CVE-2019-9558 : Security Advisory and Response

Mailtraq WebMail version 2.17.7.3550 contains a vulnerability that allows for Persistent Cross Site Scripting (XSS) attacks through email messages.

Understanding CVE-2019-9558

This CVE entry describes a security flaw in Mailtraq WebMail version 2.17.7.3550 that enables the execution of malicious JavaScript code via email messages.

What is CVE-2019-9558?

The vulnerability in Mailtraq WebMail version 2.17.7.3550 allows an attacker to embed malicious JavaScript code within an email's body, exploiting it when the recipient opens the email.

The Impact of CVE-2019-9558

This vulnerability can lead to Persistent Cross Site Scripting (XSS) attacks, potentially compromising the security and integrity of the recipient's system.

Technical Details of CVE-2019-9558

Mailtraq WebMail version 2.17.7.3550 vulnerability details:

Vulnerability Description

The flaw in Mailtraq WebMail version 2.17.7.3550 enables Persistent Cross Site Scripting (XSS) attacks through email content, specifically via malicious JavaScript code embedded in iframes within email bodies.

Affected Systems and Versions

Product: Mailtraq WebMail
Vendor: N/A
Version: 2.17.7.3550

Exploitation Mechanism

To exploit this vulnerability, an attacker sends an email containing malicious JavaScript code within an iframe. When the recipient opens the email, the code executes, potentially leading to XSS attacks.

Mitigation and Prevention

Steps to address CVE-2019-9558:

Immediate Steps to Take

Avoid opening emails from unknown or untrusted sources.
Disable HTML rendering in email clients to prevent script execution.

Long-Term Security Practices

Regularly update Mailtraq WebMail to the latest secure version.
Educate users on identifying and avoiding suspicious emails.

Patching and Updates

Check for security patches and updates from Mailtraq to address this vulnerability.