CVE-2010-1603 in Com Zimbcore
Summary
by MITRE
Directory traversal vulnerability in the ZiMB Core (aka ZiMBCore or com_zimbcore) component 0.1 in the ZiMB Manager collection 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 • 09/09/2025
The CVE-2010-1603 vulnerability represents a critical directory traversal flaw within the ZiMB Core component of the Joomla installations that utilize this particular module. The flaw stems from insufficient input validation and sanitization mechanisms that fail to properly handle malicious path traversal sequences, allowing attackers to manipulate file access requests through the controller parameter in the index.php script.
The technical exploitation of this vulnerability occurs through the manipulation of the controller parameter to include directory traversal sequences using the .. (dot dot) notation. When a remote attacker submits a crafted request containing these traversal sequences, the application fails to properly validate or sanitize the input before processing file operations. This allows the attacker to navigate outside the intended directory structure and access arbitrary files on the server filesystem. The vulnerability specifically targets the index.php file which serves as the entry point for the component's functionality, making it a critical attack vector for compromising the underlying system.
The operational impact of this vulnerability extends beyond simple unauthorized file access, potentially enabling attackers to retrieve sensitive system information, configuration files, database credentials, and other confidential data stored on the web server. Depending on the server configuration and file permissions, attackers may also be able to execute arbitrary code or gain elevated privileges within the system. This represents a severe risk to Joomla! installations as it provides an attack surface that could lead to complete system compromise, data exfiltration, and potential lateral movement within network environments where the vulnerable application resides.
Security professionals should note that this vulnerability aligns with CWE-22, which specifically addresses improper limitation of a pathname to a restricted directory, commonly known as path traversal or directory traversal attacks. The flaw demonstrates a classic lack of input validation that violates fundamental security principles for handling user-supplied data. From an ATT&CK framework perspective, this vulnerability maps to techniques involving privilege escalation and credential access through path traversal methods, potentially enabling adversaries to move laterally within compromised environments. Organizations should implement immediate mitigations including input validation, proper file access controls, and application-level restrictions on file operations to prevent exploitation of this vulnerability.
The remediation approach requires immediate patching of the affected ZiMB Core component to version 0.1 or later, where the directory traversal vulnerability has been addressed through proper input sanitization and validation mechanisms. Additionally, system administrators should implement web application firewalls with rules to detect and block malicious traversal sequences, conduct comprehensive security audits of all Joomla! extensions, and enforce strict file permissions that limit access to sensitive system files. Regular security monitoring and vulnerability assessment procedures should be implemented to identify similar flaws in other components and ensure comprehensive protection against path traversal attacks.