CVE-2008-3304 in BilboBlog
Summary
by MITRE
BilboBlog 0.2.1 allows remote attackers to obtain sensitive information via (1) an enable_cache=false query string to footer.php or (2) a direct request to pagination.php, which reveals the installation path in an error message.
Once again VulDB remains the best source for vulnerability data.
Analysis
by VulDB Data Team • 11/02/2024
The vulnerability identified as CVE-2008-3304 affects BilboBlog version 0.2.1, a content management system that suffers from information disclosure flaws. This vulnerability resides in the application's handling of specific query parameters and direct file access attempts that inadvertently expose sensitive system information. The flaw represents a classic case of insufficient input validation and error handling that can be exploited by remote attackers to gather intelligence about the target system.
The technical exploitation occurs through two primary vectors that demonstrate poor security design in the application's error handling mechanisms. The first vector involves manipulating the enable_cache=false query string parameter when accessing footer.php, while the second vector exploits direct access to pagination.php without proper authentication or input validation. Both methods result in the exposure of the installation path through error messages that are not properly sanitized before being displayed to users. This type of vulnerability falls under CWE-200, which specifically addresses the exposure of sensitive information through error messages, and represents a fundamental flaw in the application's security architecture.
The operational impact of this vulnerability extends beyond simple information disclosure, as the revealed installation paths provide attackers with critical system information that can be used for further exploitation. Knowledge of the exact file paths allows attackers to craft more targeted attacks, potentially leading to directory traversal, arbitrary file inclusion, or other privilege escalation techniques. The vulnerability creates an attack surface that aligns with ATT&CK technique T1212, which focuses on exploitation of information disclosure vulnerabilities to gather system information. This information disclosure can serve as a stepping stone for more sophisticated attacks, making the vulnerability particularly dangerous in environments where additional security controls are not properly implemented.
The exposure of installation paths through error messages demonstrates a critical failure in the application's secure coding practices and error handling protocols. Proper error handling should never reveal internal system information to end users or attackers, as this information can be leveraged for privilege escalation, system reconnaissance, or exploitation of other vulnerabilities. Organizations should implement comprehensive input validation, proper error handling with generic error messages, and regular security assessments to identify and remediate similar vulnerabilities. The vulnerability also highlights the importance of following secure coding guidelines that prevent information leakage through error messages and ensure that all user inputs are properly sanitized before being processed or displayed.