CVE-2020-19882 : Vulnerability Insights and Analysis

DBHcms v1.2.0 has a stored XSS vulnerability due to missing htmlspecialchars function, allowing a remote authenticated attacker to hijack other users.

Understanding CVE-2020-19882

What is CVE-2020-19882?

DBHcms v1.2.0 is susceptible to a stored XSS vulnerability in specific PHP files, enabling an authenticated attacker to exploit the 'menu_description' variable.

The Impact of CVE-2020-19882

This vulnerability allows 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-2020-19882

Vulnerability Description

The issue arises from the absence of the htmlspecialchars function for the 'menu_description' variable in certain PHP files.

Affected Systems and Versions

Affected Version: DBHcms v1.2.0

Exploitation Mechanism

An authenticated attacker with admin privileges can leverage this vulnerability to inject and execute malicious scripts, compromising the security and integrity of the system.

Mitigation and Prevention

Immediate Steps to Take

Apply the latest security patches provided by the vendor.
Implement input validation and output encoding to mitigate XSS vulnerabilities.

Long-Term Security Practices

Regularly update and patch the CMS and its components.
Conduct security audits and penetration testing to identify and address vulnerabilities.
Educate users on safe browsing practices and awareness of social engineering tactics.
Monitor and analyze system logs for any suspicious activities.

Patching and Updates

It is crucial to stay informed about security updates and promptly apply patches to address known vulnerabilities.