CVE-2020-28409 : Exploit Details and Defense Strategies

Dundas BI server through version 8.0.0.1001 is vulnerable to XSS attacks when adding components like buttons that trigger events such as click or hover.

Understanding CVE-2020-28409

This CVE involves a persistent XSS vulnerability in Dundas BI server.

What is CVE-2020-28409?

The server in Dundas BI through version 8.0.0.1001 allows for XSS attacks by inserting components like buttons that can trigger events like click or hover, enabling malicious scripts to be executed.

The Impact of CVE-2020-28409

This vulnerability could be exploited by attackers to execute arbitrary scripts in the context of the user's browser, potentially leading to unauthorized actions or data theft.

Technical Details of CVE-2020-28409

This section provides technical details of the vulnerability.

Vulnerability Description

The vulnerability in Dundas BI server allows for the injection of malicious scripts through components like buttons, leading to XSS attacks.

Affected Systems and Versions

Product: Dundas BI
Versions affected: up to 8.0.0.1001

Exploitation Mechanism

The vulnerability is exploited by adding components such as buttons that trigger events like click or hover, allowing the execution of malicious scripts.

Mitigation and Prevention

Protect your systems from CVE-2020-28409 with these mitigation strategies.

Immediate Steps to Take

Update Dundas BI server to the latest patched version.
Implement input validation to sanitize user inputs and prevent script injection.
Educate users on safe browsing practices to avoid executing malicious scripts.

Long-Term Security Practices

Regularly monitor and audit your web applications for vulnerabilities.
Employ web application firewalls to filter and block malicious traffic.
Stay informed about security updates and best practices to enhance your system's security.

Patching and Updates

Apply security patches provided by Dundas BI promptly to address the XSS vulnerability and enhance system security.