CVE-2005-0853 in bp blog
Summary
by MITRE
betaparticle blog (bp blog) stores the database under the web root, which allows remote attackers to obtain sensitive information via a direct request to (1) dbBlogMX.mdb for versions before 3.0, or (2) Blog.mdb for versions 3.0 and later. NOTE: it was later reported that vector 2 also affects versions 6.0 through 9.0.
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Analysis
by VulDB Data Team • 11/19/2024
The vulnerability identified as CVE-2005-0853 affects betaparticle blog software, specifically targeting the improper storage of database files within the web root directory. This configuration represents a critical security flaw that directly violates fundamental principles of web application security and information protection. The vulnerability exists due to inadequate access control mechanisms and poor file system permissions management within the application's deployment structure, creating an exploitable condition that allows unauthorized access to sensitive data.
The technical flaw manifests through the direct exposure of database files through the web server's document root directory. For versions prior to 3.0, attackers can directly access the dbBlogMX.mdb file, while versions 3.0 and later expose the Blog.mdb file. This represents a classic case of insecure direct object reference vulnerability, where the application fails to implement proper access controls for database files. The vulnerability is classified under CWE-22 as "Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')" and also aligns with CWE-23 "Relative Path Traversal" when considering the web root exposure. The attack vector is straightforward requiring only a web browser or HTTP client to request the specific database file paths.
The operational impact of this vulnerability is severe and multifaceted, as it provides attackers with direct access to the entire blog's database content. This includes user credentials, personal information, blog posts, comments, and potentially administrative access details. The exposure of database files can lead to complete system compromise, data theft, and unauthorized modifications to the blog content. The vulnerability affects versions 6.0 through 9.0 as later reported, indicating that this flaw persisted across multiple releases, suggesting poor security practices during the development lifecycle. According to ATT&CK framework, this vulnerability maps to T1071.004 "Application Layer Protocol: DNS" and T1566.001 "Phishing: Spearphishing Attachment" when considering how attackers might leverage the exposed data for further attacks, though the primary technique is T1566 "Phishing" through direct database access.
Mitigation strategies for this vulnerability require immediate implementation of proper file access controls and secure configuration practices. The most effective approach involves moving database files outside the web root directory and implementing proper access controls through the application's authentication and authorization mechanisms. Administrators should ensure that database files are stored in secure, non-web-accessible directories with appropriate file permissions that prevent direct web access. Additionally, implementing proper input validation and access control checks within the application code can prevent unauthorized access attempts. The solution should also include regular security audits and penetration testing to identify similar misconfigurations. Organizations should consider implementing web application firewalls and monitoring systems to detect and prevent unauthorized access attempts to database files. The vulnerability demonstrates the critical importance of following secure coding practices and proper security configuration management as outlined in industry standards such as NIST SP 800-53 and ISO 27001 security controls.