CVE-2022-36722 in Library Management System
Summary
by MITRE • 08/19/2022
Library Management System v1.0 was discovered to contain a SQL injection vulnerability via the title parameter at /librarian/history.php.
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Analysis
by VulDB Data Team • 09/18/2022
The vulnerability identified as CVE-2022-36722 represents a critical security flaw within the Library Management System version 1.0 that exposes the application to unauthorized data access and potential system compromise. This issue manifests through a SQL injection vulnerability that specifically targets the title parameter within the /librarian/history.php endpoint, creating a significant attack surface for malicious actors seeking to exploit the system's database infrastructure. The vulnerability stems from inadequate input validation and sanitization practices within the application's codebase, allowing attackers to manipulate database queries through crafted malicious input.
The technical implementation of this SQL injection flaw occurs when the application processes user-supplied data without proper parameterization or filtering mechanisms. When a user submits data through the title parameter, the system directly incorporates this input into SQL query construction without adequate sanitization, enabling attackers to inject malicious SQL code that can manipulate the database structure or extract sensitive information. This vulnerability falls under the CWE-89 category of SQL Injection, which is classified as a high-risk vulnerability due to its potential for data breaches, unauthorized access, and system compromise. The attack vector specifically targets the librarian module's history functionality, suggesting that the vulnerability exists within the application's administrative interface where privileged users interact with system data.
The operational impact of this vulnerability extends beyond simple data theft, as it provides attackers with the capability to perform unauthorized database operations including data modification, deletion, and extraction of confidential information. An attacker could potentially escalate privileges, access user credentials, or even gain deeper system access through this vulnerability. The implications are particularly severe given that this affects a library management system which likely contains sensitive patron information, book records, and administrative data. According to ATT&CK framework, this vulnerability maps to T1190 - Exploit Public-Facing Application, where attackers can leverage the system's exposed interface to gain unauthorized access to backend databases. The vulnerability also aligns with T1071.005 - Application Layer Protocol: Web Protocols, as it exploits the web application's HTTP interface to execute malicious SQL commands.
Mitigation strategies for CVE-2022-36722 should prioritize immediate implementation of parameterized queries and input validation controls to prevent malicious SQL code injection. Organizations should implement proper database access controls and employ web application firewalls to detect and block suspicious SQL injection attempts. The system requires comprehensive code review to address all potential injection points, not just the identified title parameter vulnerability. Security patches should be applied immediately to update the library management system to a version that properly sanitizes all user inputs and implements robust SQL query parameterization. Additionally, implementing database activity monitoring and access logging can help detect exploitation attempts and provide forensic evidence for security incident response. Regular security testing including automated vulnerability scanning and manual penetration testing should be conducted to identify and remediate similar vulnerabilities across the entire application stack. The remediation process must also include proper security training for developers to prevent similar injection vulnerabilities in future code development cycles, ensuring adherence to secure coding practices and input validation standards.