CVE-2018-6609 in JSP Tickets
Summary
by MITRE
SQL Injection exists in the JSP Tickets 1.1 component for Joomla! via the ticketcode parameter in a ticketlist edit action, or the id parameter in a statuslist (or prioritylist) edit action.
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Analysis
by VulDB Data Team • 06/22/2025
The vulnerability identified as CVE-2018-6609 represents a critical SQL injection flaw within the JSP Tickets 1.1 component for Joomla! which exposes sensitive data and system integrity risks. This vulnerability specifically manifests through improper input validation mechanisms in the component's handling of user-supplied parameters during administrative operations. The flaw exists in the ticketlist edit functionality where the ticketcode parameter is processed without adequate sanitization, and similarly in statuslist and prioritylist edit actions where the id parameter lacks proper validation. The vulnerability resides in the component's database interaction layer where user input directly influences SQL query construction, creating an avenue for malicious actors to execute unauthorized database operations.
This SQL injection vulnerability falls under the CWE-89 category, which specifically addresses improper neutralization of special elements used in SQL commands, making it a direct instance of SQL injection attacks. The attack vector operates through the exploitation of insufficient parameter validation within the Joomla system's backend.
The operational impact of this vulnerability is severe and multifaceted, as it enables attackers to extract confidential information including user credentials, system configurations, and business data from the underlying database. Through successful exploitation, an attacker could gain unauthorized access to administrative accounts, modify or delete critical system data, and potentially establish persistent access within the compromised environment. The vulnerability's presence in the ticketlist edit functionality means that any user with access to the administrative interface could be exploited, while the statuslist and prioritylist edit actions create additional attack surfaces that could be leveraged for privilege escalation or data manipulation.
From a threat modeling perspective, this vulnerability aligns with ATT&CK technique T1071.004 for application layer protocol manipulation and T1046 for network service scanning, as attackers would typically first identify the vulnerable parameter through reconnaissance activities before executing the injection payload. The vulnerability's exploitation requires minimal privileges and can be automated through standard web application attack frameworks. Mitigation strategies should include immediate patching of the JSP Tickets 1.1 component to the latest secure version, implementation of proper input validation and parameterized queries, and deployment of web application firewalls to detect and block malicious SQL injection attempts. Additionally, administrators should conduct comprehensive security audits of all installed Joomla! extensions and implement principle of least privilege access controls to minimize potential impact from such vulnerabilities.