Authorization Bypass in sfturing hosp_order via Order Cancellation

Executive Summary

This vulnerability is an authorization bypass in the sfturing hosp_order system. It allows an attacker to cancel any appointment remotely by manipulating the ID argument in the orderRecordsService.cancelOrder function without authentication or ownership verification. The flaw exists in OrderController.java where the cancelOrder method processes cancellations based solely on the provided ID without checking user session or relationship to the appointment.

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Detection Guidance

Check for unauthorized POST requests to /cancelOrder/{id} endpoints without authentication tokens. Monitor database changes where is_cancel values are modified unexpectedly. Inspect logs for repeated failed authentication attempts or sudden appointment cancellations.

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Impact Analysis

This vulnerability allows unauthorized individuals to cancel any appointment in the system. This could disrupt medical service scheduling, cause financial penalties for patients or providers, and potentially lead to denial of healthcare services. The impact includes data integrity loss and unauthorized system access.

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Compliance Impact

This vulnerability likely violates compliance requirements for data protection and patient privacy. It enables unauthorized modification of appointment records, which could constitute a breach of confidentiality under HIPAA for healthcare systems. GDPR compliance may also be affected due to unauthorized processing of personal data without proper authorization.

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Mitigation Strategies

Implement authentication checks for all /cancelOrder/{id} endpoints. Validate user ownership of appointments before processing cancellations. Restrict state transitions in the database to prevent unauthorized modifications. Return generic errors for invalid requests to avoid information leakage.

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