CVE-2008-6718 in JustBookIt
Summary
by MITRE
U&M Software JustBookIt 1.0 does not require administrative authentication for all scripts in the admin/ directory, which allows remote attackers to have an unspecified impact via a direct request to (1) user_manual.php, (2) user_config.php, (3) user_kundnamn.php, (4) user_kundlista.php, (5) user_aktiva_kunder.php, (6) database.php, and possibly (7) index.php.
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Analysis
by VulDB Data Team • 11/10/2024
The vulnerability identified as CVE-2008-6718 affects U&M Software JustBookIt version 1.0, a web-based booking management system that suffers from critical authentication flaws in its administrative interface. This weakness stems from insufficient access controls within the admin/ directory, where multiple script files lack proper administrative authentication mechanisms. The vulnerability represents a fundamental failure in the application's security architecture, as it allows unauthenticated remote attackers to directly access administrative functions without proper authorization. The affected scripts include user_manual.php, user_config.php, user_kundnamn.php, user_kundlista.php, user_aktiva_kunder.php, database.php, and potentially index.php, creating a broad attack surface for malicious actors to exploit.
The technical implementation flaw manifests as a lack of session validation and authentication checks within the administrative scripts. When an attacker makes a direct HTTP request to any of these vulnerable endpoints, the application fails to verify whether the requester possesses administrative privileges. This design oversight places the entire administrative functionality at risk, as the application does not enforce proper access control mechanisms to distinguish between regular users and administrators. The vulnerability is classified as a weakness in authentication and authorization controls, aligning with CWE-287 which addresses improper authentication issues. The absence of proper authentication checks means that any remote attacker with knowledge of the application's directory structure can potentially gain access to sensitive administrative functions.
The operational impact of this vulnerability is significant and potentially devastating for organizations using JustBookIt 1.0. Remote attackers can exploit this weakness to perform unauthorized administrative actions, which may include modifying user configurations, accessing customer databases, changing system settings, and potentially compromising the entire application. The unspecified impact mentioned in the CVE description suggests that the consequences could range from data manipulation and unauthorized access to complete system compromise, depending on the specific functionality of the affected scripts. The vulnerability is particularly dangerous because it enables attackers to bypass normal authentication mechanisms entirely, making it difficult to detect unauthorized access attempts. This weakness directly violates the principle of least privilege and provides attackers with elevated privileges without proper authorization, creating opportunities for data breaches, service disruption, and system compromise.
Mitigation strategies for this vulnerability must address the core authentication issues within the application's administrative interface. Organizations should implement proper session management and authentication checks for all administrative scripts, ensuring that each endpoint validates user credentials and administrative privileges before executing any administrative functions. The most effective approach involves adding comprehensive authentication mechanisms to each vulnerable script, including session validation, user role verification, and proper access control enforcement. Security patches should be implemented to require valid administrative authentication for all scripts within the admin/ directory, and the application should enforce proper authorization checks before allowing access to sensitive functions. Additionally, network-level security measures such as firewall rules and access control lists can be employed to restrict direct access to administrative directories from untrusted networks. The remediation process should also include implementing proper logging and monitoring for administrative access attempts to detect potential exploitation attempts. This vulnerability demonstrates the critical importance of implementing proper authentication and authorization controls in web applications, as recommended by security frameworks such as the OWASP Top Ten and NIST cybersecurity guidelines, which emphasize the necessity of protecting administrative interfaces from unauthorized access.