CVE-2008-0149 in TUTOS
Summary
by MITRE
TUTOS 1.3 allows remote attackers to read system information via a direct request to php/admin/phpinfo.php, which calls the phpinfo function.
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Analysis
by VulDB Data Team • 10/13/2024
The vulnerability identified as CVE-2008-0149 affects TUTOS version 1.3, a web-based groupware application designed for collaborative work environments. This security flaw represents a critical information disclosure vulnerability that exposes sensitive system details to remote attackers without requiring authentication or privileged access. The vulnerability specifically resides within the administrative component of the application where a direct request to the phpinfo.php file can be made, bypassing normal access controls and authentication mechanisms.
The technical implementation of this vulnerability stems from inadequate input validation and access control measures within the TUTOS application framework. When a remote attacker accesses the path php/admin/phpinfo.php, the application executes the phpinfo function directly, which outputs detailed information about the PHP configuration, server environment, installed modules, and potentially sensitive system parameters. This function is typically used for debugging purposes but becomes dangerous when exposed to unauthorized users. The flaw demonstrates poor security design principles where administrative functions lack proper authorization checks, allowing any remote user to retrieve comprehensive system information through simple HTTP requests.
The operational impact of this vulnerability extends beyond simple information disclosure, creating potential pathways for more sophisticated attacks. Attackers can gather detailed information about the underlying server configuration including PHP version, enabled extensions, system paths, and environment variables that could be leveraged in subsequent exploitation attempts. According to CWE-200, this represents a weakness where sensitive information is exposed to unauthorized actors, while the ATT&CK framework categorizes this under T1083 (File and Directory Discovery) and T1068 (Exploitation for Privilege Escalation) as attackers may use the gathered information to plan more targeted attacks against the system.
The vulnerability creates significant risk for organizations using TUTOS 1.3, as it provides attackers with comprehensive insights into the application's operational environment. This information disclosure can reveal server architecture details, PHP configuration settings, and potentially expose weaknesses in the system's overall security posture. The lack of authentication requirements means that any internet-facing system running this vulnerable version becomes immediately accessible to malicious actors. Organizations should immediately implement access controls to prevent unauthorized access to administrative endpoints, update to patched versions of TUTOS, and conduct thorough security assessments of their web applications to identify similar exposure vulnerabilities.
Mitigation strategies should include implementing proper authentication controls for administrative functions, restricting access to sensitive endpoints through web server configurations, and applying the vendor-provided security patches. Security teams should also monitor network traffic for suspicious requests to administrative paths and consider implementing web application firewalls to detect and block such attempts. The vulnerability highlights the importance of principle of least privilege and proper access control implementation in web applications, aligning with security best practices outlined in ISO/IEC 27001 and NIST cybersecurity frameworks. Organizations must ensure that administrative interfaces are protected through strong authentication mechanisms and that sensitive system information is not exposed through default or misconfigured application components.