CVE-2022-30843 in room-rent-portal-site
Summary
by MITRE • 05/24/2022
Room-rent-portal-site v1.0 is vulnerable to SQL Injection via /rrps/classes/Master.php?f=delete_category, id.
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Analysis
by VulDB Data Team • 05/29/2022
The vulnerability identified as CVE-2022-30843 affects the Room-rent-portal-site version 1.0 application, specifically targeting the /rrps/classes/Master.php endpoint with the delete_category function. This represents a critical security flaw that allows unauthorized users to execute malicious SQL commands against the underlying database. The vulnerability manifests when the application fails to properly sanitize user input parameters, particularly the 'id' parameter used in the delete_category functionality. Attackers can exploit this weakness by crafting malicious SQL payloads that bypass authentication mechanisms and gain unauthorized access to sensitive data within the database. The flaw falls under the category of improper input validation and demonstrates a classic SQL injection vulnerability pattern that has been consistently identified as one of the most dangerous web application security risks.
The technical implementation of this vulnerability stems from the application's failure to implement proper parameterized queries or input sanitization techniques when processing the delete_category request. When a user attempts to delete a category through the web interface, the application accepts the 'id' parameter directly from the HTTP request without adequate validation or escaping. This allows attackers to inject malicious SQL code that gets executed within the database context, potentially leading to data extraction, modification, or deletion. The vulnerability specifically targets the Master.php file which serves as a central controller for various administrative functions, making it a prime target for exploitation. According to CWE-89, this vulnerability maps directly to the CWE-89 category of SQL Injection, which is classified as a high-risk weakness due to its potential for data compromise and system exploitation.
The operational impact of this vulnerability extends beyond simple data theft to encompass complete system compromise and unauthorized administrative access. An attacker who successfully exploits this vulnerability can gain access to all database records, including user credentials, personal information, and business-critical data. The implications are particularly severe for a room rental portal which likely handles sensitive user information such as personal details, payment data, and rental agreements. The vulnerability could enable attackers to manipulate the entire category management system, delete critical records, or even escalate privileges to gain full administrative control over the application. From an attacker's perspective, this vulnerability aligns with ATT&CK technique T1071.004 for Application Layer Protocol and T1190 for Exploit Public-Facing Application, representing a common attack vector for initial access and privilege escalation in web application environments.
Mitigation strategies for this vulnerability must address both immediate remediation and long-term security hardening measures. The primary fix involves implementing proper parameterized queries or prepared statements throughout the application codebase, particularly in the Master.php file where the vulnerable delete_category function resides. Input validation should be strengthened to reject any malformed or suspicious input patterns that could indicate SQL injection attempts. Additionally, implementing proper access controls and authentication mechanisms will help limit the potential damage from successful exploitation attempts. Organizations should also consider implementing web application firewalls and intrusion detection systems to monitor for suspicious SQL injection patterns. Regular security testing including automated scanning and manual penetration testing should be conducted to identify similar vulnerabilities throughout the application. The remediation efforts should follow industry standards such as OWASP Top Ten recommendations and NIST guidelines for secure coding practices to ensure comprehensive protection against SQL injection threats and similar vulnerabilities.