CVE-2008-0423 in Lama Software
Summary
by MITRE
Multiple PHP remote file inclusion vulnerabilities in Lama Software allow remote attackers to execute arbitrary PHP code via a URL in the MY_CONF[classRoot] parameter to (1) inc.steps.access_error.php, (2) inc.steps.check_login.php, or (3) inc.steps.init_system.php in admin/functions/.
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Analysis
by VulDB Data Team • 08/02/2025
The vulnerability identified as CVE-2008-0423 represents a critical remote file inclusion flaw affecting Lama Software applications. This vulnerability stems from improper input validation within the application's administrative functions, specifically in three key files located within the admin/functions/ directory. The flaw allows remote attackers to inject malicious URLs through the MY_CONF[classRoot] parameter, which is processed by inc.steps.access_error.php, inc.steps.check_login.php, and inc.steps.init_system.php. The vulnerability directly maps to CWE-88, which describes improper neutralization of special elements used in an OS command, and more specifically to CWE-94, which addresses the execution of arbitrary code due to insufficient input validation. These particular files handle critical system initialization and authentication processes, making them prime targets for exploitation.
The technical exploitation of this vulnerability occurs when an attacker manipulates the MY_CONF[classRoot] parameter to include a remote URL pointing to malicious PHP code. When the application processes this parameter in any of the three vulnerable files, it attempts to include and execute the remote code as if it were part of the local application. This creates a pathway for attackers to execute arbitrary commands on the vulnerable system, potentially leading to complete system compromise. The vulnerability exists because the application fails to properly sanitize or validate user input before incorporating it into file inclusion operations, which violates fundamental security principles outlined in the OWASP Top Ten 2004 category A03 - Injection Flaws and aligns with ATT&CK technique T1190 - Exploit Public-Facing Application. The attack vector specifically leverages the application's trust in user-supplied data, which should never be directly used in file operations without proper validation.
The operational impact of this vulnerability is severe and multifaceted, potentially allowing attackers to gain complete control over affected systems. Successful exploitation can result in unauthorized access to sensitive data, system compromise, and potential lateral movement within network environments. The vulnerability affects the core administrative functionality of the application, meaning that attackers can potentially bypass authentication mechanisms and gain administrative privileges. This represents a critical escalation path that could lead to data breaches, system disruption, and compliance violations. The vulnerability also demonstrates poor input validation practices that could affect other parameters within the application, suggesting a broader security architecture issue. Organizations running affected versions of Lama Software face significant risk of unauthorized access and potential data compromise, as the vulnerability can be exploited without requiring authentication. The impact extends beyond immediate system compromise to include potential damage to reputation and regulatory compliance issues.
Mitigation strategies for CVE-2008-0423 should focus on immediate patching and input validation improvements. The primary recommendation involves applying vendor patches or upgrading to versions that properly validate and sanitize input parameters before processing. Administrators should implement strict input validation mechanisms that prevent URL inclusion in critical parameters, particularly those used in file operations. The implementation of the principle of least privilege should be enforced, ensuring that administrative functions are not exposed to untrusted input. Network segmentation and access controls should be implemented to limit exposure of vulnerable applications to untrusted networks. Additionally, organizations should conduct comprehensive security assessments to identify similar vulnerabilities in other applications within their environment. The use of web application firewalls and input sanitization libraries can provide additional protection layers. Regular security monitoring and vulnerability scanning should be implemented to detect potential exploitation attempts. Organizations should also consider implementing automated patch management processes to ensure timely remediation of similar vulnerabilities. The vulnerability highlights the importance of secure coding practices and input validation, which should be integrated into all development lifecycle processes to prevent similar issues from occurring in the future.