CVE-2025-44192 in Simple Barangay Management System
Summary
by MITRE • 04/30/2025
SourceCodester Simple Barangay Management System v1.0 has a SQL injection vulnerability in /barangay_management/admin/?page=view_clearance.
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Analysis
by VulDB Data Team • 08/16/2025
The CVE-2025-44192 vulnerability represents a critical security flaw in the SourceCodester Simple Barangay Management System version 1.0, specifically within the administrative interface at the /barangay_management/admin/?page=view_clearance endpoint. This system, designed for managing barangay records and clearance documents, contains a SQL injection vulnerability that could allow unauthorized users to execute malicious database queries. The vulnerability stems from insufficient input validation and sanitization within the application's parameter handling mechanisms, particularly when processing user-supplied data through the clearance viewing functionality. Attackers can exploit this weakness by crafting malicious SQL commands in the input fields, potentially gaining access to sensitive database information including citizen records, administrative credentials, and other confidential barangay data.
The technical implementation of this SQL injection vulnerability occurs when the application fails to properly escape or validate user input before incorporating it into database queries. The /barangay_management/admin/?page=view_clearance endpoint likely accepts parameters that are directly concatenated into SQL statements without proper sanitization, creating an environment where attackers can manipulate the query structure. This flaw aligns with CWE-89, which specifically addresses improper neutralization of special elements used in SQL commands, and represents a classic example of how inadequate input validation can lead to database compromise. The vulnerability can be exploited through various attack vectors including union-based queries, error-based exploitation, or blind SQL injection techniques depending on the database backend and error handling configuration.
The operational impact of this vulnerability extends beyond simple data theft, as it provides attackers with potential access to sensitive citizen information and administrative controls within the barangay management system. An attacker who successfully exploits this vulnerability could extract complete database schemas, access personal identification information, view confidential clearance records, and potentially escalate privileges to gain full administrative control over the system. This represents a significant risk to privacy and governance within local government operations, as the compromised data could include personal information of residents, business records, and official documentation. The attack could lead to identity theft, fraud, and disruption of essential barangay services, while also potentially violating data protection regulations and local privacy laws that govern handling of citizen information.
Organizations should implement immediate mitigations including input validation, parameterized queries, and proper output encoding to prevent SQL injection attacks. The recommended approach involves implementing prepared statements with parameterized queries for all database interactions, which prevents malicious input from being interpreted as SQL commands. Additionally, input sanitization should be enforced at multiple layers including application-level validation, web application firewalls, and database access controls. Regular security testing including automated scanning and manual penetration testing should be conducted to identify similar vulnerabilities across the application. The system should also implement proper error handling that does not expose database structure information to end users, as detailed error messages can aid attackers in crafting more sophisticated attacks. Organizations should follow ATT&CK framework techniques such as T1190 for exploiting vulnerabilities and T1071.004 for application layer protocol traffic, ensuring comprehensive defensive measures against exploitation attempts.