CVE-2009-4545 in BBS
Summary
by MITRE
Logoshows BBS 2.0 stores sensitive information under the web root with insufficient access control, which allows remote attackers to download a database via a direct request for database/globepersonnel.mdb.
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Analysis
by VulDB Data Team • 12/08/2024
The vulnerability identified as CVE-2009-4545 affects Logoshows BBS 2.0 software where sensitive database files are improperly stored within the web root directory structure. This configuration represents a critical security flaw that violates fundamental principles of secure software design and access control. The database file globepersonnel.mdb contains potentially sensitive user information and system data that should never be directly accessible through web requests without proper authentication and authorization mechanisms. This misconfiguration creates an attack surface that allows remote adversaries to exploit the system by simply crafting a direct HTTP request to access the database file.
The technical implementation of this vulnerability stems from inadequate access control measures within the web application's file structure management. When sensitive data is stored in the web root directory, it becomes immediately accessible to anyone who knows the specific file path and can make direct requests to the web server. This issue directly relates to CWE-270, which addresses privilege escalation through insecure file permissions and access control mechanisms. The flaw demonstrates a classic case of insufficient authorization checks where the application fails to verify whether the requesting entity has proper credentials or privileges to access the requested resource.
The operational impact of this vulnerability extends beyond simple data exposure, as it provides attackers with complete access to the database contents without requiring any authentication credentials. Remote attackers can directly download the globepersonnel.mdb file and potentially extract sensitive information including user accounts, personal data, system configurations, and other confidential information stored within the database. This type of vulnerability aligns with ATT&CK technique T1213, which covers data from information repositories, and represents a significant risk to confidentiality and data integrity. The vulnerability essentially removes all access controls from the database file, making it a prime target for information disclosure attacks.
Mitigation strategies for this vulnerability require immediate implementation of proper access control mechanisms and secure file storage practices. Organizations should relocate sensitive database files outside of the web root directory and implement proper authentication and authorization checks before allowing access to any database files. The recommended approach involves configuring the web server to deny direct access to database files and implementing proper access control lists that require valid user credentials before database access can be granted. Additionally, regular security audits should be conducted to identify and remediate similar misconfigurations across all web applications. This vulnerability highlights the importance of following secure coding practices and adhering to the principle of least privilege in web application development, ensuring that sensitive data is never exposed through unnecessary direct access paths that could be exploited by remote attackers.