CVE-2018-9953 : Security Advisory and Response

A security vulnerability in Foxit Reader 9.0.1.1049 allows remote attackers to execute malicious code by exploiting a flaw in the XFA resolveNodes method of Button elements.

Understanding CVE-2018-9953

This CVE entry describes a critical vulnerability in Foxit Reader that enables remote code execution.

What is CVE-2018-9953?

The vulnerability in Foxit Reader 9.0.1.1049 permits attackers to run arbitrary code on systems where the software is installed. Exploitation requires user interaction with a malicious page or file.

The Impact of CVE-2018-9953

Attackers can execute code within the current process, potentially leading to system compromise.

Technical Details of CVE-2018-9953

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The flaw exists in the XFA resolveNodes method of Button elements due to the lack of object validation before operations, enabling code execution.

Affected Systems and Versions

Product: Foxit Reader
Vendor: Foxit
Version: 9.0.1.1049

Exploitation Mechanism

Attackers exploit the vulnerability by tricking users into interacting with a malicious page or opening a malicious file.

Mitigation and Prevention

Protecting systems from CVE-2018-9953 requires immediate action and long-term security measures.

Immediate Steps to Take

Update Foxit Reader to the latest version to patch the vulnerability.
Avoid interacting with suspicious or untrusted files or websites.

Long-Term Security Practices

Regularly update software and security patches to prevent future vulnerabilities.
Educate users on safe browsing practices and the risks of interacting with unknown files.
Implement security solutions like antivirus software and firewalls.
Monitor for unusual system behavior that may indicate a compromise.

Patching and Updates

Foxit has likely released a patch to address this vulnerability. Ensure all systems running Foxit Reader are updated to the patched version.