CVE-2023-40970 in Library Management Systems
Summary
by MITRE • 09/01/2023
Senayan Library Management Systems SLIMS 9 Bulian v 9.6.1 is vulnerable to SQL Injection via admin/modules/circulation/loan_rules.php.
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Analysis
by VulDB Data Team • 01/30/2026
The vulnerability identified as CVE-2023-40970 affects Senayan Library Management Systems SLIMS version 9.6.1, specifically targeting the admin/modules/circulation/loan_rules.php component. This represents a critical security flaw that allows unauthorized users to manipulate database queries through malicious input. The vulnerability stems from insufficient input validation and sanitization within the loan rules management functionality, which is a core component of the library management system's circulation module. Attackers can exploit this weakness to execute arbitrary SQL commands against the underlying database, potentially gaining full access to sensitive library data including patron information, borrowing records, and system configurations.
The technical implementation of this SQL injection vulnerability occurs when user-supplied parameters are directly incorporated into SQL query construction without proper sanitization or parameterization. The loan_rules.php file likely processes user inputs related to loan duration, renewal policies, or borrowing restrictions, where malicious actors can inject SQL payload through form fields or API parameters. This flaw aligns with CWE-89, which categorizes SQL injection as a code injection vulnerability that occurs when untrusted data is embedded into SQL queries without proper escaping or parameterization. The vulnerability can be exploited through various attack vectors including GET parameters, POST data, or even HTTP headers, making it particularly dangerous as it can be triggered through multiple entry points within the web application.
The operational impact of this vulnerability is severe and multifaceted, potentially affecting the confidentiality, integrity, and availability of library management systems. Successful exploitation could lead to complete database compromise, allowing attackers to extract all patron records, borrowing histories, and system configurations. The attack surface extends beyond simple data theft to include potential privilege escalation, where attackers might gain administrative access to the SLIMS system. This vulnerability also creates risks for data integrity as malicious actors could modify or delete loan rules, potentially causing operational disruptions in library circulation processes. Additionally, the exposure of sensitive patron information through database compromise could result in regulatory violations under data protection laws and significant reputational damage to the library institution.
Security mitigations for this vulnerability should prioritize immediate patching of the affected SLIMS version to address the SQL injection flaw in the loan_rules.php component. Organizations should implement proper input validation and parameterized queries throughout the application to prevent similar vulnerabilities in other modules. Network segmentation and web application firewalls can provide additional defense-in-depth measures to detect and block malicious SQL injection attempts. The implementation of principle of least privilege should be enforced, ensuring that database accounts used by the application have minimal required permissions. Regular security assessments including automated vulnerability scanning and manual penetration testing should be conducted to identify and remediate similar issues across the entire SLIMS deployment. This vulnerability also highlights the importance of maintaining up-to-date software versions and following secure coding practices as outlined in the OWASP Top Ten and NIST cybersecurity frameworks. The attack pattern aligns with ATT&CK technique T1190, which describes the exploitation of vulnerabilities to gain access to systems, making this a critical priority for security teams to address immediately through both immediate remediation and long-term security process improvements.