CVE-2006-0754 in dotProject
Summary
by MITRE
** DISPUTED ** dotProject 2.0.1 and earlier allows remote attackers to obtain sensitive information via direct requests with an invalid baseDir to certain PHP scripts in the db directory, which reveal the path in an error message. NOTE: the vendor disputes this issue, saying that it could only occur if the administrator ignores the installation instructions as well as warnings generated by check.php.
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Analysis
by VulDB Data Team • 07/07/2021
The vulnerability identified as CVE-2006-0754 affects dotProject version 2.0.1 and earlier, representing a sensitive information disclosure flaw that could be exploited by remote attackers. This issue manifests through direct HTTP requests targeting PHP scripts located in the db directory of the application. The vulnerability stems from the application's insufficient input validation and error handling mechanisms when processing baseDir parameters, which are typically used to define the application's base directory for file operations. When an invalid baseDir parameter is submitted, the affected PHP scripts fail to properly sanitize the input and instead generate error messages that contain the full server file path, thereby exposing sensitive system information to unauthorized parties. This type of vulnerability falls under the category of information disclosure, which is categorized as CWE-200 in the Common Weakness Enumeration framework, specifically addressing the exposure of sensitive information through error messages.
The operational impact of this vulnerability extends beyond simple information disclosure, as the revealed file paths can provide attackers with critical system architecture details that may aid in subsequent exploitation attempts. Attackers can leverage this information to understand the application's directory structure, potentially identifying other vulnerable components or weak points in the system's overall security posture. The vulnerability demonstrates poor security practices in error handling and input validation, which are fundamental requirements for secure application development. According to the ATT&CK framework, this issue relates to T1212 - Exploitation for Credential Access, as the leaked information could be used to craft more sophisticated attacks against the system. The exposure of server paths also aligns with T1083 - File and Directory Discovery, as it reveals the underlying filesystem structure that attackers typically seek to understand before launching more targeted attacks.
The vendor's response to this reported vulnerability is noteworthy as it indicates that the issue only occurs when administrators ignore critical installation warnings and documentation. This suggests that the vulnerability is not inherent to the application's core design but rather results from improper configuration or deployment practices. The check.php script, which is designed to warn administrators about potential issues during installation, appears to be the intended mechanism for preventing this vulnerability from manifesting in properly configured environments. However, this vendor position raises concerns about the application's overall security posture and the adequacy of its built-in security controls. The fact that a vulnerability can be triggered by bypassing installation warnings indicates that the application lacks sufficient built-in protections against misconfiguration, which is a critical weakness in modern security design principles. This situation highlights the importance of defense in depth strategies where applications should not rely solely on administrator awareness but should implement robust built-in security controls that prevent exploitation even when users make configuration errors. The vulnerability serves as a reminder that secure by default configurations are essential for preventing attackers from exploiting common misconfiguration issues that could otherwise be easily mitigated through proper input validation and error handling.