CVE-2009-2099 in Com Rssfeeder
Summary
by MITRE
SQL injection vulnerability in the iJoomla RSS Feeder (com_ijoomla_rss) component for Joomla! allows remote attackers to execute arbitrary SQL commands via the cat parameter in an xml action to index.php.
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Analysis
by VulDB Data Team • 12/01/2024
The CVE-2009-2099 vulnerability represents a critical SQL injection flaw within the iJoomla RSS Feeder component for Joomla! platforms, specifically targeting the com_ijoomla_rss module. This vulnerability exists due to insufficient input validation and sanitization within the component's handling of user-supplied data. The flaw manifests when the component processes the cat parameter through the xml action in the index.php file, creating an exploitable pathway for malicious actors to inject arbitrary SQL commands into the underlying database system.
The technical exploitation of this vulnerability occurs through the improper handling of the cat parameter, which is passed directly into SQL query construction without adequate sanitization or parameterization. When a remote attacker crafts a malicious request containing specially formatted SQL commands within the cat parameter, these commands are executed within the context of the database connection, potentially allowing full database access, data manipulation, or even system compromise. This type of vulnerability falls under the Common Weakness Enumeration category CWE-89, which specifically addresses SQL injection flaws where untrusted data is incorporated into SQL queries without proper validation or escaping mechanisms.
The operational impact of CVE-2009-2099 extends beyond simple data theft, as successful exploitation can lead to complete system compromise and unauthorized access to sensitive information. Attackers can leverage this vulnerability to extract confidential data, modify database contents, create new administrative accounts, or even escalate privileges within the Joomla! environment. The vulnerability's remote nature means that attackers do not require local system access or authentication credentials to exploit the flaw, making it particularly dangerous for publicly accessible web applications. According to ATT&CK framework categorization, this vulnerability maps to T1190 - Exploit Public-Facing Application, highlighting the threat landscape where publicly exposed web applications become primary attack vectors.
Organizations running affected Joomla! installations should immediately implement multiple layers of defense to protect against exploitation of this vulnerability. The primary mitigation strategy involves applying the official security patch released by the iJoomla component developers or upgrading to a supported version that addresses the input validation issues. Additionally, implementing proper parameterized queries and input sanitization within the application code would prevent similar vulnerabilities from occurring in the future. Network-level protections such as web application firewalls and intrusion detection systems can provide additional monitoring capabilities to detect and block exploitation attempts. Regular security assessments and vulnerability scanning should be conducted to identify and remediate similar weaknesses throughout the application stack. The vulnerability demonstrates the critical importance of proper input validation and the potential consequences of failing to implement secure coding practices in web application development.