First published: Mon Apr 23 2018(Updated: )
An exploitable use-after-free vulnerability exists in the JavaScript engine Foxit Software Foxit PDF Reader version 9.0.1.1049. 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 a browser plugin extension is enabled, visiting a malicious site can also trigger the vulnerability.
Credit: talos-cna@cisco.com
Affected Software | Affected Version | How to fix |
---|---|---|
Foxit Reader | =9.0.1.1049 |
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CVE-2018-3850 has been assigned a high severity rating due to its potential for arbitrary code execution.
To mitigate CVE-2018-3850, users should upgrade to the latest version of Foxit PDF Reader available after 9.0.1.1049.
CVE-2018-3850 is triggered by a use-after-free error in the JavaScript engine when processing specially crafted PDF documents.
Users of Foxit PDF Reader version 9.0.1.1049 are specifically affected by CVE-2018-3850.
Yes, CVE-2018-3850 can be exploited remotely if an attacker tricks a user into opening a malicious PDF document.