CVE-2015-4360 in Registration Codes Module
Summary
by MITRE
Cross-site request forgery (CSRF) vulnerability in the Registration codes module before 6.x-1.6, 6.x-2.x before 6.x-2.8, and 7.x-1.x before 7.x-1.2 for Drupal allows remote attackers to hijack the authentication of administrators for requests that delete role-rules via unspecified vectors.
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Analysis
by VulDB Data Team • 04/07/2019
The CVE-2015-4360 vulnerability represents a critical cross-site request forgery flaw within the Registration codes module for Drupal platforms. This vulnerability specifically affects versions prior to 6.x-1.6, 6.x-2.x before 6.x-2.8, and 7.x-1.x before 7.x-1.2, creating a significant security risk for Drupal installations that rely on this module for user registration and role management. The flaw enables remote attackers to exploit the lack of proper authentication verification mechanisms, allowing them to execute unauthorized administrative actions through forged requests that target role-rules deletion functionality.
The technical nature of this vulnerability stems from the absence of adequate CSRF protection measures within the Registration codes module's implementation. When administrators perform actions related to role-rules management, the module fails to validate that requests originate from legitimate administrative sessions rather than maliciously crafted requests. This oversight creates an attack surface where unauthorized actors can craft specially formatted requests that appear to come from authenticated administrators, thereby bypassing the normal authentication and authorization checks that should protect sensitive administrative functions.
The operational impact of this vulnerability extends beyond simple data manipulation to encompass potential complete system compromise. Attackers who successfully exploit this CSRF vulnerability can delete role-rules, which may result in the complete removal of access controls and permissions within the Drupal system. This deletion capability could allow attackers to escalate privileges, remove security restrictions, and potentially gain full administrative control over the affected Drupal installations. The vulnerability particularly threatens systems where administrators regularly interact with role-rules management, as the attack can be executed without requiring any privileged credentials from the attacker's perspective.
The security implications of this vulnerability align with CWE-352, which specifically addresses Cross-Site Request Forgery weaknesses in software applications. This classification emphasizes the fundamental flaw in the application's failure to validate the origin of requests and verify that they are legitimate administrative actions rather than crafted attacks. The vulnerability also maps to ATT&CK technique T1078.004, which covers valid accounts and credential access, as attackers can effectively hijack administrator sessions through the forged requests. Organizations should implement immediate mitigations including updating to patched versions of the Registration codes module, implementing proper CSRF tokens for all administrative actions, and ensuring that all administrative functions require robust authentication verification before execution.
The remediation strategy for this vulnerability requires immediate deployment of the patched versions of the Registration codes module as specified in the affected version ranges. System administrators should conduct comprehensive security audits to identify all Drupal installations using this module and ensure proper patch management procedures are in place. Additionally, implementing web application firewalls with CSRF protection capabilities and conducting regular security testing can help prevent exploitation of similar vulnerabilities. The vulnerability demonstrates the critical importance of proper input validation and authentication mechanisms in administrative interfaces, particularly when dealing with sensitive operations such as role management and permission control within content management systems.