CVE-2019-11702 : Vulnerability Insights and Analysis

This CVE-2019-11702 article provides insights into a vulnerability affecting Firefox versions prior to 67.0.2, allowing the execution of actions to access local files using Internet Explorer protocols on Windows systems.

Understanding CVE-2019-11702

What is CVE-2019-11702?

The vulnerability in CVE-2019-11702 enables the use of Internet Explorer protocols to open local files on known destinations through Firefox versions before 67.0.2, specifically impacting Windows operating systems.

The Impact of CVE-2019-11702

The vulnerability allows malicious actors to access local files on Windows systems through Firefox, potentially leading to unauthorized data exposure or system compromise.

Technical Details of CVE-2019-11702

Vulnerability Description

If a user agrees to execute the action when prompted, a hyperlink using Internet Explorer protocols can access local files on Windows systems through Firefox versions prior to 67.0.2.

Affected Systems and Versions

Affected Product: Firefox
Vendor: Mozilla
Affected Versions: Prior to 67.0.2

Exploitation Mechanism

The vulnerability exploits user interaction by utilizing Internet Explorer protocols to access local files when a user approves the action within Firefox.

Mitigation and Prevention

Immediate Steps to Take

Update Firefox to version 67.0.2 or later to mitigate the vulnerability.
Exercise caution when interacting with unknown or suspicious hyperlinks.

Long-Term Security Practices

Regularly update browsers and operating systems to patch security vulnerabilities.
Implement security awareness training to educate users on safe browsing practices.

Patching and Updates

Apply security patches and updates promptly to ensure protection against known vulnerabilities.