CVE-2010-0944 in Com Jcollection
Summary
by MITRE
Directory traversal vulnerability in the JCollection (com_jcollection) component for Joomla! allows remote attackers to read arbitrary files via a .. (dot dot) in the controller parameter to index.php.
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Analysis
by VulDB Data Team • 05/02/2026
The CVE-2010-0944 vulnerability represents a critical directory traversal flaw within the Joomla! content management system's JCollection component. This vulnerability exists in the way the application processes the controller parameter in the index.php file, creating an opportunity for remote attackers to access arbitrary files on the server. The flaw stems from insufficient input validation and sanitization of user-supplied parameters that are directly used in file inclusion or path resolution operations. Attackers can exploit this by crafting malicious requests containing directory traversal sequences such as .. to navigate outside the intended directory boundaries and access sensitive files that should remain protected.
The technical exploitation of this vulnerability occurs through manipulation of the controller parameter in the URL to index.php, where the application fails to properly validate or sanitize the input before using it in file system operations. This allows an attacker to specify paths that traverse up the directory structure, potentially accessing configuration files, database credentials, user information, or other sensitive data that resides outside the web root. The vulnerability is classified under CWE-22 as "Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')" which is a well-known weakness in web applications that handle file operations. The attack vector is particularly dangerous because it requires no authentication and can be executed remotely, making it an attractive target for automated exploitation tools.
The operational impact of this vulnerability is severe as it can lead to complete system compromise and data breaches. Successful exploitation can result in unauthorized access to database configuration files containing administrative credentials, user password hashes, and application configuration details. The vulnerability affects Joomla! installations that utilize the JCollection component, potentially exposing thousands of websites to data theft and unauthorized access. From an ATT&CK framework perspective, this vulnerability maps to T1083 (File and Directory Discovery) and T1566 (Phishing with Malicious Attachments) as attackers can use it to gather intelligence and potentially escalate privileges. The vulnerability also falls under T1505.003 (Web Shell) as it can enable attackers to establish persistent access through file upload capabilities or by directly accessing system files.
Mitigation strategies for CVE-2010-0944 involve immediate patching of the affected Joomla security team to ensure timely response to emerging threats.