CVE-2008-2907 in WebChamado
Summary
by MITRE
SQL injection vulnerability in admin/index.php in WebChamado 1.1, when magic_quotes_gpc is disabled, allows remote attackers to execute arbitrary SQL commands via the eml parameter.
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Analysis
by VulDB Data Team • 10/28/2024
The vulnerability described in CVE-2008-2907 represents a critical SQL injection flaw within the WebChamado 1.1 web application administration interface. This vulnerability specifically targets the admin/index.php script where user input is improperly handled, creating an exploitable condition that can be leveraged by remote attackers to gain unauthorized access to the underlying database system. The flaw occurs exclusively when the PHP configuration parameter magic_quotes_gpc is disabled, which removes the automatic escaping of special characters in GET, POST, and COOKIE data, leaving the application vulnerable to malicious input manipulation.
The technical execution of this vulnerability relies on the eml parameter within the admin/index.php script, which accepts user-supplied input without proper sanitization or validation. When magic_quotes_gpc is disabled, attackers can inject malicious SQL code directly through this parameter, bypassing normal input validation mechanisms that would otherwise prevent such attacks. This weakness falls under the CWE-89 category of SQL Injection, which is classified as a high-risk vulnerability that can lead to complete database compromise, data theft, or unauthorized system access. The vulnerability demonstrates poor input handling practices and inadequate data sanitization that violates fundamental secure coding principles.
The operational impact of this vulnerability extends beyond simple data theft, as it provides attackers with the capability to execute arbitrary SQL commands on the database server. This can result in unauthorized access to sensitive information, modification or deletion of critical database records, and potentially full system compromise. Attackers can exploit this vulnerability to escalate privileges, create backdoors, or extract confidential data from the WebChamado application's database, which may contain user credentials, personal information, or business-critical data. The vulnerability is particularly dangerous in environments where the database contains sensitive information and where the application lacks proper access controls or database-level security measures.
Mitigation strategies for this vulnerability should focus on implementing proper input validation and sanitization mechanisms, ensuring that magic_quotes_gpc is properly configured or that alternative protection measures are implemented. The recommended approach includes implementing parameterized queries or prepared statements to separate SQL code from data, which is the primary defense against SQL injection attacks according to the OWASP Top Ten security framework. Additionally, organizations should implement proper input validation, output encoding, and least privilege access controls to minimize the potential impact of such vulnerabilities. The ATT&CK framework categorizes this type of vulnerability under the T1190 technique of Exploit Public-Facing Application, emphasizing the need for proper application hardening and regular security assessments to identify and remediate similar weaknesses in web applications.