CVE-2023-50071 in Customer Support System
Summary
by MITRE • 12/30/2023
Sourcecodester Customer Support System 1.0 has multiple SQL injection vulnerabilities in /customer_support/ajax.php?action=save_department via id or name.
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Analysis
by VulDB Data Team • 10/16/2024
The CVE-2023-50071 vulnerability affects the Sourcecodester Customer Support System version 1.0, specifically targeting the /customer_support/ajax.php endpoint with the save_department action. This vulnerability represents a critical security flaw that allows remote attackers to execute arbitrary SQL commands through improper input validation. The system fails to adequately sanitize user-supplied parameters, particularly the id and name fields, creating an environment where malicious actors can manipulate database queries through crafted input sequences. The vulnerability is classified as a classic SQL injection attack vector that can be exploited without authentication, making it particularly dangerous for web applications handling sensitive customer support data.
The technical implementation of this vulnerability stems from the application's failure to employ proper parameterized queries or input sanitization mechanisms when processing the id and name parameters passed to the save_department action. When these parameters are submitted through the ajax.php endpoint, the system directly incorporates them into SQL statements without adequate validation or escaping, enabling attackers to inject malicious SQL payloads. This flaw aligns with CWE-89, which specifically addresses SQL injection vulnerabilities where untrusted data is incorporated into SQL queries without proper sanitization. The attack surface is particularly concerning as the endpoint appears to be part of an administrative or user management interface, potentially allowing attackers to escalate privileges, extract sensitive data, or modify customer support records.
The operational impact of this vulnerability extends beyond simple data theft, as it can enable comprehensive database compromise and potential system infiltration. Attackers could leverage this vulnerability to access customer support tickets, user credentials, department configurations, and potentially other sensitive organizational data stored within the system. The implications are particularly severe for customer support systems that handle personal identifiable information and business-critical communications. This vulnerability can be exploited through standard web application attack methodologies, making it accessible to threat actors with moderate technical skills. The persistence of such vulnerabilities in open source systems like Sourcecodester highlights the importance of regular security audits and patch management processes in production environments.
Mitigation strategies for CVE-2023-50071 should prioritize immediate implementation of parameterized queries and input validation controls within the affected application. System administrators must ensure that all user-supplied inputs are properly escaped or parameterized before being incorporated into database operations. The recommended approach involves implementing prepared statements with bound parameters, which directly addresses the root cause of SQL injection vulnerabilities as outlined in OWASP Top Ten and NIST guidelines. Additionally, implementing proper access controls, input length restrictions, and output encoding can provide defense-in-depth measures. Organizations should also consider deploying web application firewalls and intrusion detection systems to monitor for exploitation attempts. Regular security assessments and vulnerability scanning should be conducted to identify similar issues in other components of the system, as this vulnerability demonstrates the need for comprehensive security testing in customer support and administrative interfaces. The ATT&CK framework categorizes this vulnerability under T1190 - Exploit Public-Facing Application, highlighting the importance of securing all publicly accessible endpoints in enterprise environments.