CVE-2020-35128 : Security Advisory and Response

Mautic before version 3.2.4 is susceptible to stored XSS, potentially allowing attackers to perform malicious actions as other users, including administrators.

Understanding CVE-2020-35128

This CVE involves a stored XSS vulnerability in Mautic, a marketing automation platform.

What is CVE-2020-35128?

Stored XSS in Mautic before 3.2.4 allows attackers to execute malicious scripts in the context of other users, potentially leading to unauthorized actions.

The Impact of CVE-2020-35128

The vulnerability enables attackers to manipulate user accounts, change passwords, modify email addresses, and even add new administrators to the system.

Technical Details of CVE-2020-35128

This section delves into the specifics of the vulnerability.

Vulnerability Description

Mautic before version 3.2.4 is affected by stored XSS, enabling attackers to execute arbitrary scripts within the application.

Affected Systems and Versions

Product: Mautic
Vendor: N/A
Versions affected: All versions before 3.2.4

Exploitation Mechanism

Attackers with permission to manage companies can exploit this vulnerability by injecting crafted JavaScript files to perform actions as other users.

Mitigation and Prevention

Protecting systems from CVE-2020-35128 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update Mautic to version 3.2.4 or later to mitigate the vulnerability.
Monitor user activities for any suspicious behavior.

Long-Term Security Practices

Implement least privilege access controls to limit user permissions.
Regularly audit and review user roles and permissions.

Patching and Updates

Stay informed about security updates and patches released by Mautic.
Apply patches promptly to ensure system security.