CVE-2005-1716 in TOPo
Summary
by MITRE
TOPo 2.2 (2.2.178) stores data files in the data directory under the web document root with insufficient access control, which allows remote attackers to obtain sensitive information such as client IP addresses.
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
Analysis
by VulDB Data Team • 07/09/2018
The vulnerability described in CVE-2005-1716 affects TOPo 2.2 version 2.2.178, a web-based application that suffers from inadequate access control mechanisms within its file storage architecture. This flaw resides in the application's configuration where data files are stored directly within the web document root directory structure, creating a critical security exposure that directly violates fundamental web application security principles. The issue represents a classic example of improper access control, where sensitive data is unnecessarily exposed to unauthorized users through the web server's document root, which should typically contain only publicly accessible content.
The technical implementation of this vulnerability stems from the application's failure to properly isolate sensitive data from public web access. When data files are stored within the web document root, they become directly accessible through standard web requests without proper authentication or authorization checks. This configuration allows remote attackers to construct specific URL requests that can retrieve these data files, thereby obtaining sensitive information including client IP addresses and potentially other confidential data stored within the application's data directory. The vulnerability specifically exploits the lack of proper file access controls and directory permissions, enabling attackers to bypass normal application security boundaries.
The operational impact of this vulnerability is significant as it directly enables information disclosure attacks that can compromise user privacy and system security. Attackers can systematically enumerate and retrieve sensitive data files that should remain protected within the application's internal data storage, leading to potential exposure of user information, network configurations, or other confidential data. This vulnerability can be exploited by any remote attacker with access to the web application, making it particularly dangerous as it does not require privileged access or specialized tools to exploit. The disclosure of client IP addresses specifically violates privacy expectations and can enable further attacks such as targeted exploitation or network reconnaissance.
Security professionals should address this vulnerability by implementing proper access control measures that separate sensitive data storage from public web directories. The recommended mitigation involves moving data files outside the web document root and implementing proper file access controls, directory permissions, and authentication mechanisms to ensure that sensitive data remains protected from unauthorized access. This approach aligns with the principle of least privilege and proper separation of concerns as outlined in security frameworks such as the CWE catalog under category CWE-284 for improper access control. Additionally, organizations should conduct regular security assessments to identify similar misconfigurations and implement proper web application security controls to prevent unauthorized data access. The vulnerability demonstrates the critical importance of proper directory structure management and access control implementation in web applications, and aligns with ATT&CK techniques related to credential access and information discovery through improper access control mechanisms.