CVE-2018-5690 : What You Need to Know

Cross-site scripting (XSS) vulnerability in admin/users.php in Dotclear 2.12.1 allows remote authenticated users to inject arbitrary web script or HTML via the nb parameter (aka the page limit number).

Understanding CVE-2018-5690

This CVE entry describes a specific XSS vulnerability in Dotclear 2.12.1 that can be exploited by authenticated remote users.

What is CVE-2018-5690?

The vulnerability in Dotclear 2.12.1, found in the admin/users.php file, allows authenticated remote users to insert unauthorized web scripts or HTML by manipulating the nb parameter.

The Impact of CVE-2018-5690

This vulnerability could lead to the execution of malicious scripts within the context of the user's session, potentially compromising sensitive data or performing unauthorized actions.

Technical Details of CVE-2018-5690

This section provides more technical insights into the vulnerability.

Vulnerability Description

The XSS vulnerability in Dotclear 2.12.1's admin/users.php file enables authenticated remote users to inject arbitrary web scripts or HTML through the nb parameter.

Affected Systems and Versions

Affected Version: Dotclear 2.12.1
Systems: Not specified

Exploitation Mechanism

The exploitation involves manipulating the nb parameter in the admin/users.php file to insert unauthorized web scripts or HTML.

Mitigation and Prevention

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

Immediate Steps to Take

Apply security patches provided by Dotclear promptly.
Educate users on safe browsing practices to avoid falling victim to XSS attacks.

Long-Term Security Practices

Regularly update and patch software to address known vulnerabilities.
Implement input validation and output encoding to mitigate XSS risks.

Patching and Updates

Ensure that the latest version of Dotclear is installed and regularly check for security updates to prevent exploitation of this vulnerability.