CVE-2020-18724 : Exploit Details and Defense Strategies

An overview of an authenticated stored cross-site scripting (XSS) vulnerability in MDaemon webmail 19.5.5.

Understanding CVE-2020-18724

A detailed look at the impact, technical details, and mitigation strategies for CVE-2020-18724.

What is CVE-2020-18724?

This CVE involves an authenticated stored cross-site scripting (XSS) vulnerability in the contact name field of the distribution list in MDaemon webmail 19.5.5. It allows an attacker to execute malicious code and perform an XSS attack by manipulating the contact list.

The Impact of CVE-2020-18724

The vulnerability enables attackers to inject and execute malicious scripts within the webmail interface, potentially leading to unauthorized access, data theft, and other security breaches.

Technical Details of CVE-2020-18724

Exploring the specifics of the vulnerability.

Vulnerability Description

Authenticated stored cross-site scripting (XSS) in MDaemon webmail 19.5.5
Exploitable through the contact name field in the distribution list

Affected Systems and Versions

MDaemon webmail 19.5.5

Exploitation Mechanism

Attacker gains access to the contact list
Injects malicious code into the contact name field
Code executes when the contact list is opened

Mitigation and Prevention

Best practices to address and prevent the CVE.

Immediate Steps to Take

Apply security updates provided by MDaemon promptly
Educate users on identifying and avoiding suspicious links or content

Long-Term Security Practices

Regularly monitor and audit web application security
Implement input validation and output encoding to prevent XSS attacks

Patching and Updates

Install the latest security patches and updates from MDaemon to fix the vulnerability