CVE-2018-17792 in MDaemon
Summary
by MITRE
MDaemon Webmail (formerly WorldClient) has CSRF.
VulDB is the best source for vulnerability data and more expert information about this specific topic.
Analysis
by VulDB Data Team • 06/18/2024
The vulnerability identified as CVE-2018-17792 represents a cross-site request forgery flaw within MDaemon Webmail, formerly known as WorldClient, which operates as a web-based email client solution. This type of vulnerability allows attackers to perform unauthorized actions on behalf of authenticated users without their knowledge or consent. The MDaemon Webmail platform serves as a critical communication infrastructure for numerous organizations, making this vulnerability particularly concerning from a cybersecurity perspective. The flaw exists in the web interface's handling of user requests, specifically in how it processes and validates cross-site operations that should require explicit user authorization.
The technical implementation of this CSRF vulnerability stems from the absence of proper anti-forgery tokens or validation mechanisms within the web application's request processing pipeline. When legitimate users interact with the MDaemon Webmail interface, the application fails to adequately verify that requests originate from the authenticated user's browser rather than from malicious third-party sites. This weakness enables attackers to craft malicious web pages or emails containing specially crafted requests that, when executed by an authenticated user, perform unintended operations within the webmail environment. The vulnerability is particularly dangerous because it operates at the application layer, targeting the web interface rather than lower-level system components. According to CWE classification, this represents a CWE-352 vulnerability, which specifically addresses Cross-Site Request Forgery issues in web applications.
The operational impact of this vulnerability extends beyond simple data exposure, as it could enable attackers to perform a wide range of malicious activities within the compromised webmail environment. Attackers could potentially modify user settings, delete email messages, create new email accounts, or even access sensitive user data through unauthorized administrative functions. The vulnerability's exploitation typically requires social engineering to convince victims to click on malicious links or visit compromised websites while maintaining their authenticated session with MDaemon Webmail. This attack vector aligns with ATT&CK technique T1566, which covers Phishing and Social Engineering tactics used to gain initial access. Organizations using MDaemon Webmail are at risk of unauthorized access to email communications, potential data breaches, and loss of email account integrity, which could severely impact business continuity and information security posture.
Mitigation strategies for this CSRF vulnerability should include implementing robust anti-forgery token mechanisms that are generated per user session and validated on each request. Organizations should ensure that all state-changing operations within the webmail interface require proper validation of user intent through unique tokens or other authentication mechanisms. The application should enforce strict origin validation and implement Content Security Policy headers to prevent unauthorized scripts from executing within the webmail context. Regular security updates and patches from MDaemon should be applied immediately upon release, as this vulnerability was addressed in subsequent versions of the software. Network segmentation and monitoring of webmail traffic can help detect anomalous behavior patterns that might indicate exploitation attempts. Additionally, user education regarding phishing awareness and the importance of verifying website authenticity remains crucial in defending against CSRF attacks that rely on social engineering components. The vulnerability demonstrates the critical importance of implementing proper web application security controls, particularly around session management and request validation, as outlined in OWASP Top Ten security guidelines.