CVE-2006-6147 in Links Manager
Summary
by MITRE
Multiple SQL injection vulnerabilities in JiRos Links Manager allow remote attackers to execute arbitrary SQL commands via the (1) LinkID parameter to openlink.asp or the (2) CategoryID parameter to viewlinks.asp.
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Analysis
by VulDB Data Team • 10/22/2024
The vulnerability described in CVE-2006-6147 represents a critical security flaw in the JiRos Links Manager web application that exposes multiple pathways for remote attackers to perform SQL injection attacks. This vulnerability affects two distinct parameters within the application's web interface, specifically the LinkID parameter in the openlink.asp script and the CategoryID parameter in the viewlinks.asp script. These parameters are directly processed without adequate input validation or sanitization, creating exploitable entry points for malicious actors seeking to manipulate the underlying database system. The vulnerability falls under the CWE-89 category of SQL Injection, which is classified as a fundamental weakness in software applications that fail to properly sanitize user inputs before incorporating them into database queries. From an operational security perspective, this vulnerability poses significant risks to organizations using the JiRos Links Manager, as it allows attackers to execute arbitrary SQL commands against the backend database, potentially leading to complete database compromise, data exfiltration, or unauthorized access to sensitive information stored within the application's data store.
The technical implementation of this vulnerability stems from the application's failure to implement proper input validation and parameterized query construction. When the LinkID parameter is submitted to openlink.asp or the CategoryID parameter is passed to viewlinks.asp, the application directly incorporates these values into SQL query strings without proper sanitization or escaping mechanisms. This design flaw enables attackers to inject malicious SQL code that gets executed by the database engine, effectively bypassing normal access controls and authentication mechanisms. The attack vector is particularly concerning because it requires no special privileges or authentication to exploit, making it accessible to any remote attacker who can interact with the vulnerable web application. The vulnerability's impact is amplified by the fact that it affects core application functionality, as both openlink.asp and viewlinks.asp are fundamental components of the links management system that handle user requests for viewing and opening links within the application's directory structure.
The operational implications of this vulnerability extend beyond simple data theft, encompassing potential system compromise and business disruption. Successful exploitation could allow attackers to extract sensitive information including user credentials, personal data, and potentially administrative access credentials stored within the database. The vulnerability also enables attackers to modify or delete database entries, potentially corrupting the links database or removing critical information from the application. From an attacker's perspective, this vulnerability aligns with the MITRE ATT&CK framework's technique of SQL Injection, specifically targeting the execution of malicious SQL commands through web application interfaces. Organizations running vulnerable versions of JiRos Links Manager face significant exposure to data breaches, regulatory compliance violations, and potential legal consequences. The vulnerability's exploitation typically requires minimal technical skill, making it attractive to a broad range of threat actors from script kiddies to sophisticated attackers. Additionally, the impact on business operations includes potential service disruption, loss of user trust, and the need for emergency security patches and system hardening measures.
Mitigation strategies for CVE-2006-6147 must address both immediate remediation and long-term security improvements. The primary recommendation involves implementing proper input validation and parameterized queries throughout the application codebase, specifically targeting the vulnerable parameters in openlink.asp and viewlinks.asp. Organizations should immediately apply vendor patches if available or implement custom code fixes that sanitize all user inputs before incorporating them into database queries. The implementation of proper input validation should include length restrictions, character set validation, and the use of prepared statements or parameterized queries to prevent SQL injection. Additionally, organizations should deploy web application firewalls and intrusion detection systems to monitor for suspicious SQL injection patterns in network traffic. Regular security audits and penetration testing should be conducted to identify similar vulnerabilities in other application components. The vulnerability serves as a reminder of the importance of secure coding practices and the need for comprehensive security testing throughout the software development lifecycle. Organizations should also implement proper access controls and database privilege management to limit the potential impact of successful exploitation, ensuring that database accounts used by the web application have minimal required privileges to reduce the scope of potential damage from SQL injection attacks.