CVE-2006-3065 in blur6ex
Summary
by MITRE
SQL injection vulnerability in engine/shards/blog.php in blur6ex 0.3.462 allows remote attackers to execute arbitrary SQL commands via the ID parameter in a proc_reply action in the blog shard. NOTE: This is a similar vulnerability to CVE-2006-1763, but the affected code and versions are different.
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Analysis
by VulDB Data Team • 07/02/2024
The vulnerability described in CVE-2006-3065 represents a critical SQL injection flaw within the blur6ex content management system version 0.3.462. This security weakness specifically targets the engine/shards/blog.php component and manifests when processing the ID parameter during a proc_reply action within the blog shard functionality. The vulnerability enables remote attackers to execute arbitrary SQL commands without authentication, presenting a significant risk to system integrity and data confidentiality.
This SQL injection vulnerability operates through improper input validation and sanitization mechanisms within the affected PHP script. When the application processes user-supplied ID parameters without adequate filtering or parameterization, malicious SQL code can be injected into the database query execution flow. The flaw specifically occurs in the blog shard's reply processing functionality, where the ID parameter directly influences database operations. According to CWE classification, this represents a CWE-89: Improper Neutralization of Special Elements used in an SQL Command, which is one of the most prevalent and dangerous categories of injection vulnerabilities.
The operational impact of this vulnerability extends beyond simple data theft, as it allows attackers to perform complete database manipulation including data retrieval, modification, deletion, and potentially unauthorized administrative actions. Remote attackers can exploit this weakness to bypass authentication mechanisms, extract sensitive information from database tables, modify content, or even escalate privileges within the application environment. The vulnerability's remote exploitability means that attackers do not require physical access to the system, making it particularly dangerous for web applications exposed to public networks. This aligns with ATT&CK technique T1190: Exploit Public-Facing Application, which categorizes such vulnerabilities as entry points for initial access and lateral movement.
The affected version blur6ex 0.3.462 represents a legacy system where security practices were less mature compared to modern development standards. This vulnerability demonstrates the importance of proper input validation and parameterized queries in preventing injection attacks. While similar to CVE-2006-1763, the distinct code paths and versions indicate that this was not a simple copy-paste issue but rather a fundamental architectural flaw in how database interactions were handled within the application's blog functionality. Organizations utilizing this version should prioritize immediate remediation through code patches, input validation improvements, and database access controls.
Mitigation strategies for this vulnerability should include immediate implementation of parameterized queries or prepared statements to prevent SQL injection, comprehensive input validation and sanitization of all user-supplied data, and regular security audits of database interactions. The application should also implement proper access controls and least privilege principles for database connections. Additionally, web application firewalls and intrusion detection systems can provide additional layers of protection against exploitation attempts. This vulnerability serves as a reminder of the critical importance of secure coding practices and regular security updates in preventing exploitation of fundamental database interaction flaws.