CVE-2012-3881 in RTG2
Summary
by MITRE
Multiple SQL injection vulnerabilities in RTG 0.7.4 and RTG2 0.9.2 allow remote attackers to execute arbitrary SQL commands via unspecified parameters to (1) 95.php, (2) view.php, or (3) rtg.php.
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Analysis
by VulDB Data Team • 02/18/2019
The vulnerability identified as CVE-2012-3881 represents a critical SQL injection flaw affecting RTG 0.7.4 and RTG2 0.9.2 web applications. This vulnerability falls under the CWE-89 category, which specifically addresses SQL injection attacks where untrusted data is incorporated into SQL commands without proper sanitization or validation. The affected parameters in the web application's codebase are located within three specific files: 95.php, view.php, and rtg.php, making these entry points for malicious actors to exploit the system. The vulnerability enables remote attackers to execute arbitrary SQL commands, which fundamentally compromises the integrity and confidentiality of the underlying database system.
The technical implementation of this vulnerability stems from insufficient input validation and parameter sanitization within the web application's code. When user-supplied data is directly concatenated into SQL query strings without proper escaping or parameterization, attackers can manipulate the intended query structure. This allows them to inject malicious SQL fragments that bypass authentication mechanisms, extract sensitive data, modify database records, or even execute system commands depending on the database backend and application configuration. The unspecified parameters mentioned in the vulnerability description indicate that multiple input vectors within these files are susceptible to manipulation, increasing the attack surface and exploitation potential.
The operational impact of CVE-2012-3881 is severe and multifaceted, potentially leading to complete system compromise. Remote attackers could gain unauthorized access to sensitive information stored within the database, including user credentials, personal data, and business-critical information. The ability to execute arbitrary SQL commands means that attackers could escalate privileges, create backdoors, or perform data destruction operations. Furthermore, the vulnerability could enable attackers to establish persistent access to the system, making it particularly dangerous for long-term compromise. The affected RTG applications, which are typically used for network monitoring and traffic analysis, could become compromised sources of unauthorized data access and potential lateral movement within network environments.
Mitigation strategies for this vulnerability should prioritize immediate patching of the affected RTG versions to address the SQL injection flaws in the identified PHP files. Organizations should implement proper input validation and parameterized queries throughout the application codebase to prevent similar issues from occurring in the future. The principle of least privilege should be enforced by ensuring database accounts used by the web application have minimal required permissions. Network segmentation and intrusion detection systems can help monitor for exploitation attempts. Additionally, implementing web application firewalls and regular security code reviews can provide additional layers of protection against SQL injection attacks. The vulnerability demonstrates the importance of following secure coding practices and adhering to OWASP Top Ten security guidelines to prevent such critical vulnerabilities from being introduced into web applications.