CVE-2020-13889 : Exploit Details and Defense Strategies

Bludit 3.12.0's administration panel vulnerability allows XSS through the showAlert() function.

Understanding CVE-2020-13889

This CVE identifies a cross-site scripting (XSS) vulnerability in Bludit 3.12.0, specifically in the administration panel.

What is CVE-2020-13889?

The showAlert() function in Bludit 3.12.0's administration panel is susceptible to XSS attacks, potentially allowing malicious actors to execute arbitrary scripts in a victim's browser.

The Impact of CVE-2020-13889

Exploitation of this vulnerability could lead to unauthorized access to sensitive information, cookie theft, or the manipulation of content displayed to users.

Technical Details of CVE-2020-13889

Bludit 3.12.0's vulnerability can be further understood through the following technical details:

Vulnerability Description

The vulnerability lies in the showAlert() function within the administration panel, enabling attackers to inject and execute malicious scripts.

Affected Systems and Versions

Product: Bludit
Version: 3.12.0

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts through the showAlert() function in the administration panel.

Mitigation and Prevention

To address and prevent the exploitation of CVE-2020-13889, consider the following measures:

Immediate Steps to Take

Disable the showAlert() function in the administration panel.
Implement input validation to sanitize user inputs and prevent script injection.

Long-Term Security Practices

Regularly update Bludit to the latest version to patch known vulnerabilities.
Conduct security audits and penetration testing to identify and address potential security weaknesses.

Patching and Updates

Apply security patches provided by Bludit promptly to mitigate the risk of exploitation.