CVE-2022-2847 in Guest Management System
Summary
by MITRE • 08/16/2022
A vulnerability, which was classified as critical, has been found in SourceCodester Guest Management System. This issue affects some unknown processing of the file /guestmanagement/front.php. The manipulation of the argument rid leads to sql injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-206489 was assigned to this vulnerability.
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Analysis
by VulDB Data Team • 09/17/2022
The vulnerability identified as CVE-2022-2847 represents a critical sql injection flaw within the SourceCodester Guest Management System, demonstrating a fundamental weakness in input validation and data handling processes. This vulnerability resides in the processing logic of the /guestmanagement/front.php file where the rid parameter is improperly handled, creating an avenue for malicious actors to manipulate database operations through crafted input. The flaw specifically manifests when the system processes the rid argument without adequate sanitization or parameterization, allowing attackers to inject malicious sql commands that can be executed within the database context. The vulnerability's classification as critical underscores its potential for severe impact, as sql injection attacks can lead to complete database compromise, data exfiltration, and unauthorized access to sensitive information stored within the system.
The technical exploitation of this vulnerability occurs through remote attack vectors, enabling threat actors to leverage the unprotected rid parameter to execute arbitrary sql commands against the backend database. This remote exploit capability significantly broadens the attack surface, as attackers do not require physical access to the system or network proximity to initiate the malicious payload. The disclosed exploit code referenced as VDB-206489 provides a concrete example of how the vulnerability can be weaponized, potentially allowing attackers to enumerate database schemas, extract user credentials, modify or delete records, and ultimately gain persistence within the affected environment. The nature of this flaw aligns with CWE-89, which specifically addresses sql injection vulnerabilities where untrusted data is incorporated into sql commands without proper validation or escaping mechanisms.
The operational impact of this vulnerability extends beyond immediate data compromise, as it can facilitate broader lateral movement within network environments and enable attackers to establish persistent access points. Organizations utilizing the affected Guest Management System face significant risks including unauthorized data access, potential regulatory compliance violations, and reputational damage from data breaches. The vulnerability's public disclosure status means that threat actors can readily access exploitation techniques, increasing the likelihood of successful attacks against unpatched systems. This scenario exemplifies the importance of timely vulnerability remediation and proper input validation practices within web applications. The attack pattern associated with this vulnerability corresponds to ATT&CK technique T1071.004, which involves application layer protocol manipulation to exploit sql injection vulnerabilities.
Mitigation strategies for CVE-2022-2847 should prioritize immediate patch deployment from the software vendor, while implementing additional defensive measures such as web application firewalls, input validation, and parameterized queries to prevent similar vulnerabilities from emerging in the future. Organizations should also conduct comprehensive vulnerability assessments to identify other potential sql injection points within their applications and establish robust security monitoring protocols to detect anomalous database access patterns. The remediation process must include thorough code reviews focusing on sql query construction, implementation of proper input sanitization techniques, and adherence to secure coding practices that align with industry standards such as OWASP Top Ten and NIST cybersecurity guidelines. Regular security testing including penetration testing and automated vulnerability scanning should be implemented to maintain ongoing protection against similar sql injection threats.