CVE-2019-25443 in inventory-webapp
Summary
by MITRE • 02/22/2026
Inventory Webapp contains an SQL injection vulnerability that allows unauthenticated attackers to manipulate database queries by injecting SQL code through GET parameters. Attackers can supply malicious SQL payloads in the name, description, quantity, or cat_id parameters to add-item.php to execute arbitrary database commands.
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Analysis
by VulDB Data Team • 02/22/2026
The vulnerability identified as CVE-2019-25443 represents a critical SQL injection flaw within the Inventory Webapp application that exposes sensitive database operations to unauthorized manipulation. This vulnerability specifically affects the add-item.php endpoint where the application fails to properly sanitize user input parameters, creating an attack surface that allows unauthenticated adversaries to inject malicious SQL code directly through HTTP GET requests. The flaw manifests when attackers manipulate the name, description, quantity, or cat_id parameters, which are all processed without adequate input validation or parameterization mechanisms. The vulnerability falls under CWE-89 which categorizes SQL injection as a persistent weakness in applications that improperly handle user-supplied data in database queries. This weakness enables attackers to bypass authentication mechanisms and gain unauthorized access to database resources through the application's web interface.
The technical exploitation of this vulnerability occurs through the manipulation of GET parameters in the add-item.php endpoint, where the application directly incorporates user-supplied values into SQL query construction without proper sanitization or parameterization. When an attacker submits malicious payloads through the name, description, quantity, or cat_id parameters, the application processes these inputs as part of the SQL command execution, allowing for arbitrary database command injection. This flaw can be leveraged to perform unauthorized data access, modification, or deletion operations, potentially leading to complete database compromise. The vulnerability's impact extends beyond simple data theft as it can enable attackers to escalate privileges, extract sensitive information, or even establish persistent access through database backdoors. The lack of authentication requirements for exploitation makes this vulnerability particularly dangerous as it requires no prior access credentials to attempt exploitation.
The operational impact of CVE-2019-25443 is severe and multifaceted, affecting both the confidentiality and integrity of the application's underlying database infrastructure. Attackers can exploit this vulnerability to extract sensitive information including user credentials, inventory data, and potentially system configuration details stored within the database. The vulnerability also enables attackers to modify or delete inventory records, potentially causing operational disruption and financial loss through data manipulation. Additionally, successful exploitation can provide attackers with a foothold for further attacks within the network infrastructure, as database credentials and system information can be used for lateral movement. The vulnerability's presence in a web application interface means that exploitation can occur from any location with internet access, making it particularly challenging to monitor and protect against. According to ATT&CK framework, this vulnerability maps to T1190 - Exploit Public-Facing Application, where adversaries target web applications to gain initial access and establish persistence.
Mitigation strategies for CVE-2019-25443 must focus on implementing robust input validation and parameterized query execution throughout the application's codebase. The primary defense mechanism involves adopting prepared statements or parameterized queries for all database interactions, ensuring that user-supplied inputs are properly escaped and treated as literal values rather than executable code. Input validation should be implemented at multiple layers including client-side and server-side to prevent malicious payloads from reaching the database layer. Additionally, implementing proper authentication mechanisms for administrative functions and limiting database privileges for application accounts can significantly reduce the potential impact of successful exploitation. The application should also implement proper error handling to prevent information disclosure that could aid attackers in understanding the database structure. Network-level protections such as web application firewalls and intrusion detection systems can provide additional monitoring capabilities to detect and block suspicious SQL injection attempts. Regular security assessments and code reviews should be conducted to identify similar vulnerabilities in other application components and ensure that the application follows secure coding practices as outlined in OWASP Top Ten and NIST cybersecurity guidelines.