CVE-2009-4591 in BASE
Summary
by MITRE
SQL injection vulnerability in Basic Analysis and Security Engine (BASE) before 1.4.4 allows remote attackers to execute arbitrary SQL commands via unspecified vectors.
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Analysis
by VulDB Data Team • 01/26/2019
The vulnerability identified as CVE-2009-4591 represents a critical SQL injection flaw within the Basic Analysis and Security Engine (BASE) platform, a widely used network intrusion detection system that provides security analysts with tools for analyzing and correlating network traffic data. This vulnerability affects BASE versions prior to 1.4.4 and exposes the system to remote code execution through maliciously crafted SQL commands that can be injected into the application's database queries. The flaw stems from inadequate input validation and sanitization mechanisms within the application's database interaction components, creating an attack surface that allows malicious actors to manipulate database queries without proper authentication or authorization. The unspecified vectors indicate that the vulnerability could potentially be exploited through multiple entry points within the application's interface or API endpoints that process user-supplied data.
The technical implementation of this SQL injection vulnerability occurs when BASE processes user input that is directly incorporated into SQL query construction without proper parameterization or input sanitization. This allows attackers to inject malicious SQL syntax that can alter the intended query behavior, potentially enabling them to extract sensitive data, modify database records, or even execute administrative commands on the underlying database system. The vulnerability's classification aligns with CWE-89, which specifically addresses SQL injection weaknesses in software applications. Attackers exploiting this vulnerability can leverage the compromised BASE system to gain unauthorized access to security event data, potentially compromising the integrity of security monitoring and incident response capabilities. The remote nature of the attack means that exploitation can occur from any location without requiring physical access to the system, making the vulnerability particularly dangerous for organizations relying on BASE for their security operations.
The operational impact of CVE-2009-4591 extends beyond immediate data compromise to potentially undermine the entire security infrastructure that organizations depend upon for threat detection and response. When an attacker successfully exploits this vulnerability, they can access sensitive security event logs, alert data, and configuration information that would normally be protected within the BASE system. This access could enable attackers to identify gaps in security monitoring, understand the organization's security posture, and potentially craft more sophisticated attacks against the network infrastructure. The vulnerability also poses risks to database integrity, as attackers could modify or delete critical security data that would otherwise be protected by proper access controls. Organizations using BASE for security information and event management (SIEM) functions face particular risk, as the compromised system could provide attackers with insights into network traffic patterns and security incident details that would otherwise remain confidential.
Organizations should immediately implement mitigation strategies including updating to BASE version 1.4.4 or later, which includes proper input validation and parameterized query implementations that prevent SQL injection attacks. Network segmentation and access control measures should be strengthened to limit exposure of the BASE system to untrusted networks and users. Database-level protections such as restricted user permissions, query auditing, and regular security assessments should be implemented to reduce the potential impact of any successful exploitation attempts. The vulnerability's characteristics align with ATT&CK technique T1071.005, which describes application layer protocol manipulation, and T1046, which covers network service scanning. Regular security monitoring and intrusion detection system updates are essential for early detection of exploitation attempts, while comprehensive backup strategies should be maintained to ensure rapid recovery in case of successful compromise. The vulnerability demonstrates the critical importance of maintaining current security patches and implementing proper input validation practices in security applications that handle sensitive operational data.