CVE-2022-36711 in Library Management System
Summary
by MITRE • 08/30/2022
Library Management System v1.0 was discovered to contain a SQL injection vulnerability via the id parameter at /staff/bookdetails.php.
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Analysis
by VulDB Data Team • 10/09/2022
The vulnerability identified as CVE-2022-36711 affects the Library Management System version 1.0, specifically targeting the staff module's book details functionality. This SQL injection flaw exists within the bookdetails.php script where the application fails to properly sanitize user input passed through the id parameter. The vulnerability represents a critical security weakness that allows malicious actors to manipulate database queries and potentially gain unauthorized access to sensitive information. The issue stems from improper input validation and parameter handling within the web application's backend processing logic.
This vulnerability falls under CWE-89 which specifically addresses SQL injection flaws in software applications. The attack vector exploits the lack of proper input sanitization mechanisms that should validate and escape user-provided data before incorporating it into database queries. When an attacker submits malicious input through the id parameter, the application directly incorporates this unvalidated data into SQL statements without appropriate filtering or encoding measures. The vulnerability demonstrates poor secure coding practices and inadequate defense-in-depth strategies within the application's data handling processes.
The operational impact of this vulnerability extends beyond simple data theft, potentially allowing attackers to execute arbitrary database commands, extract confidential information, modify or delete records, and in severe cases potentially escalate privileges within the database system. Attackers could leverage this weakness to access patron records, book inventory details, staff information, or other sensitive data stored within the library management system's database. The vulnerability also creates opportunities for attackers to perform unauthorized administrative actions, potentially leading to complete system compromise and data exfiltration.
Mitigation strategies should include implementing proper input validation and parameterized queries to prevent SQL injection attacks. The application should employ prepared statements or parameterized queries throughout all database interactions to ensure user input cannot alter the intended query structure. Additionally, input sanitization measures should be implemented at multiple layers including application-level validation, output encoding, and proper error handling that prevents information leakage. Security patches should be applied immediately to update the library management system to a version that addresses this vulnerability, while implementing web application firewalls and monitoring systems to detect and prevent exploitation attempts. The remediation process should also include comprehensive security testing and code review practices to identify and address similar vulnerabilities within the application's codebase.