CVE-2010-2034 in Com Perchaimageattach
Summary
by MITRE
Directory traversal vulnerability in the Percha Image Attach (com_perchaimageattach) component 1.1 for Joomla! allows remote attackers to read arbitrary files and possibly have unspecified other impact via a .. (dot dot) in the controller parameter to index.php.
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Analysis
by VulDB Data Team • 08/23/2025
The CVE-2010-2034 vulnerability represents a critical directory traversal flaw within the Percha Image Attach component version 1.1 for Joomla! platforms. This vulnerability exists in the component's handling of user input through the controller parameter in the index.php file, creating a pathway for malicious actors to exploit the system's file access mechanisms. The flaw specifically manifests when the application fails to properly validate or sanitize input containing directory traversal sequences, allowing attackers to navigate beyond the intended directory structure and access restricted files on the server.
The technical exploitation of this vulnerability relies on the manipulation of the controller parameter to include directory traversal sequences such as .. (dot dot) which are commonly used to move up directory levels in file systems. When the Joomla! application processes this malformed input without proper validation, it can lead to arbitrary file reading capabilities that extend far beyond the intended scope of the component. This type of vulnerability falls under the CWE-22 category of Improper Limitation of a Pathname to a Restricted Directory, which is a well-documented weakness in web application security that allows attackers to access files they should not be permitted to read.
The operational impact of this vulnerability extends beyond simple information disclosure, as remote attackers can potentially access sensitive system files, configuration data, and other restricted resources that may contain authentication credentials, database connection strings, or other critical system information. The unspecified other impacts mentioned in the CVE description suggest that this vulnerability might also enable additional attack vectors such as remote code execution or privilege escalation, depending on the system configuration and the specific files that can be accessed through the traversal mechanism. This vulnerability directly aligns with ATT&CK technique T1083 (File and Directory Discovery) and could facilitate further attacks through techniques like T1566 (Phishing with Malicious Attachments) or T1078 (Valid Accounts) if sensitive authentication data is compromised.
Mitigation strategies for CVE-2010-2034 should prioritize immediate patching of the Percha Image Attach component to the latest available version that addresses the directory traversal vulnerability. System administrators should also implement input validation and sanitization measures at multiple layers including web application firewalls, server-side input filtering, and proper access control configurations. The principle of least privilege should be enforced by ensuring that web applications run with minimal required permissions and that file access controls are properly configured to prevent unauthorized access to sensitive directories. Additionally, regular security audits and vulnerability assessments should be conducted to identify and remediate similar weaknesses in other components and applications within the Joomla! environment. Organizations should also consider implementing automated monitoring systems to detect and alert on suspicious file access patterns that might indicate exploitation attempts.