CVE-2018-3967: Use After Free
An exploitable use-after-free vulnerability exists in the JavaScript engine of Foxit Software's Foxit 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-2018-3967?
CVE-2018-3967 is classified as a critical vulnerability due to the potential for arbitrary code execution.
How do I fix CVE-2018-3967?
To fix CVE-2018-3967, update Foxit PDF Reader or PhantomPDF to version 9.2.0.9297 or later.
What software is affected by CVE-2018-3967?
CVE-2018-3967 affects Foxit PDF Reader versions up to 9.2.0.9297 and Foxit PhantomPDF versions up to 9.2.0.9297.
What is a use-after-free vulnerability like CVE-2018-3967?
A use-after-free vulnerability, such as CVE-2018-3967, occurs when a program continues to use a memory object after it has been freed, potentially allowing an attacker to execute arbitrary code.
Can CVE-2018-3967 be exploited remotely?
Yes, CVE-2018-3967 can be exploited remotely if an attacker tricks a user into opening a specially crafted PDF document.