CVE-2008-4889 in Clanportal
Summary
by MITRE
SQL injection vulnerability in index.php in deV!L z Clanportal (DZCP) 1.4.9.6 and earlier allows remote attackers to execute arbitrary SQL commands via the users parameter in an addbuddy operation in a buddys action.
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Analysis
by VulDB Data Team • 11/10/2024
The CVE-2008-4889 vulnerability represents a critical sql injection flaw within the deV!L z Clanportal (DZCP) content management system version 1.4.9.6 and earlier. This vulnerability specifically targets the index.php script and manifests during the addbuddy operation within the buddys action functionality. The flaw enables remote attackers to inject malicious sql commands through the users parameter, fundamentally compromising the application's database security. The vulnerability operates at the application level and demonstrates poor input validation practices that allow attacker-controlled data to be directly incorporated into sql query execution paths.
The technical implementation of this vulnerability stems from inadequate sanitization of user input within the buddys module of DZCP. When a user attempts to add another user to their buddy list, the system processes the users parameter without proper validation or escaping mechanisms. This parameter is then directly incorporated into sql queries without appropriate sql injection prevention measures such as prepared statements or proper input sanitization. The vulnerability is classified as a classic sql injection attack vector where malicious input can manipulate the intended sql query structure to execute unauthorized database operations. According to CWE standards, this corresponds to CWE-89 sql injection, which is categorized as a high severity vulnerability in the CWE top 25 most dangerous software weaknesses.
The operational impact of CVE-2008-4889 extends beyond simple data theft, as remote attackers can execute arbitrary sql commands with the privileges of the database user account. This capability allows for complete database compromise including data extraction, modification, or deletion of sensitive user information such as member profiles, authentication credentials, and clan-related data. Attackers can potentially escalate their privileges within the database to gain full administrative control over the application's data repository. The vulnerability affects all users of DZCP versions 1.4.9.6 and earlier, making it particularly dangerous for organizations relying on this legacy system. From an attack framework perspective, this vulnerability aligns with ATT&CK technique T1071.004 application layer protocols and T1213 data from information repositories, as it enables unauthorized access to stored data through application-level exploitation.
Mitigation strategies for CVE-2008-4889 require immediate implementation of proper input validation and parameterized queries within the DZCP application codebase. The most effective approach involves upgrading to a patched version of DZCP that implements proper sql injection prevention measures, specifically utilizing prepared statements or parameterized queries for all database interactions. Organizations should also implement web application firewalls to detect and block sql injection attempts, while conducting thorough input validation to sanitize all user-supplied data. Additionally, database access should be restricted to minimal required privileges, and regular security audits should be performed to identify similar vulnerabilities within legacy applications. The vulnerability demonstrates the critical importance of input validation and proper sql query construction practices that align with secure coding standards and security frameworks such as those recommended by the owasp foundation.