CVE-2006-6370 in Invision Gallery
Summary
by MITRE
SQL injection vulnerability in forum/modules/gallery/post.php in Invision Gallery 2.0.7 allows remote attackers to cause a denial of service and possibly have other impacts, as demonstrated using a "SELECT BENCHMARK" statement in the img parameter in a doaddcomment operation in index.php.
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Analysis
by VulDB Data Team • 10/06/2017
The vulnerability identified as CVE-2006-6370 represents a critical SQL injection flaw within the Invision Gallery 2.0.7 content management system specifically affecting the forum/modules/gallery/post.php component. This vulnerability manifests when the application fails to properly sanitize user input passed through the img parameter during the doaddcomment operation in index.php, creating an avenue for malicious actors to manipulate database queries. The flaw operates at the application layer and demonstrates how insufficient input validation can lead to severe security implications beyond simple data theft.
The technical exploitation of this vulnerability leverages the SQL injection vector through the img parameter which is processed without adequate sanitization or parameterization. When attackers submit malicious SQL statements such as SELECT BENCHMARK within the img parameter, the application directly incorporates this input into database queries without proper escaping or validation mechanisms. This particular implementation allows for both denial of service conditions and potentially more severe impacts including unauthorized data access or modification, as demonstrated by the specific attack vector using BENCHMARK function which can consume significant system resources and cause performance degradation.
From an operational impact perspective, this vulnerability creates multiple attack surfaces that can be exploited by remote threat actors without requiring authentication or privileged access. The denial of service component specifically targets system resources through resource-intensive SQL operations that can overwhelm database servers and render the gallery application unavailable to legitimate users. The potential for additional impacts extends beyond simple service disruption to include data integrity compromise and unauthorized access to sensitive information stored within the database. This vulnerability particularly affects web applications that rely on user-generated content processing and demonstrates the critical importance of input validation in database interaction points.
Security professionals should address this vulnerability through immediate patching of the Invision Gallery 2.0.7 application to the latest available version that includes proper input sanitization and parameterized query implementations. The recommended mitigation strategies include implementing proper input validation mechanisms, utilizing parameterized queries or prepared statements, and conducting thorough code reviews to identify similar patterns throughout the application codebase. This vulnerability aligns with CWE-89 which categorizes SQL injection flaws and reflects the broader ATT&CK technique of command and control through database manipulation. Organizations should also implement web application firewalls and intrusion detection systems to monitor for suspicious SQL injection patterns and ensure proper database access controls are maintained to limit potential damage from successful exploitation attempts.