CVE-2004-2469 in phpScheduleIt
Summary
by MITRE
Unspecified vulnerability in Reservation.class.php for phpScheduleIt 1.01 and earlier allows attackers to modify or delete reservations.
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Analysis
by VulDB Data Team • 06/05/2019
The vulnerability identified as CVE-2004-2469 represents a critical authorization flaw within the phpScheduleIt reservation system version 1.01 and earlier. This unspecified weakness exists within the Reservation.class.php component, which serves as the core module responsible for managing reservation operations within the application. The vulnerability stems from inadequate input validation and insufficient access control mechanisms that fail to properly verify user permissions before executing modification or deletion operations on reservation data. Attackers exploiting this vulnerability can potentially manipulate reservation records without proper authorization, leading to unauthorized changes or complete removal of reservation information. The flaw demonstrates a fundamental failure in the application's security architecture where the system does not adequately enforce role-based access controls or validate the authenticity of requests targeting reservation resources.
This vulnerability directly maps to CWE-284, which describes improper access control scenarios where applications fail to properly enforce authorization checks. The flaw operates at the application logic level where the system assumes that all requests originating from legitimate users are authorized to perform actions on reservation data. The lack of proper authentication verification and authorization checks creates a path for malicious actors to bypass normal operational procedures and manipulate reservation information. The vulnerability's impact extends beyond simple data modification as it can potentially disrupt scheduling operations, cause conflicts in resource allocation, and create inconsistencies in the reservation database that may affect business operations. The unspecified nature of the vulnerability suggests that the exact technical mechanism may vary but fundamentally involves inadequate validation of user privileges or request parameters before executing reservation modification operations.
The operational impact of CVE-2004-2469 is significant for organizations relying on phpScheduleIt for resource management and scheduling. Attackers could exploit this vulnerability to delete critical reservations, modify booking details to cause scheduling conflicts, or manipulate reservation data to gain unauthorized access to resources. This could result in revenue loss, operational disruption, and potential security breaches where sensitive information about reservation patterns and resource usage becomes accessible to unauthorized parties. The vulnerability affects the integrity and availability of reservation data, potentially leading to cascading effects in business processes that depend on accurate scheduling information. Organizations may experience increased administrative overhead as they attempt to recover from unauthorized modifications or deletions of reservation records.
Mitigation strategies for this vulnerability should focus on implementing comprehensive access control measures and input validation within the phpScheduleIt application. The most effective approach involves strengthening the authorization checks within Reservation.class.php to ensure that all reservation modification and deletion requests undergo proper authentication and authorization verification. Organizations should implement proper session management, enforce role-based access controls, and validate all input parameters before processing reservation operations. Additionally, the application should implement proper logging mechanisms to track reservation modifications and alert administrators to unauthorized access attempts. This vulnerability aligns with ATT&CK technique T1078 which covers valid accounts and privilege escalation, as attackers could potentially exploit this flaw to gain unauthorized access to reservation systems. Regular security audits and code reviews should be conducted to identify similar authorization flaws in other components of the application. The remediation process should include updating to a patched version of phpScheduleIt or implementing proper access controls within the application code to prevent unauthorized modifications to reservation data.