CVE-2018-25372 in MedDream PACS Server Premium
Summary
by MITRE • 05/26/2026
MedDream PACS Server Premium 6.7.1.1 contains an SQL injection vulnerability that allows unauthenticated attackers to execute arbitrary SQL queries by injecting malicious code through the email parameter. Attackers can submit crafted POST requests to the userSignup.php endpoint with SQL payloads in the email field to extract sensitive database information from the backend MySQL database.
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Analysis
by VulDB Data Team • 05/26/2026
The MedDream PACS Server Premium 6.7.1.1 presents a critical SQL injection vulnerability that fundamentally compromises the integrity and confidentiality of medical imaging data systems. This vulnerability exists within the userSignup.php endpoint where the email parameter receives insufficient input validation and sanitization, creating an exploitable entry point for malicious actors. The flaw allows unauthenticated attackers to inject arbitrary SQL commands directly into the database query execution flow, bypassing normal authentication mechanisms and access controls that should protect sensitive medical information.
The technical exploitation of this vulnerability follows a well-established pattern where attackers craft malicious POST requests targeting the userSignup.php endpoint. By inserting SQL payload strings into the email field parameter, attackers can manipulate the underlying database queries to extract, modify, or delete sensitive information from the backend MySQL database. The vulnerability stems from improper parameter handling and lack of input sanitization, which aligns with CWE-89 SQL injection weakness classification. This type of vulnerability enables attackers to perform unauthorized data access operations including but not limited to data extraction, data modification, and potential privilege escalation within the database environment.
The operational impact of this vulnerability extends beyond simple data theft, as it directly threatens patient privacy and healthcare data security. Medical imaging systems contain highly sensitive personal health information that falls under strict regulatory compliance requirements including HIPAA and GDPR standards. The ability to execute arbitrary SQL queries without authentication means that attackers can access complete patient records, medical histories, and diagnostic images stored within the PACS server. This exposure creates significant risk for healthcare organizations facing potential regulatory penalties, legal consequences, and reputational damage from data breaches involving protected health information.
Security mitigations for this vulnerability must address both immediate remediation and long-term architectural improvements. The primary fix involves implementing proper input validation and parameterized queries throughout the application code to prevent SQL injection attacks. Organizations should deploy web application firewalls to monitor and filter suspicious requests targeting the userSignup.php endpoint. Additionally, implementing principle of least privilege access controls, regular security assessments, and comprehensive database monitoring should be enforced. The vulnerability demonstrates the importance of following secure coding practices and adhering to ATT&CK framework techniques for database access and credential access phases, emphasizing the need for robust input validation and proper error handling in web applications. Regular security updates and vulnerability scanning should be maintained to prevent similar issues from emerging in future versions of the software.