 or later.
What versions of Foxit Software are affected by CVE-2018-3946?
CVE-2018-3946 affects Foxit PDF Reader and PhantomPDF versions up to and including 9.2.0.9297.
What type of vulnerability is CVE-2018-3946?
CVE-2018-3946 is a use-after-free vulnerability in the JavaScript engine of Foxit Software's PDF readers.
Can CVE-2018-3946 be exploited remotely?
Yes, CVE-2018-3946 can be exploited remotely if a user opens a maliciously crafted PDF document.