CVE-2022-40129: Use After Free
First published: Thu Nov 10 2022(Updated: )
A use-after-free vulnerability exists in the JavaScript engine of Foxit Software's PDF Reader, version 12.0.1.12430. A specially-crafted PDF document can trigger the reuse of previously freed memory via misusing Optional Content Group API, which can lead to arbitrary code execution. An attacker needs to trick the user into opening the malicious file to trigger this vulnerability. Exploitation is also possible if a user visits a specially-crafted, malicious site if the browser plugin extension is enabled.
Credit: talos-cna@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Foxit PDF Reader | =12.0.1.12430 |
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Frequently Asked Questions
What is CVE-2022-40129?
CVE-2022-40129 is a use-after-free vulnerability in the JavaScript engine of Foxit Software's PDF Reader version 12.0.1.12430.
How severe is CVE-2022-40129?
CVE-2022-40129 has a severity score of 7.8 (high).
How does CVE-2022-40129 affect Foxit PDF Reader?
CVE-2022-40129 affects Foxit PDF Reader version 12.0.1.12430.
How can an attacker exploit CVE-2022-40129?
An attacker can exploit CVE-2022-40129 by using a specially-crafted PDF document to trigger the reuse of previously freed memory via misusing the Optional Content Group API, which can lead to arbitrary code execution.
Is there a fix available for CVE-2022-40129?
To mitigate CVE-2022-40129, users should update to the latest version of Foxit PDF Reader.
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- version/foxit pdf reader/12.0.1.12430