CVE-2025-3195: Blood Bank Management System SQLi Flaw

CVE-2025-3195 Overview

A SQL injection vulnerability has been identified in itsourcecode Online Blood Bank Management System version 1.0. This critical flaw exists in the /bbms.php file where the Search parameter is improperly handled, allowing attackers to inject malicious SQL commands. The vulnerability can be exploited remotely without authentication, potentially compromising the entire database containing sensitive blood donor and recipient information.

Critical Impact

Unauthenticated attackers can exploit this SQL injection vulnerability to extract, modify, or delete sensitive healthcare data including blood donor records, patient information, and administrative credentials from the blood bank management system.

Affected Products

• Adonesevangelista Online Blood Bank Management System 1.0
• itsourcecode Online Blood Bank Management System 1.0

Discovery Timeline

• April 4, 2025 - CVE-2025-3195 published to NVD
• April 15, 2025 - Last updated in NVD database

Technical Details for CVE-2025-3195

Vulnerability Analysis

This SQL injection vulnerability (CWE-89) resides in the /bbms.php file of the Online Blood Bank Management System. The application fails to properly sanitize user-supplied input in the Search parameter before incorporating it into SQL queries. This improper input handling (CWE-74) allows attackers to manipulate database queries, potentially leading to unauthorized data access, data manipulation, or complete database compromise.

The vulnerability is particularly concerning given the sensitive nature of blood bank data, which typically includes personal health information, blood type records, donor medical histories, and patient details. Successful exploitation could violate healthcare data protection requirements and expose personally identifiable information.

Root Cause

The root cause of this vulnerability is insufficient input validation and lack of parameterized queries in the /bbms.php file. The Search parameter accepts user input that is directly concatenated into SQL statements without proper sanitization or use of prepared statements. This classic SQL injection pattern allows attackers to escape the intended query context and execute arbitrary SQL commands against the underlying database.

Attack Vector

The attack can be initiated remotely over the network without requiring any authentication or user interaction. An attacker can craft malicious HTTP requests to the /bbms.php endpoint with specially crafted SQL payloads in the Search parameter. The vulnerability has been publicly disclosed, with technical details available through external references, increasing the risk of widespread exploitation.

The attack involves sending crafted input through the search functionality that breaks out of the intended SQL query structure. Common exploitation techniques include UNION-based injection to extract data from other tables, boolean-based blind injection to enumerate database contents, and time-based blind injection for scenarios where direct output is not visible.

Detection Methods for CVE-2025-3195

Indicators of Compromise

• Unusual SQL error messages appearing in web server logs from requests to /bbms.php
• Requests containing SQL keywords (UNION, SELECT, OR, AND, --) in the Search parameter
• Abnormal database query patterns or increased query execution times
• Unauthorized access to blood bank records or administrative functions

Detection Strategies

• Implement Web Application Firewall (WAF) rules to detect SQL injection patterns in the Search parameter
• Monitor HTTP access logs for suspicious requests to /bbms.php containing SQL metacharacters
• Configure database audit logging to detect anomalous query patterns
• Deploy intrusion detection signatures for common SQL injection payloads

Monitoring Recommendations

• Enable detailed logging for the /bbms.php endpoint and review logs for injection attempts
• Set up alerts for database errors that may indicate failed injection attempts
• Monitor for bulk data extraction patterns from the blood bank database
• Track authentication anomalies that could indicate compromised administrative accounts

How to Mitigate CVE-2025-3195

Immediate Actions Required

• Restrict network access to the Online Blood Bank Management System to trusted IP ranges
• Implement a Web Application Firewall (WAF) with SQL injection protection rules
• Disable or restrict access to the /bbms.php search functionality until patched
• Review database logs for evidence of prior exploitation

Patch Information

No official patch has been released by the vendor at the time of this analysis. Organizations using the Online Blood Bank Management System should contact the vendor for remediation guidance or consider implementing the workarounds below. For additional technical details, refer to the GitHub CVE Issue Discussion and VulDB #303149.

Workarounds

• Implement input validation to sanitize the Search parameter before processing
• Deploy a Web Application Firewall configured to block SQL injection attempts
• Use prepared statements or parameterized queries if modifying the source code
• Restrict database user permissions to limit the impact of successful injection
• Consider network segmentation to isolate the blood bank system from the internet

# Example WAF rule for ModSecurity to block SQL injection in Search parameter
SecRule ARGS:Search "@detectSQLi" \
    "id:1001,\
    phase:2,\
    deny,\
    status:403,\
    log,\
    msg:'SQL Injection Detected in Search Parameter',\
    tag:'CVE-2025-3195'"