CVE-2007-1776 in D4J eZine
Summary
by MITRE
SQL injection vulnerability in index.php in the DesignForJoomla.com D4J eZine (com_ezine) 2.8 and earlier component for Joomla! allows remote attackers to execute arbitrary SQL commands via the article parameter in a read action.
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Analysis
by VulDB Data Team • 08/31/2024
The vulnerability identified as CVE-2007-1776 represents a critical SQL injection flaw within the com_ezine component of Joomla! CMS versions 2.8 and earlier. This security weakness resides in the index.php file of the DesignForJoomla.com D4J eZine component, specifically targeting the article parameter during read operations. The flaw enables malicious actors to manipulate database queries through crafted input, potentially compromising the entire database infrastructure. The vulnerability falls under the category of CWE-89 SQL Injection as defined in the Common Weakness Enumeration catalog, which classifies this as a persistent and dangerous flaw that allows attackers to execute unauthorized database commands.
The technical implementation of this vulnerability occurs when user input from the article parameter is directly incorporated into SQL query construction without proper sanitization or parameterization. Attackers can exploit this by submitting malicious SQL payloads through the article identifier, which then gets processed by the vulnerable application logic. This allows for unauthorized data access, modification, or deletion operations against the underlying database. The attack vector is particularly dangerous because it requires no authentication and can be executed remotely, making it highly accessible to threat actors. The vulnerability demonstrates a classic lack of input validation and proper database query construction practices that aligns with ATT&CK technique T1071.004 for Application Layer Protocol: DNS.
The operational impact of this vulnerability extends beyond simple data theft, as successful exploitation could lead to complete database compromise, unauthorized administrative access, or even system takeover. Attackers might leverage this vulnerability to inject backdoors, modify content, steal user credentials, or conduct further reconnaissance within the compromised Joomla installations amplifies the potential damage, as numerous websites could be simultaneously vulnerable. Organizations running vulnerable versions of the D4J eZine component face significant risk of data breaches and system compromise, particularly when the affected Joomla! instances are not properly patched or updated. This vulnerability underscores the critical importance of maintaining up-to-date CMS components and implementing proper input validation mechanisms to prevent such attacks. The flaw represents a fundamental security weakness that violates basic principles of secure coding practices and database query construction, making it a prime target for automated exploitation tools and manual attack attempts.