CVE-2022-2680 in Church Management System
Summary
by MITRE • 08/06/2022
A vulnerability classified as critical has been found in SourceCodester Church Management System 1.0. Affected is an unknown function of the file /login.php. The manipulation of the argument username with the input ' OR (SELECT 7064 FROM(SELECT COUNT(*),CONCAT(0x71627a7671,(SELECT (ELT(7064=7064,1))),0x716b707871,FLOOR(RAND(0)*2))x FROM INFORMATION_SCHEMA.PLUGINS GROUP BY x)a)-- jURL leads to sql injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-205668.
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Analysis
by VulDB Data Team • 08/30/2022
This critical sql injection vulnerability exists in the SourceCodester Church Management System version 1.0, specifically within the login.php file where the username parameter is processed without adequate input validation or sanitization. The attack vector exploits a flaw in how user input is handled during authentication, allowing malicious actors to inject crafted sql commands that can manipulate the database queries executed by the application. The vulnerability is particularly dangerous because it operates through the authentication mechanism, potentially enabling unauthorized access to the system's backend database and sensitive user information.
The technical exploitation occurs through a sophisticated sql injection payload that leverages the mysql information_schema to extract data through error-based techniques. The payload ' OR (SELECT 7064 FROM(SELECT COUNT(),CONCAT(0x71627a7671,(SELECT (ELT(7064=7064,1))),0x716b707871,FLOOR(RAND(0)2))x FROM INFORMATION_SCHEMA.PLUGINS GROUP BY x)a)-- jURL demonstrates the use of error-based sql injection methods where the application's response reveals database information through carefully constructed queries that force mysql to generate specific error messages containing the desired data. This technique falls under the category of error-based sql injection as defined by cwe-643 and aligns with attack patterns documented in the mitre att&ck framework under the credential access and persistence tactics.
The remote exploitation capability of this vulnerability presents significant operational risks to church management systems that rely on this software for storing sensitive data including member information, financial records, and administrative details. Attackers can potentially extract user credentials, personal information, and system configuration data without requiring physical access or legitimate authentication. The disclosed exploit status means that threat actors can readily implement this attack without requiring advanced technical knowledge, making the vulnerability particularly dangerous for organizations that have not yet patched the system.
Organizations utilizing this software should immediately implement multiple layers of mitigation including input validation, parameterized queries, and web application firewalls to prevent sql injection attacks. The vulnerability demonstrates the critical importance of proper input sanitization and the need for regular security assessments of web applications. System administrators should also implement network segmentation and monitor database access logs for suspicious activity. The vulnerability highlights the necessity of keeping all software components updated and following secure coding practices that prevent sql injection through proper query construction and input handling mechanisms. This case represents a typical scenario where basic security controls fail to prevent data breaches, emphasizing the importance of comprehensive security frameworks and regular vulnerability assessments.