CVE-2006-4876 in Jupiter CMS
Summary
by MITRE
Multiple SQL injection vulnerabilities in Jupiter CMS allow remote attackers to execute arbitrary SQL commands via (1) the user name during login, or the (2) key or (3) fpwusername parameters in modules/register.
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Analysis
by VulDB Data Team • 09/20/2017
The vulnerability identified as CVE-2006-4876 represents a critical security flaw in Jupiter CMS that exposes the system to remote SQL injection attacks. This vulnerability stems from insufficient input validation and sanitization within the authentication and registration modules of the content management system. The flaw allows malicious actors to inject arbitrary SQL commands into the database query execution process, potentially leading to complete system compromise and unauthorized data access.
The technical implementation of this vulnerability occurs through three distinct attack vectors within the Jupiter CMS framework. The first vector involves the username parameter during the login process where unfiltered user input is directly incorporated into SQL queries without proper sanitization or parameterization. The second and third vectors target the key and fpwusername parameters respectively within the modules/register functionality, where similar injection flaws exist. These vulnerabilities align with CWE-89 which specifically addresses SQL injection weaknesses in software applications. The root cause lies in the improper handling of user-supplied data within database query construction, creating opportunities for attackers to manipulate the intended query execution flow.
The operational impact of this vulnerability extends far beyond simple data theft or manipulation. Remote attackers can leverage these injection points to execute arbitrary database commands, potentially gaining access to sensitive user credentials, personal information, and system configuration details. The attack surface is particularly concerning as it affects core authentication mechanisms, allowing for account takeovers, privilege escalation, and persistent access to the compromised system. According to ATT&CK framework category T1190, this vulnerability represents a network service exploitation technique that enables adversaries to gain unauthorized access to system resources. The consequences include potential data breaches, unauthorized system modifications, and the possibility of establishing backdoor access for continued compromise.
Mitigation strategies for CVE-2006-4876 require immediate implementation of proper input validation and parameterized query execution throughout the Jupiter CMS codebase. Organizations should implement prepared statements or parameterized queries to ensure that user input cannot alter the intended structure of SQL commands. Additionally, comprehensive input sanitization measures must be deployed at all entry points where user data is processed, particularly within authentication and registration modules. The implementation of web application firewalls and input validation rules can provide additional layers of protection. Regular security audits and code reviews should be conducted to identify similar vulnerabilities in other application components. System administrators must also ensure that all Jupiter CMS installations are updated to versions that address these specific SQL injection flaws, as the vulnerability represents a known weakness that has been documented and patched in subsequent releases.