CVE-2018-6579 in JEXTN Reverse Auction
Summary
by MITRE
SQL Injection exists in the JEXTN Reverse Auction 3.1.0 component for Joomla! via a view=products&uid= request.
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Analysis
by VulDB Data Team • 06/16/2024
The CVE-2018-6579 vulnerability represents a critical sql injection flaw within the JEXTN Reverse Auction 3.1.0 component for Joomla installation.
The technical exploitation of this vulnerability occurs through parameter manipulation within the web application's request processing pipeline. When an attacker submits a malicious uid parameter value, the application fails to properly escape or validate the input before incorporating it into sql queries. This allows an attacker to inject malicious sql commands that can be executed within the context of the database connection. The vulnerability demonstrates characteristics consistent with CWE-89, which describes improper neutralization of special elements used in sql commands, and aligns with ATT&CK technique T1071.004 for application layer protocol manipulation. The flaw essentially creates a pathway for attackers to bypass authentication mechanisms and gain unauthorized access to sensitive database information.
The operational impact of CVE-2018-6579 extends beyond simple data theft to encompass potential system compromise and business disruption. Organizations running vulnerable Joomla! installations face risks including unauthorized access to user credentials, financial data, and sensitive business information stored in the database. Attackers can leverage this vulnerability to escalate privileges, modify existing records, or even inject malicious code into the application environment. The vulnerability can be exploited by remote attackers without requiring authentication, making it particularly dangerous for publicly accessible web applications. Additionally, the compromise of database integrity can lead to service availability issues, data corruption, and regulatory compliance violations that may result in significant financial and reputational damage.
Mitigation strategies for CVE-2018-6579 should prioritize immediate patching of the affected JEXTN Reverse Auction component to the latest secure version. Organizations must implement proper input validation and sanitization measures at all application entry points, particularly focusing on sql query construction and parameter handling. Database access controls should be reviewed and strengthened to limit the privileges of application database accounts, ensuring that they operate with minimal required permissions. Network-level protections including web application firewalls and intrusion detection systems should be deployed to monitor for suspicious request patterns. Regular security assessments and code reviews should be conducted to identify similar vulnerabilities within the application codebase, while security monitoring should include detection of sql injection attempts through log analysis and behavioral anomaly detection systems. The vulnerability highlights the importance of maintaining current security patches and implementing defense-in-depth strategies to protect against application layer attacks.