CVE-2004-1413 in eSupport
Summary
by MITRE
Multiple SQL injection vulnerabilities in Kayako eSupport 2.x allow remote attackers to execute arbitrary SQL commands via the (1) subcat, (2) rate, (3) questiondetails, (4) ticketkey22, (5) email22 parameters to index.php, or (6) the e-mail field of the Forgot Key feature.
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Analysis
by VulDB Data Team • 03/24/2025
The CVE-2004-1413 vulnerability represents a critical SQL injection flaw affecting Kayako eSupport 2.x software versions, demonstrating a fundamental weakness in input validation and database interaction handling. This vulnerability stems from inadequate sanitization of user-supplied data passed through various parameters within the application's web interface, creating exploitable entry points for malicious actors to manipulate the underlying database infrastructure.
The technical implementation of this vulnerability occurs through multiple attack vectors within the index.php script and the Forgot Key functionality. Attackers can exploit the subcat, rate, questiondetails, ticketkey22, and email22 parameters to inject malicious SQL code directly into the database query execution chain. These parameters are processed without proper input filtering or parameterized query construction, allowing attackers to craft SQL commands that bypass authentication mechanisms and gain unauthorized access to sensitive data. The vulnerability specifically targets the application's database interaction layer where user inputs are concatenated directly into SQL statements rather than being properly escaped or parameterized.
The operational impact of this vulnerability extends beyond simple data theft, as successful exploitation can result in complete database compromise, unauthorized user account access, and potential system takeover. Attackers can execute arbitrary SQL commands to extract confidential information such as user credentials, personal data, and support ticket contents. The vulnerability's scope is particularly concerning as it affects core functionality of the eSupport system, including ticket management, user authentication, and knowledge base operations. According to CWE classification, this represents a CWE-89: Improper Neutralization of Special Elements used in an SQL Command, which is a well-documented weakness in database security practices. The attack surface is broad due to multiple entry points, making the vulnerability particularly dangerous for organizations relying on this support ticketing system.
Mitigation strategies for CVE-2004-1413 should prioritize immediate implementation of input validation and parameterized queries across all affected parameters. Organizations must ensure that all user inputs are properly sanitized and that database interactions utilize prepared statements or parameterized queries to prevent SQL injection exploitation. The remediation process should include comprehensive code review to identify and address all similar vulnerabilities throughout the application's codebase, following secure coding practices outlined in OWASP Top Ten and NIST guidelines. Additionally, implementing proper access controls, database activity monitoring, and regular security assessments can help detect and prevent exploitation attempts. The vulnerability aligns with ATT&CK technique T1190: Exploit Public-Facing Application, highlighting the importance of securing web applications and implementing proper input validation as a fundamental security control. Organizations should also consider implementing web application firewalls and database activity monitoring solutions to provide additional layers of protection against similar attacks.