CVE-2019-8440 : What You Need to Know

A vulnerability has been found in version 2.4.0 of DiliCMS, leading to a Stored XSS Vulnerability in the site logo textbox within the admin/index.php file.

Understanding CVE-2019-8440

This CVE entry highlights a security issue in DiliCMS version 2.4.0, specifically affecting the site logo textbox in the admin interface.

What is CVE-2019-8440?

The vulnerability identified in CVE-2019-8440 is a Stored XSS Vulnerability present in the third textbox, also known as the site logo, located in the "System setting->site setting" section of the admin/index.php file.

The Impact of CVE-2019-8440

This vulnerability could allow an attacker to execute malicious scripts in the context of a user's session, potentially leading to unauthorized actions or data theft.

Technical Details of CVE-2019-8440

This section delves into the technical aspects of the vulnerability.

Vulnerability Description

The vulnerability in DiliCMS 2.4.0 allows for Stored XSS in the site logo textbox within the admin/index.php file.

Affected Systems and Versions

Affected Version: 2.4.0 of DiliCMS

Exploitation Mechanism

The vulnerability can be exploited by injecting malicious scripts into the site logo textbox, enabling attackers to execute unauthorized actions.

Mitigation and Prevention

Protecting systems from CVE-2019-8440 requires immediate actions and long-term security practices.

Immediate Steps to Take

Disable or restrict access to the affected textbox in the admin interface.
Implement input validation to prevent script injection.
Monitor and filter user inputs to detect and block malicious scripts.

Long-Term Security Practices

Regularly update DiliCMS to the latest secure version.
Conduct security audits and penetration testing to identify and address vulnerabilities.
Educate users and administrators on secure coding practices and the risks of XSS vulnerabilities.

Patching and Updates

Ensure timely installation of patches and updates released by DiliCMS to address the vulnerability.