CVE-2017-11200 in FineCMS
Summary
by MITRE
SQL Injection exists in FineCMS through 2017-07-12 via the application/core/controller/excludes.php visitor_ip parameter.
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Analysis
by VulDB Data Team • 10/25/2019
The vulnerability identified as CVE-2017-11200 represents a critical sql injection flaw within the FineCMS content management system that was actively exploited through at least July 12 2017. This vulnerability specifically targets the application/core/controller/excludes.php script where the visitor_ip parameter serves as an entry point for malicious sql injection attacks. The flaw resides in how the system processes user input through this particular parameter without adequate sanitization or validation measures, creating a direct pathway for attackers to manipulate the underlying database queries.
The technical implementation of this vulnerability stems from improper input handling within the FineCMS framework where the visitor_ip parameter is directly incorporated into sql queries without appropriate escaping or parameterization. This allows attackers to inject malicious sql code that can be executed within the database context, potentially enabling full database compromise. The vulnerability operates at the application layer and specifically affects the core controller functionality that handles visitor identification and exclusion logic. According to CWE classification this represents a classic CWE-89 sql injection weakness where user-supplied data flows directly into sql commands without proper validation or sanitization.
The operational impact of this vulnerability extends far beyond simple data theft, as successful exploitation could enable attackers to extract sensitive information, modify or delete database records, and potentially escalate privileges within the system. The vulnerability affects the entire FineCMS ecosystem as it resides in core controller files that are fundamental to the application's operation. Attackers could leverage this weakness to gain unauthorized access to user credentials, personal information, and other sensitive data stored within the database. The timing of this vulnerability's discovery and exploitation window indicates it was actively targeted by threat actors before being patched, making it particularly dangerous for systems that remained unpatched during this period.
Organizations affected by this vulnerability should implement immediate mitigation strategies including applying the latest security patches released by FineCMS developers, implementing web application firewalls to detect and block sql injection attempts, and conducting thorough security audits of all input handling mechanisms. The ATT&CK framework categorizes this vulnerability under the T1190 exploitation for client execution technique where attackers leverage application weaknesses to execute malicious code. System administrators should also consider implementing database query monitoring and logging to detect anomalous sql patterns that may indicate exploitation attempts. Additionally, the principle of least privilege should be enforced by ensuring database accounts used by FineCMS have minimal necessary permissions and that proper input validation is implemented across all user-facing parameters to prevent similar vulnerabilities from emerging in the future.