CVE-2022-2812 in Guest Management System
Summary
by MITRE • 08/15/2022
A vulnerability classified as critical was found in SourceCodester Guest Management System. This vulnerability affects unknown code of the file index.php. The manipulation of the argument username/pass leads to sql injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. VDB-206398 is the identifier assigned to this vulnerability.
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Analysis
by VulDB Data Team • 09/11/2022
The CVE-2022-2812 vulnerability represents a critical sql injection flaw within the SourceCodester Guest Management System that poses significant security risks to affected organizations. This vulnerability specifically targets the index.php file and stems from improper handling of username and password parameters during authentication processes. The flaw allows attackers to manipulate input arguments through the username/pass parameters, enabling them to execute malicious sql commands against the underlying database system. The vulnerability's critical classification indicates the potential for severe impact including data breaches, unauthorized access, and complete system compromise.
The technical implementation of this sql injection vulnerability follows established patterns where user-supplied input flows directly into sql query construction without proper sanitization or parameterization. When an attacker submits malicious input through the username or password fields, the application fails to validate or escape special sql characters, allowing attackers to inject sql commands that can manipulate database queries. This flaw operates at the application layer and specifically impacts the authentication mechanism, making it particularly dangerous as it can be exploited to bypass authentication entirely or extract sensitive information from the database. The vulnerability's remote exploitability means attackers can leverage this weakness from external networks without requiring physical access to the system.
The operational impact of CVE-2022-2812 extends beyond simple data theft to encompass complete system compromise and potential lateral movement within network environments. Successful exploitation could enable attackers to access guest management databases containing sensitive personal information, guest records, and potentially administrative credentials. According to industry standards, this vulnerability maps to CWE-89 sql injection, which is categorized under the weakness enumeration system for identifying common software security flaws. The attack vector aligns with ATT&CK technique T1190 for exploitation of remote services, making it a prime target for automated exploitation tools that scan for known sql injection vulnerabilities. Organizations utilizing the SourceCodester Guest Management System face immediate risk of data exposure, service disruption, and regulatory compliance violations.
Organizations must implement immediate mitigations to address this vulnerability including input validation, parameterized queries, and comprehensive application security reviews. The recommended approach involves implementing proper input sanitization techniques that filter or escape special sql characters in user-supplied data, along with adopting parameterized database queries that separate sql commands from data. Security patches should be applied immediately to update the SourceCodester Guest Management System to versions that address this specific vulnerability. Network segmentation and intrusion detection systems should monitor for exploitation attempts, while access controls should be reviewed to limit potential damage from successful attacks. The vulnerability's public disclosure status means that automated scanning tools likely exist to identify systems running vulnerable versions, making prompt remediation essential for maintaining operational security and regulatory compliance.