CVE-2007-2792 in com_yanc Add-On
Summary
by MITRE
SQL injection vulnerability in the Yet another Newsletter Component (aka YaNC or com_yanc) component before 1.5 beta 3 for Mambo and Joomla! allows remote attackers to execute arbitrary SQL commands via the listid parameter to index.php. NOTE: some of these details are obtained from third party information.
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Analysis
by VulDB Data Team • 09/16/2024
The CVE-2007-2792 vulnerability represents a critical SQL injection flaw within the Yet another Newsletter Component (YaNC) for Mambo and Joomla! platforms. This vulnerability specifically affects versions prior to 1.5 beta 3 and resides in the component's handling of user input through the listid parameter in the index.php script. The flaw enables remote attackers to inject malicious SQL commands directly into the database query execution flow, potentially compromising the entire web application and underlying database infrastructure.
This vulnerability operates through a classic input validation failure where the listid parameter is directly incorporated into SQL queries without proper sanitization or parameterization. The attack vector involves sending maliciously crafted input through the listid parameter, which then gets processed by the database engine without adequate filtering mechanisms. This creates an exploitable condition where an attacker can manipulate the SQL query structure to execute unauthorized database operations, including data extraction, modification, or deletion.
The operational impact of this vulnerability extends beyond simple data theft, as it can lead to complete system compromise and unauthorized access to sensitive information. Attackers can leverage this flaw to escalate privileges, bypass authentication mechanisms, and potentially gain shell access to the underlying server. The vulnerability affects the integrity and confidentiality of the entire Joomla! or Mambo platform, making it a high-priority security concern for organizations relying on these content management systems. According to CWE classification, this maps to CWE-89: Improper Neutralization of Special Elements used in an SQL Command, which is a well-documented weakness in database security practices.
The security implications of CVE-2007-2792 align with ATT&CK technique T1071.004: Application Layer Protocol: DNS, though more specifically relates to T1566: Credential Access through SQL injection techniques. Organizations using affected versions of YaNC component face significant risk of data breaches, as the vulnerability allows for arbitrary code execution and unauthorized database access. The attack can be executed remotely without requiring authentication, making it particularly dangerous for web applications that do not implement proper input validation mechanisms.
Mitigation strategies for this vulnerability include immediate patching to version 1.5 beta 3 or later, which addresses the input validation issues in the listid parameter handling. Organizations should also implement proper parameterized queries and input sanitization techniques to prevent similar issues in other components. Additionally, web application firewalls and intrusion detection systems can be configured to monitor for SQL injection patterns, while regular security audits should verify that all third-party components are up to date with security patches. The vulnerability highlights the importance of secure coding practices and proper input validation, as outlined in OWASP Top 10 2007 category A1: SQL Injection, emphasizing that such flaws can be exploited to gain complete control over database systems.