CVE-2022-40887 in Student Result Management System
Summary
by MITRE • 09/29/2022
SourceCodester Best Student Result Management System 1.0 is vulnerable to SQL Injection.
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Analysis
by VulDB Data Team • 10/26/2022
The CVE-2022-40887 vulnerability affects the SourceCodester Best Student Result Management System version 1.0, exposing it to SQL injection attacks that can compromise the underlying database infrastructure. This vulnerability represents a critical security flaw that allows unauthorized attackers to manipulate database queries through malicious input, potentially leading to data theft, system compromise, and unauthorized access to sensitive educational information. The system's failure to properly sanitize user inputs creates an exploitable condition where attacker-controlled data can be interpreted as part of the SQL command rather than as literal values.
The technical implementation of this vulnerability stems from inadequate input validation and parameter sanitization within the application's database interaction components. When users submit data through various interface elements, the system fails to properly escape or parameterize these inputs before incorporating them into SQL queries. This weakness enables attackers to inject malicious SQL code that can manipulate database operations, potentially allowing them to extract, modify, or delete sensitive student records, academic performance data, and personal information stored within the system. The vulnerability aligns with CWE-89, which specifically addresses SQL injection flaws where untrusted data is incorporated into SQL commands without proper sanitization.
The operational impact of this vulnerability extends beyond simple data compromise, as it can enable attackers to escalate privileges within the database environment and potentially gain broader system access. Educational institutions using this software face significant risks including student privacy violations, academic record tampering, and potential regulatory compliance breaches under data protection laws such as GDPR or FERPA. The vulnerability's exploitation can result in complete database enumeration, allowing attackers to map the entire database structure and identify sensitive tables containing student personal information, grades, attendance records, and administrative data. This exposure creates opportunities for identity theft, academic fraud, and unauthorized access to institutional resources.
Mitigation strategies for CVE-2022-40887 should prioritize immediate implementation of parameterized queries and prepared statements to prevent malicious SQL code execution. Organizations should implement comprehensive input validation at multiple layers including application-level filtering, database-level access controls, and web application firewalls to detect and block suspicious query patterns. The recommended approach includes adopting secure coding practices that follow the principle of least privilege for database connections and implementing proper error handling that does not expose database structure information to end users. Additionally, regular security assessments, penetration testing, and vulnerability scanning should be conducted to identify similar weaknesses in the application's codebase, with remediation efforts aligned with industry standards such as those outlined in the OWASP Top Ten and NIST cybersecurity frameworks. The vulnerability also highlights the importance of maintaining up-to-date software versions and applying security patches promptly to address known weaknesses in legacy systems.