CVE-2006-0417 in miniBloggie
Summary
by MITRE
SQL injection vulnerability in login.php in miniBloggie 1.0 and earlier, when gpc_magic_quotes is disabled, allows remote attackers to execute arbitrary SQL commands and bypass authentication via the (1) username and (2) password parameters.
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Analysis
by VulDB Data Team • 07/18/2018
The vulnerability identified as CVE-2006-0417 represents a critical sql injection flaw within the miniBloggie 1.0 content management system that operates under specific environmental conditions. This vulnerability specifically targets the login.php script and exploits a fundamental weakness in input validation mechanisms when the server configuration lacks proper magic_quotes_gpc protection. The flaw exists in the authentication handling process where user credentials are directly incorporated into sql queries without adequate sanitization or parameterization, creating an exploitable entry point for malicious actors seeking unauthorized system access.
The technical implementation of this vulnerability stems from the absence of proper input sanitization measures within the application's authentication flow. When gpc_magic_quotes is disabled on the web server, the application fails to automatically escape special sql characters in user-supplied input, particularly affecting the username and password parameters. Attackers can craft malicious input strings that contain sql payload commands which are then directly executed by the database engine, effectively bypassing the authentication mechanism entirely. This weakness operates under the common weakness enumeration framework as a cwe-89 sql injection vulnerability, which falls under the broader category of injection flaws that represent one of the most prevalent and dangerous security vulnerabilities in web applications.
The operational impact of this vulnerability extends beyond simple unauthorized access, as successful exploitation allows attackers to execute arbitrary sql commands against the underlying database system. This capability enables attackers to retrieve sensitive information including user credentials, database schema details, and potentially access to other system resources. The vulnerability affects all versions of miniBloggie up to and including version 1.0, indicating a long-standing flaw that was not properly addressed in the application's security architecture. From an attack framework perspective, this vulnerability aligns with techniques described in the mitre attack framework under initial access and credential access phases, where adversaries leverage injection vulnerabilities to gain system compromise.
Organizations and system administrators should immediately implement multiple layers of defense to mitigate this vulnerability. The most effective immediate solution involves enabling magic_quotes_gpc on the web server configuration, though this approach is considered a temporary measure as it only provides basic protection against simple injection attacks. Comprehensive mitigation strategies should include implementing proper input validation, utilizing parameterized queries or prepared statements, and applying web application firewalls to monitor and filter malicious sql injection attempts. Additionally, regular security audits and code reviews should be conducted to identify similar vulnerabilities in other application components, as this flaw demonstrates the critical importance of proper input handling in authentication systems. The vulnerability serves as a reminder of the fundamental security principle that all user-supplied data must be treated as potentially malicious and properly sanitized before processing within any application context.