CVE-2019-6764 : Exploit Details and Defense Strategies

This CVE-2019-6764 article provides insights into a security vulnerability in Foxit Reader version 9.4.1.16828 that allows unauthorized code execution.

Understanding CVE-2019-6764

This section delves into the details of the vulnerability and its impact.

What is CVE-2019-6764?

The vulnerability in Foxit Reader 9.4.1.16828 allows attackers to execute unauthorized commands by exploiting XFA Template objects.

The Impact of CVE-2019-6764

The vulnerability has a high severity rating with a CVSS base score of 7.8. It requires user interaction to be exploited and can lead to unauthorized code execution.

Technical Details of CVE-2019-6764

Exploring the technical aspects of the vulnerability.

Vulnerability Description

The flaw arises from inadequate validation of user-supplied data, enabling attackers to write beyond allocated structures and execute code within the current process.

Affected Systems and Versions

Product: Foxit Reader
Vendor: Foxit
Vulnerable Version: 9.4.1.16828

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Local
Privileges Required: None
User Interaction: Required
Scope: Unchanged
Impact: High confidentiality, integrity, and availability

Mitigation and Prevention

Guidelines to mitigate the vulnerability and prevent exploitation.

Immediate Steps to Take

Update Foxit Reader to a non-vulnerable version.
Avoid interacting with suspicious webpages or opening unknown files.

Long-Term Security Practices

Regularly update software and security patches.
Educate users on safe browsing habits and file handling.

Patching and Updates

Check for security bulletins from Foxit for patches.
Stay informed about security advisories from reliable sources.