CVE-2023-1963 in Bank Locker Management System
Summary
by MITRE • 04/09/2023
A vulnerability was found in PHPGurukul Bank Locker Management System 1.0. It has been rated as critical. This issue affects some unknown processing of the file index.php of the component Search. The manipulation of the argument searchinput leads to sql injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-225359.
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Analysis
by VulDB Data Team • 04/26/2023
The vulnerability identified as CVE-2023-1963 represents a critical sql injection flaw within the PHPGurukul Bank Locker Management System version 1.0. This system, designed for managing bank locker services, contains a fundamental security weakness that allows attackers to manipulate database operations through the search functionality. The vulnerability specifically resides in the index.php file within the Search component where the searchinput parameter is processed without adequate sanitization or validation. The attack vector is remotely exploitable, meaning that malicious actors can initiate the attack from outside the local network without requiring physical access or prior authentication to the system. This remote exploitability significantly increases the attack surface and potential impact of the vulnerability.
The technical flaw stems from improper input handling where the searchinput argument is directly incorporated into sql query constructions without appropriate parameterization or input filtering mechanisms. This classic sql injection vulnerability allows an attacker to inject malicious sql code that can manipulate the database queries executed by the application. The vulnerability's classification as critical indicates that it can lead to complete system compromise, data theft, unauthorized access to sensitive customer information, and potential modification or deletion of critical database records. The disclosed exploit means that security researchers and malicious actors alike have access to working attack code that can be immediately deployed against vulnerable systems.
The operational impact of this vulnerability extends beyond simple data theft to encompass potential financial fraud, regulatory compliance violations, and severe reputational damage for financial institutions using this software. Attackers could potentially extract customer banking information, account details, locker usage records, and other sensitive data stored within the database. The vulnerability affects the core search functionality of the application, which is likely frequently used by both legitimate users and attackers seeking to exploit the system. Given that the exploit is publicly available and actively being used, organizations running this version of the Bank Locker Management System face an immediate and significant security risk.
Security mitigation strategies should prioritize immediate remediation through the application of official patches or updates from the software vendor. Organizations should implement input validation and parameterized queries to prevent sql injection attacks, following established security frameworks such as those referenced in CWE-89 for sql injection vulnerabilities. Network segmentation and web application firewalls can provide additional layers of protection while permanent fixes are implemented. The vulnerability aligns with ATT&CK technique T1190 for exploitation of remote services and T1071.004 for application layer protocol usage. Regular security assessments, input sanitization practices, and adherence to secure coding standards including those defined in OWASP Top Ten should be implemented to prevent similar vulnerabilities in future development cycles. Organizations must also conduct thorough vulnerability scanning and penetration testing to identify and remediate any related issues within their deployed systems.