CVE-2018-20368 : Security Advisory and Response

The Master Slider plugin versions 3.2.7 and 3.5.1 for WordPress are vulnerable to cross-site scripting (XSS) attacks through the Name input field in the wp-admin/admin-ajax.php file of the MSPanel.Settings value during the Callback process.

Understanding CVE-2018-20368

This CVE identifies a specific vulnerability in the Master Slider plugin for WordPress.

What is CVE-2018-20368?

The Master Slider plugin versions 3.2.7 and 3.5.1 for WordPress have a cross-site scripting (XSS) vulnerability that can be exploited through a specific input field.

The Impact of CVE-2018-20368

This vulnerability can allow attackers to execute malicious scripts on the affected WordPress site, potentially leading to unauthorized actions or data theft.

Technical Details of CVE-2018-20368

The technical aspects of this CVE include:

Vulnerability Description

The XSS vulnerability exists in the Name input field of the MSPanel.Settings value in the wp-admin/admin-ajax.php file.

Affected Systems and Versions

Master Slider plugin versions 3.2.7 and 3.5.1 for WordPress

Exploitation Mechanism

Attackers can inject malicious scripts through the vulnerable Name input field during the Callback process.

Mitigation and Prevention

To address CVE-2018-20368, consider the following steps:

Immediate Steps to Take

Disable or remove the Master Slider plugin if not essential
Implement input validation to sanitize user inputs
Monitor and filter user-generated content for suspicious scripts

Long-Term Security Practices

Regularly update plugins and themes to patch known vulnerabilities
Educate users on safe browsing habits and recognizing phishing attempts

Patching and Updates

Check for plugin updates and apply patches provided by the plugin developer
Stay informed about security best practices and follow WordPress security guidelines