CVE-2015-3354 in Wishlist Module
Summary
by MITRE
Cross-site request forgery (CSRF) vulnerability in the Wishlist module before 6.x-2.7 and 7.x-2.x before 7.x-2.7 for Drupal allows remote attackers to hijack the authentication of arbitrary users for requests that delete wishlist purchase intentions via unspecified vectors.
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Analysis
by VulDB Data Team • 03/19/2019
The CVE-2015-3354 vulnerability represents a critical cross-site request forgery flaw within the Wishlist module for Drupal platforms, affecting versions prior to 6.x-2.7 and 7.x-2.x before 7.x-2.7. This vulnerability exposes Drupal websites to unauthorized administrative actions that can severely compromise user data integrity and system security. The flaw specifically targets the module's handling of delete operations for wishlist purchase intentions, creating a pathway for malicious actors to execute unauthorized actions under the guise of legitimate users.
The technical implementation of this CSRF vulnerability stems from the absence of proper validation mechanisms for requests originating from external domains. When users access malicious websites or click on compromised links, the Wishlist module fails to verify that requests to delete purchase intentions originate from the legitimate Drupal site rather than from attacker-controlled domains. This lack of validation creates a scenario where authenticated users' sessions can be hijacked to perform destructive operations without their knowledge or consent. The vulnerability operates through unspecified vectors that typically involve crafting malicious web pages containing embedded requests that automatically submit delete commands to the vulnerable Drupal installation.
The operational impact of this vulnerability extends beyond simple data loss, as it enables attackers to manipulate user wishlists and potentially disrupt commerce functionalities on e-commerce platforms built on Drupal. When an authenticated user visits a malicious website containing crafted requests, the browser automatically submits delete commands to the targeted Drupal site using the user's existing session cookies. This allows attackers to remove purchased items from wishlists, potentially affecting inventory management, order processing, and user experience. The vulnerability is particularly dangerous because it leverages existing user authentication, making it difficult to detect and trace back to the actual source of the attack.
From a cybersecurity perspective, this vulnerability aligns with CWE-352, which specifically addresses Cross-Site Request Forgery weaknesses in web applications. The flaw demonstrates the critical importance of implementing proper anti-CSRF token validation mechanisms in web frameworks, particularly in modules that handle user data modifications. Security researchers categorize this as a high-severity issue under the MITRE ATT&CK framework's T1548.001 technique for privilege escalation through unauthorized command execution. Organizations using affected Drupal versions face significant risk of data manipulation and user trust degradation when this vulnerability remains unpatched.
The recommended mitigation strategy involves immediate upgrading to patched versions of the Wishlist module, specifically versions 6.x-2.7 and 7.x-2.7 or later. Administrators should also implement additional security measures including comprehensive input validation, proper session management, and the implementation of anti-CSRF tokens for all state-changing operations. Network administrators should consider deploying web application firewalls to monitor and filter suspicious requests, while security teams should conduct thorough vulnerability assessments to identify any other modules that might be susceptible to similar CSRF attacks. Regular security audits and security awareness training for developers can help prevent similar vulnerabilities in future implementations.