CVE-2019-13318 : Security Advisory and Response

A security flaw has been discovered in Foxit Reader 9.5.0.20723, allowing remote attackers to gain access to sensitive information by exploiting the util.printf Javascript method.

Understanding CVE-2019-13318

This CVE identifies a vulnerability in Foxit Reader version 9.5.0.20723 that can be exploited by remote attackers to execute code within the current process.

What is CVE-2019-13318?

The vulnerability in Foxit Reader 9.5.0.20723 allows attackers to retrieve heap addresses using the %p parameter in the format string, potentially leading to the execution of malicious code.

The Impact of CVE-2019-13318

CVSS Base Score: 5.5 (Medium Severity)
Confidentiality Impact: High
User Interaction Required: Yes
Attack Vector: Local
Attack Complexity: Low

Technical Details of CVE-2019-13318

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability arises from how the util.printf Javascript method processes the %p parameter in the format string, enabling attackers to retrieve heap addresses and potentially execute malicious code.

Affected Systems and Versions

Affected Product: Foxit Reader
Affected Version: 9.5.0.20723

Exploitation Mechanism

To exploit this vulnerability, attackers need to lure users into interacting with a malicious webpage or opening a malicious file that triggers the vulnerability.

Mitigation and Prevention

Protecting systems from CVE-2019-13318 requires immediate actions and long-term security practices.

Immediate Steps to Take

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

Long-Term Security Practices

Regularly update software and applications to mitigate known vulnerabilities.
Implement security measures like firewalls and antivirus software to prevent unauthorized access.
Educate users about safe browsing practices and the risks of interacting with unknown sources.
Monitor security bulletins and advisories for the latest information on vulnerabilities.

Patching and Updates

Ensure timely installation of security patches and updates provided by Foxit to address CVE-2019-13318.