CVE-2012-6519 in DIY-CMS
Summary
by MITRE
SQL injection vulnerability in modules/poll/index.php in DIY-CMS 1.0 allows remote attackers to execute arbitrary SQL commands via the start parameter to mod.php.
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Analysis
by VulDB Data Team • 01/01/2025
The CVE-2012-6519 vulnerability represents a critical SQL injection flaw within the DIY-CMS 1.0 content management system, specifically targeting the poll module. This vulnerability exists in the file modules/poll/index.php and manifests when the application fails to properly sanitize user input passed through the start parameter to mod.php. The flaw enables remote attackers to inject malicious SQL commands directly into the database query execution flow, potentially compromising the entire database infrastructure.
This vulnerability falls under the CWE-89 category of SQL Injection, which is classified as a severe weakness in software security that allows attackers to manipulate database queries through untrusted input. The specific attack vector involves the start parameter being directly incorporated into SQL statements without proper input validation or parameterization. The vulnerability is particularly dangerous because it allows for arbitrary code execution within the database context, potentially enabling attackers to extract sensitive information, modify database contents, or even escalate privileges within the system.
The operational impact of this vulnerability extends beyond simple data theft, as it provides attackers with the capability to perform complete database compromise. An attacker could exploit this flaw to gain unauthorized access to user credentials, personal information, and other sensitive data stored within the CMS database. The remote nature of the attack means that adversaries do not require physical access to the system, making the vulnerability particularly attractive for widespread exploitation. The vulnerability also potentially allows for privilege escalation attacks where attackers could gain administrative access to the CMS, leading to full system compromise and potential lateral movement within network environments.
Security mitigation strategies for CVE-2012-6519 should focus on immediate input validation and parameterized query implementation. Organizations using DIY-CMS 1.0 should implement proper input sanitization techniques, including the use of prepared statements and parameterized queries to prevent user input from being interpreted as SQL commands. The vulnerability also aligns with ATT&CK technique T1071.004 for application layer protocol manipulation and T1190 for exploitation of remote services. System administrators should also consider implementing web application firewalls to detect and block malicious SQL injection attempts, while ensuring that all CMS components are updated to the latest versions that address this specific vulnerability. Regular security audits and penetration testing should be conducted to identify similar weaknesses in other applications and ensure comprehensive protection against similar attack vectors.