CVE-2009-2392 in Virtue Online Test Generator
Summary
by MITRE
SQL injection vulnerability in text.php in Virtuenetz Virtue Online Test Generator allows remote attackers to execute arbitrary SQL commands via the tid parameter.
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Analysis
by VulDB Data Team • 12/02/2024
The vulnerability identified as CVE-2009-2392 represents a critical SQL injection flaw within the Virtuenetz Virtue Online Test Generator application, specifically affecting the text.php script. This vulnerability exposes the system to remote code execution risks through improper input validation mechanisms that fail to adequately sanitize user-supplied data. The affected parameter tid, which processes test identifiers, serves as the primary attack vector for malicious actors seeking to manipulate the underlying database operations. The flaw resides in the application's inability to properly escape or validate input parameters before incorporating them into SQL query structures, creating an exploitable condition that directly compromises database integrity and system security.
This vulnerability maps directly to CWE-89, which defines SQL injection as the insertion of malicious SQL code into input fields for execution by the database management system. The attack surface is particularly concerning as it allows remote adversaries to execute arbitrary SQL commands without requiring authentication or privileged access to the system. The operational impact extends beyond simple data theft, potentially enabling full database compromise, data manipulation, unauthorized access to sensitive information, and in severe cases, complete system takeover. The vulnerability's remote exploitability means that attackers can leverage this weakness from any location, making it particularly dangerous in web-facing applications where the attack surface is inherently exposed to internet traffic.
The technical exploitation of this vulnerability requires minimal prerequisites and can be executed through standard web application penetration testing methodologies. Attackers typically construct malicious SQL payloads targeting the tid parameter in the text.php script, which when processed by the vulnerable application, results in unintended database operations. The attack chain involves crafting SQL injection payloads that bypass input validation mechanisms, leveraging the application's failure to implement proper parameterized queries or input sanitization. This vulnerability aligns with ATT&CK technique T1190, which describes the exploitation of vulnerabilities in web applications through SQL injection attacks. The lack of proper input validation creates a persistent threat vector that remains active until the underlying code is properly patched and validated.
Organizations utilizing the Virtuenetz Virtue Online Test Generator must implement immediate mitigations to address this vulnerability. The primary solution involves implementing proper parameterized queries or prepared statements to ensure that user input cannot be interpreted as SQL commands. Input validation and sanitization measures should be strengthened to reject or escape potentially malicious characters before processing. Additionally, the application should employ proper error handling that does not expose database structure information to end users. Security monitoring should be enhanced to detect unusual database access patterns that may indicate exploitation attempts. Regular security assessments and code reviews should be conducted to identify similar vulnerabilities in other application components, while maintaining updated security patches for all system components to prevent similar issues from emerging in the future.