CVE-2010-1982 in Com Javoice
Summary
by MITRE
Directory traversal vulnerability in the JA Voice (com_javoice) component 2.0 for Joomla! allows remote attackers to read arbitrary files via a .. (dot dot) in the view parameter to index.php.
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Analysis
by VulDB Data Team • 08/02/2025
The CVE-2010-1982 vulnerability represents a critical directory traversal flaw within the JA Voice component version 2.0 for Joomla! platforms. This vulnerability stems from inadequate input validation mechanisms that fail to properly sanitize user-supplied parameters before processing them within the application's file access routines. The specific weakness occurs in the view parameter handling within the index.php file where the application directly incorporates user input into file system operations without proper sanitization or validation checks. This flaw enables malicious actors to manipulate the application's behavior by injecting directory traversal sequences using the .. (dot dot) notation.
The technical exploitation of this vulnerability occurs when an attacker crafts a malicious request containing the .. sequence within the view parameter of the index.php script. The application processes this input without adequate validation, allowing the traversal mechanism to navigate beyond the intended directory boundaries and access arbitrary files on the server filesystem. This vulnerability falls under the Common Weakness Enumeration category CWE-22, which specifically addresses Improper Limitation of a Pathname to a Restricted Directory, commonly known as Path Traversal. The weakness is particularly dangerous because it can potentially allow attackers to access sensitive system files, configuration data, database credentials, or even execute arbitrary code depending on the server configuration and file permissions.
From an operational impact perspective, this vulnerability presents a severe risk to Joomla! installations running the affected JA Voice component. Attackers can leverage this flaw to access critical system files including but not limited to configuration files that may contain database connection strings, administrator credentials, or other sensitive information. The vulnerability also poses significant risks to data integrity and confidentiality as it can potentially expose private user data, application source code, or system logs. Furthermore, the remote nature of this attack vector means that exploitation can occur from any location without requiring local system access or prior authentication, making it particularly dangerous for web applications that are publicly accessible.
The exploitation of this vulnerability aligns with several techniques documented in the MITRE ATT&CK framework, particularly under the T1083 - File and Directory Discovery tactic. Attackers can use this vulnerability as part of a reconnaissance phase to gather information about the target system's file structure and identify potential targets for further exploitation. The vulnerability also supports lateral movement techniques by providing access to system files that may contain credentials or other information useful for escalating privileges within the compromised environment. Organizations should implement immediate mitigations including applying the vendor-supplied patches, implementing proper input validation, and restricting file access permissions to prevent unauthorized traversal operations. Additionally, web application firewalls and security monitoring systems should be configured to detect and block suspicious traversal patterns in incoming requests to provide defense-in-depth protection against this class of vulnerability.