CVE-2007-6035 in Cacti
Summary
by MITRE
SQL injection vulnerability in graph.php in Cacti before 0.8.7a allows remote attackers to execute arbitrary SQL commands via the local_graph_id parameter.
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Analysis
by VulDB Data Team • 08/01/2019
The vulnerability identified as CVE-2007-6035 represents a critical sql injection flaw within the graph.php component of Cacti monitoring software versions prior to 0.8.7a. This vulnerability exists in the handling of the local_graph_id parameter, which serves as a critical input point for graph rendering functionality within the network monitoring system. The flaw allows remote attackers to inject malicious sql commands directly into the application's database layer, potentially compromising the entire monitoring infrastructure and underlying database systems.
This sql injection vulnerability operates through the improper sanitization of user-supplied input within the graph.php script. When the local_graph_id parameter is processed, the application fails to adequately validate or escape the input before incorporating it into sql queries. The vulnerability falls under the common weakness enumeration CWE-89 which specifically addresses sql injection flaws where untrusted data is directly embedded into sql command strings without proper filtering or parameterization. Attackers can exploit this by crafting malicious input that alters the intended sql query execution path, potentially allowing them to extract sensitive data, modify database records, or even execute administrative commands on the underlying database system.
The operational impact of this vulnerability extends beyond simple data compromise, as Cacti serves as a critical network monitoring tool for many organizations. Successful exploitation could enable attackers to gain unauthorized access to network performance data, system configurations, and potentially sensitive operational information. The remote nature of the attack means that threat actors do not require physical access to the system or local network privileges to exploit the vulnerability. This makes the attack surface particularly concerning for organizations that rely on Cacti for monitoring critical infrastructure components, as the vulnerability could be leveraged to gain insights into network topology, performance metrics, and system configurations that might reveal additional attack vectors or vulnerabilities within the monitored environment.
The exploitation of this vulnerability aligns with several tactics described in the attack technique framework, particularly those involving command execution and data manipulation within database environments. The attack pattern demonstrates characteristics of persistent threat actors who seek to establish long-term access to monitoring systems, as these tools often contain valuable information about network behavior and system configurations. Organizations using vulnerable versions of Cacti face increased risk of advanced persistent threats that could use this vulnerability as an initial access point to expand their operational capabilities within the monitored network infrastructure.
Mitigation strategies for CVE-2007-6035 focus primarily on immediate patching of the affected Cacti versions to 0.8.7a or later, which includes proper input validation and parameterization of sql queries. Organizations should implement input sanitization measures and ensure that all user-supplied parameters are properly escaped or parameterized before database interaction. Additionally, network segmentation and access controls should be implemented to limit exposure of the monitoring system to untrusted networks, while regular security audits and vulnerability assessments should be conducted to identify similar issues within other components of the monitoring infrastructure. The remediation process should also include comprehensive logging and monitoring of database activities to detect potential exploitation attempts and ensure rapid incident response capabilities.