CVE-2009-3434 in Com Tupinambis
Summary
by MITRE
SQL injection vulnerability in the Tupinambis (com_tupinambis) component 1.0 for Mambo and Joomla! allows remote attackers to execute arbitrary SQL commands via the proyecto parameter in a verproyecto action to index.php.
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Analysis
by VulDB Data Team • 06/13/2025
The vulnerability identified as CVE-2009-3434 represents a critical SQL injection flaw within the Tupinambis component version 1.0 for Mambo and Joomla! platforms. This security weakness resides in the component's handling of user input through the proyecto parameter within the verproyecto action of the index.php file. The vulnerability exposes the application to remote code execution attacks where malicious actors can manipulate database queries through crafted input parameters.
This SQL injection vulnerability operates by allowing attackers to inject malicious SQL code into the application's database layer through the proyecto parameter. When the component processes this parameter without proper input validation or sanitization, the injected SQL commands execute with the privileges of the database user account. The attack vector specifically targets the verproyecto action, indicating that the vulnerability is present in the component's project viewing functionality. The flaw enables attackers to bypass authentication mechanisms, extract sensitive data, modify database content, or even gain complete control over the database server.
The operational impact of this vulnerability extends beyond simple data theft, as it can lead to complete system compromise when attackers leverage the SQL injection to escalate privileges. According to CWE-89, this represents a classic SQL injection vulnerability that allows attackers to manipulate database queries through untrusted input. The vulnerability directly aligns with ATT&CK technique T1071.004 for application layer protocol manipulation and T1566 for credential access through injection attacks. Organizations using affected Mambo or Joomla! platforms with the Tupinambis component are at significant risk of unauthorized database access, data breaches, and potential system infiltration.
Mitigation strategies for CVE-2009-3434 should prioritize immediate patching of the affected component to version 1.1 or later, which contains the necessary security fixes. System administrators should implement input validation and parameterized queries to prevent similar vulnerabilities in other components. Additionally, network segmentation and database access controls should be enforced to limit the potential impact of successful exploitation. Regular security audits and web application firewalls should be deployed to detect and prevent exploitation attempts. The vulnerability demonstrates the critical importance of keeping content management systems and third-party components updated, as unpatched vulnerabilities like this one can remain exploitable for extended periods without proper security maintenance protocols.