CVE-2019-16178 : Security Advisory and Response

A stored cross-site scripting (XSS) vulnerability was discovered in Limesurvey version 3.17.14 and earlier, allowing authenticated users with specific permissions to inject malicious web scripts or HTML.

Understanding CVE-2019-16178

This CVE refers to a security flaw in Limesurvey that could be exploited by authenticated users to execute cross-site scripting attacks.

What is CVE-2019-16178?

This vulnerability in Limesurvey versions prior to 3.17.14 permits authorized users to insert arbitrary web scripts or HTML by manipulating the titles of admin box buttons on the homepage.

The Impact of CVE-2019-16178

The presence of this XSS vulnerability could lead to unauthorized access, data theft, and potential manipulation of content on the affected Limesurvey instances.

Technical Details of CVE-2019-16178

This section provides more in-depth technical insights into the vulnerability.

Vulnerability Description

The flaw allows authenticated users with the necessary permissions to inject malicious web scripts or HTML through the titles of admin box buttons on the Limesurvey homepage.

Affected Systems and Versions

Limesurvey versions 3.17.14 and earlier are affected by this vulnerability.

Exploitation Mechanism

Authenticated users can exploit this vulnerability by manipulating the titles of admin box buttons on the Limesurvey homepage.

Mitigation and Prevention

Protecting systems from this vulnerability requires immediate actions and long-term security practices.

Immediate Steps to Take

Upgrade Limesurvey to version 3.17.14 or later to mitigate the XSS vulnerability.
Regularly monitor and review admin box titles for any suspicious changes.

Long-Term Security Practices

Educate users on secure coding practices to prevent XSS attacks.
Implement strict input validation mechanisms to sanitize user inputs effectively.

Patching and Updates

Stay informed about security updates and patches released by Limesurvey to address vulnerabilities like CVE-2019-16178.