CVE-2018-9939: Incorrect Type Cast
This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.0.0.29935. 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 layout elements. The issue results from the lack of proper validation of user-supplied data, which can result in a type confusion condition. An attacker can leverage this vulnerability to execute code under the context of the current process. Was ZDI-CAN-5373.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2018-9939?
CVE-2018-9939 is classified as a critical vulnerability due to its potential for remote code execution.
How do I fix CVE-2018-9939?
To remediate CVE-2018-9939, users should update to the latest version of Foxit Reader or Foxit PhantomPDF that addresses the vulnerability.
What software is affected by CVE-2018-9939?
CVE-2018-9939 affects Foxit Reader versions up to and including 9.0.1.1049 and Foxit PhantomPDF versions up to and including 9.0.1.1049.
Does CVE-2018-9939 require user interaction to exploit?
Yes, exploiting CVE-2018-9939 requires user interaction, such as visiting a malicious webpage or opening a malicious file.
What could an attacker achieve by exploiting CVE-2018-9939?
By exploiting CVE-2018-9939, an attacker could execute arbitrary code on the victim's system.