CVE-2014-8082 in TestLink
Summary
by MITRE
lib/functions/database.class.php in TestLink before 1.9.13 allows remote attackers to obtain sensitive information via unspecified vectors, which reveals the installation path in an error message.
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Analysis
by VulDB Data Team • 04/03/2022
The vulnerability identified as CVE-2014-8082 affects TestLink versions prior to 1.9.13, specifically within the lib/functions/database.class.php file. This issue represents a sensitive data exposure vulnerability that occurs when error messages are generated during database operations. The flaw manifests when the system encounters database-related errors and inadvertently includes the installation path in the error output, providing attackers with potentially valuable information about the system's file structure and deployment environment. Such information disclosure can significantly aid malicious actors in planning subsequent attacks against the vulnerable system.
The technical nature of this vulnerability falls under CWE-200, which describes improper exposure of sensitive information, and more specifically aligns with CWE-497, which addresses exposure of system-level information. The vulnerability stems from inadequate error handling practices where the application fails to sanitize error messages before displaying them to users. When database operations fail, the system's error reporting mechanism includes the full file path where the application is installed, which can expose directory structures, file locations, and potentially even server configuration details. This type of information disclosure can be leveraged by attackers to understand the underlying system architecture and identify potential attack vectors.
The operational impact of this vulnerability extends beyond simple information disclosure, as it provides attackers with crucial reconnaissance data that can facilitate more sophisticated attacks. The revealed installation paths may contain clues about the server's operating system, file permissions, and overall system layout. Attackers can use this information to craft targeted attacks against specific components of the TestLink application or to identify potential privilege escalation opportunities. The vulnerability particularly affects organizations that deploy TestLink in production environments where security through obscurity is not sufficient to protect against determined attackers. This type of information leakage can also violate privacy regulations and security compliance standards that require protection of system-level information.
Organizations affected by this vulnerability should immediately upgrade to TestLink version 1.9.13 or later, which contains the necessary patches to address the error handling issues. System administrators should also implement proper error handling configurations that prevent sensitive information from being exposed in error messages, including disabling detailed error output in production environments. Additional mitigations include implementing web application firewalls that can filter out potentially sensitive information from error responses and conducting regular security assessments to identify similar information disclosure vulnerabilities in other applications. The ATT&CK framework categorizes this vulnerability under T1083, which covers File and Directory Discovery, as the information exposure can aid attackers in mapping the target system's file structure. Organizations should also consider implementing logging mechanisms that can detect and alert on unusual error message patterns that might indicate exploitation attempts.