CVE-2022-30516 in Hospital-Management-System
Summary
by MITRE • 05/26/2022
In Hospital-Management-System v1.0, the editid parameter in the doctor.php page is vulnerable to SQL injection attacks.
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Analysis
by VulDB Data Team • 06/01/2022
The vulnerability identified as CVE-2022-30516 resides within the Hospital-Management-System version 1.0, specifically targeting the doctor.php web page component. This system represents a critical healthcare infrastructure application that manages medical facility operations and patient data, making it a prime target for cyber adversaries seeking unauthorized access to sensitive medical information. The vulnerability manifests through improper input validation mechanisms that fail to adequately sanitize user-supplied data before processing within the database layer. The editid parameter serves as the primary attack vector, accepting user input that directly influences database query construction without appropriate security controls.
The technical flaw constitutes a classic SQL injection vulnerability classified under CWE-89, which occurs when untrusted data is incorporated into database commands without proper sanitization or parameterization. In this case, the doctor.php page processes the editid parameter without implementing input validation or prepared statement mechanisms, allowing malicious actors to inject arbitrary SQL code through the parameter. When the application receives a crafted payload through the editid parameter, it concatenates this input directly into SQL query strings, enabling attackers to manipulate database operations, extract confidential data, modify records, or even execute administrative commands on the underlying database system.
The operational impact of this vulnerability extends beyond simple data compromise, as it represents a severe security weakness that could lead to complete system infiltration and patient data breaches. Healthcare systems containing sensitive patient information, medical records, and personal health data are particularly vulnerable to exploitation, as attackers could potentially access confidential medical histories, prescription details, and personal identification information. The consequences of such exploitation could include regulatory violations under healthcare privacy laws, financial penalties, reputational damage, and potential legal liability for the healthcare facility. Additionally, successful exploitation could enable attackers to escalate privileges within the database, potentially allowing them to access other system components or launch further attacks against connected networks.
Mitigation strategies for CVE-2022-30516 should focus on implementing proper input validation and parameterized queries to prevent SQL injection attacks. The recommended approach involves adopting prepared statements or parameterized queries for all database interactions, ensuring that user input is properly escaped or sanitized before being incorporated into SQL commands. Security measures should also include input validation at multiple layers, including client-side and server-side controls, to prevent malicious data from reaching the database processing components. Network segmentation and access controls should be implemented to limit potential attack surface, while regular security assessments and vulnerability scanning should be conducted to identify similar weaknesses. The implementation of web application firewalls and intrusion detection systems can provide additional monitoring capabilities to detect and prevent exploitation attempts. Organizations should also ensure that all healthcare applications undergo comprehensive security testing, including penetration testing and code review processes, to identify and remediate similar vulnerabilities before they can be exploited by malicious actors. This vulnerability exemplifies the critical need for secure coding practices and proper input validation in healthcare applications, where the stakes of security breaches are particularly high due to the sensitive nature of medical data.