CVE-2008-6471 in easyLink
Summary
by MITRE
SQL injection vulnerability in detail.php in MountainGrafix easyLink 1.1.0 allows remote attackers to execute arbitrary SQL commands via the cat parameter in a show action.
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Analysis
by VulDB Data Team • 11/04/2024
The vulnerability identified as CVE-2008-6471 represents a critical sql injection flaw within the MountainGrafix easyLink 1.1.0 web application. This vulnerability specifically targets the detail.php script and occurs when processing the cat parameter during a show action, creating an exploitable condition that enables remote attackers to manipulate database queries. The flaw stems from inadequate input validation and sanitization practices within the application's parameter handling mechanisms.
The technical implementation of this vulnerability allows attackers to inject malicious sql code through the cat parameter, which is processed without proper escaping or validation. When the application constructs sql queries using user-supplied input directly from the cat parameter, it creates an environment where attacker-controlled data can alter the intended query structure. This type of vulnerability maps directly to CWE-89, which categorizes sql injection as a fundamental weakness in input validation and data sanitization. The attack vector is particularly dangerous because it operates over remote network connections, eliminating the need for local system access and making exploitation accessible to any internet-connected attacker.
The operational impact of this vulnerability extends beyond simple data theft or manipulation. Successful exploitation can result in complete database compromise, allowing attackers to extract sensitive information, modify or delete records, and potentially escalate privileges within the application's database environment. The vulnerability affects the integrity and confidentiality of all data stored within the easyLink 1.1.0 system, including user credentials, configuration data, and potentially sensitive business information. From an adversary perspective, this vulnerability aligns with ATT&CK technique T1071.004 for application layer protocol manipulation and T1213.002 for data from information repositories, as it enables unauthorized access to database resources through application-level attacks.
Mitigation strategies for CVE-2008-6471 require immediate implementation of proper input validation and parameterized queries. Organizations should implement prepared statements or parameterized queries to ensure user input cannot alter sql command structure. Additionally, input sanitization measures including character escaping, whitelist validation, and proper data type checking should be enforced. The application should also implement proper error handling that does not expose database structure information to end users. Security monitoring should be enhanced to detect unusual query patterns and parameter combinations that may indicate exploitation attempts. System administrators should also consider implementing web application firewalls and database activity monitoring solutions to provide additional layers of protection against sql injection attacks. The vulnerability highlights the critical importance of secure coding practices and proper input validation as fundamental defense mechanisms against database-related attacks.