CVE-2018-9952: Use After Free
This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.0.1.1049. 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 XFA Button elements. When setting the formattedValue attribute, the process does not properly validate the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code under the context of the current process. Was ZDI-CAN-5527.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Foxit Readerto a version that resolves this vulnerability.Fixed in 9.0.1.1049Patch ZDI-CAN-5527
Event History
Frequently Asked Questions
What is the severity of CVE-2018-9952?
CVE-2018-9952 is considered to have a high severity due to its capability for remote code execution.
How do I fix CVE-2018-9952?
To mitigate CVE-2018-9952, update Foxit Reader or Foxit PhantomPDF to versions later than 9.0.1.1049.
What types of software are affected by CVE-2018-9952?
CVE-2018-9952 affects Foxit Reader and Foxit PhantomPDF versions up to 9.0.1.1049.
What action is required by users to exploit CVE-2018-9952?
Exploitation of CVE-2018-9952 requires user interaction, such as visiting a malicious webpage or opening a harmful file.
What can attackers achieve by exploiting CVE-2018-9952?
An attacker exploiting CVE-2018-9952 can execute arbitrary code on the vulnerable installation of the software.