CVE-2006-0234 in microBlog
Summary
by MITRE
SQL injection vulnerability in index.php in microBlog 2.0 RC-10 allows remote attackers to execute arbitrary SQL commands via the (1) month and (2) year parameters.
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Analysis
by VulDB Data Team • 07/07/2021
The vulnerability described in CVE-2006-0234 represents a critical SQL injection flaw within the microBlog 2.0 RC-10 web application. This vulnerability specifically affects the index.php script and exposes the application to remote code execution through manipulation of the month and year parameters. The flaw stems from inadequate input validation and sanitization mechanisms that fail to properly escape or filter user-supplied data before incorporating it into SQL query constructions. This type of vulnerability falls under the common weakness enumeration CWE-89 which categorizes SQL injection as a persistent security weakness that allows attackers to manipulate database queries through malicious input. The vulnerability enables attackers to construct and execute arbitrary SQL commands against the underlying database system, potentially leading to unauthorized data access, modification, or deletion.
The operational impact of this vulnerability extends beyond simple data theft to encompass complete system compromise and unauthorized administrative access. Attackers can leverage this weakness to bypass authentication mechanisms, extract sensitive information including user credentials, personal data, and system configurations, or even escalate privileges within the database environment. The remote nature of this attack vector means that adversaries do not require physical access to the system and can exploit the vulnerability from any location with internet connectivity. According to the attack technique framework, this vulnerability maps to ATT&CK technique T1190 which describes the exploitation of vulnerabilities in remote services to gain unauthorized access to systems. The specific parameters affected - month and year - suggest that the application likely uses these values to filter or sort database records, making them prime targets for injection attacks.
The technical implementation of this vulnerability demonstrates poor secure coding practices that were prevalent in web applications during the early 2000s. The lack of proper input validation and parameterized queries creates an environment where user input directly influences query execution paths. When attackers manipulate the month and year parameters, they can inject malicious SQL syntax that alters the intended query behavior. This vulnerability is particularly dangerous because it allows for blind SQL injection techniques where attackers can infer database structure and content through response timing or error messages. The vulnerability also indicates insufficient output encoding and improper error handling, which can provide additional attack surface for sophisticated exploitation attempts. Organizations using microBlog 2.0 RC-10 should implement immediate mitigations including input validation, parameterized queries, and proper error handling mechanisms to prevent exploitation. The remediation approach should follow industry standards such as OWASP Top Ten and NIST guidelines for preventing SQL injection attacks through proper input sanitization and database access control measures.