CVE-2016-1000113 in Huge-IT
Summary
by MITRE
XSS and SQLi in huge IT gallery v1.1.5 for Joomla
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Analysis
by VulDB Data Team • 07/23/2019
The vulnerability identified as CVE-2016-1000113 represents a critical security flaw affecting the Huge IT Gallery component version 1.1.5 for Joomla content management system. This vulnerability manifests through two distinct but interconnected attack vectors that collectively compromise the security posture of affected Joomla installations. The flaw resides in the component's inadequate input validation and output encoding mechanisms, creating exploitable entry points for malicious actors seeking to compromise web applications. The vulnerability affects the Joomla ecosystem specifically through the Huge IT Gallery module, which is widely used for displaying image galleries and media content within Joomla websites. Security researchers identified that the component fails to properly sanitize user-supplied data before processing and rendering it within web pages, creating opportunities for both cross-site scripting and sql injection attacks.
The technical implementation of this vulnerability demonstrates a classic case of insufficient input validation combined with improper output encoding practices. Attackers can exploit the XSS component by submitting malicious javascript code through form fields or URL parameters that are not adequately sanitized before being rendered on web pages. This allows malicious scripts to execute within the context of other users' browsers, potentially leading to session hijacking, credential theft, or redirection to malicious sites. The SQL injection aspect of the vulnerability occurs when user input is directly incorporated into database queries without proper parameterization or escaping mechanisms. This enables attackers to manipulate database queries, potentially gaining unauthorized access to sensitive data, modifying database contents, or even executing administrative commands on the underlying database system. The vulnerability's impact is amplified by the fact that it affects a widely deployed Joomla component, making numerous websites susceptible to exploitation without requiring specialized knowledge of the specific attack vectors.
The operational consequences of this vulnerability extend beyond simple data compromise to encompass complete system takeover potential for sophisticated attackers. Successful exploitation can result in persistent backdoor access, data exfiltration, and modification of website content to serve malicious purposes. The vulnerability affects not just individual user sessions but potentially the entire website infrastructure, as attackers can leverage the SQL injection component to escalate privileges and gain administrative control over the Joomla installation. Organizations running affected versions face significant risk of reputational damage, regulatory compliance violations, and potential legal consequences due to data breaches. The vulnerability's persistence across multiple attack vectors means that even if one vector is patched, the other remains exploitable, creating a comprehensive security gap that requires complete remediation. This type of vulnerability also demonstrates the importance of proper security testing and code review processes, as the flaw likely existed in the component's development lifecycle without adequate security validation.
Mitigation strategies for CVE-2016-1000113 require immediate action through component updates and security hardening measures. The primary remediation involves upgrading to a patched version of the Huge IT Gallery component, which should include proper input sanitization, output encoding, and parameterized database queries. Organizations should implement web application firewalls to detect and block malicious traffic patterns associated with this vulnerability, while also conducting thorough security assessments of their Joomla installations to identify other potentially vulnerable components. The vulnerability aligns with CWE-79 for cross-site scripting and CWE-89 for sql injection, both of which are fundamental security weaknesses that require comprehensive remediation approaches. Additionally, implementing proper input validation frameworks, output encoding mechanisms, and database access controls can prevent similar vulnerabilities from emerging in future development cycles. Security teams should also establish monitoring procedures to detect exploitation attempts and maintain regular vulnerability assessment schedules to identify and remediate similar issues across their web application portfolios. The vulnerability serves as a reminder of the critical importance of keeping all web application components updated and the necessity of implementing defense-in-depth strategies that protect against multiple attack vectors simultaneously.