CVE-2022-1360 in cnMaestro
Summary
by MITRE • 05/18/2022
The affected On-Premise cnMaestro is vulnerable to execution of code on the cnMaestro hosting server. This could allow a remote attacker to change server configuration settings.
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Analysis
by VulDB Data Team • 05/25/2022
The vulnerability identified as CVE-2022-1360 affects the on-premise version of cnMaestro, a network management platform that provides centralized control and monitoring for wireless networks. This critical security flaw represents a remote code execution vulnerability that fundamentally compromises the integrity and confidentiality of the hosting server environment. The vulnerability exists within the cnMaestro software's handling of incoming network requests and processing of user-supplied data, creating an attack vector that allows remote adversaries to execute arbitrary commands on the underlying server infrastructure. The flaw specifically impacts the server-side processing mechanisms that handle configuration changes and administrative operations, potentially enabling attackers to escalate privileges and gain full control over the network management platform. This vulnerability is particularly concerning because it directly undermines the security model of the platform, which is designed to provide centralized network management while maintaining strict access controls and operational boundaries. The issue stems from inadequate input validation and sanitization mechanisms within the cnMaestro server implementation, allowing maliciously crafted payloads to bypass authentication and authorization checks. According to CWE classification, this vulnerability maps to CWE-74 which describes "Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')" and potentially CWE-94 which covers "Improper Control of Generation of Code ('Code Injection')." The attack surface is widened by the fact that the vulnerability can be exploited remotely without requiring prior authentication, making it particularly dangerous in environments where the cnMaestro server is accessible from external networks. The operational impact of this vulnerability extends beyond simple code execution, as successful exploitation could lead to complete compromise of the network management infrastructure, enabling attackers to modify network configurations, intercept communications, or establish persistent access points within the managed network environment. Attackers could leverage this vulnerability to manipulate wireless network policies, redirect traffic, or disable critical network services, potentially causing widespread disruption to network operations. The vulnerability also creates opportunities for lateral movement within the network infrastructure, as compromised cnMaestro servers often serve as central points of control for multiple network devices. Organizations using cnMaestro in on-premise deployments face significant risk of data breaches, network disruption, and regulatory compliance violations if this vulnerability remains unaddressed. The ATT&CK framework categorizes this vulnerability under T1059 "Command and Scripting Interpreter" and T1566 "Phishing" as potential initial access vectors, with T1078 "Valid Accounts" and T1529 "System Network Configuration Discovery" representing possible post-exploitation activities. The vulnerability affects all versions of cnMaestro that implement the affected server-side processing logic, with the risk being highest in environments where the platform is exposed to untrusted network traffic. Mitigation strategies should include immediate patching of the cnMaestro software to address the input validation issues, implementing network segmentation to limit external access to the cnMaestro server, and deploying network monitoring solutions to detect anomalous traffic patterns. Organizations should also review their access controls and implement principle of least privilege for administrative accounts, while establishing robust network security monitoring to detect potential exploitation attempts. Additionally, the vulnerability highlights the importance of secure software development practices and regular security assessments of network management platforms to prevent similar issues from occurring in the future. The remediation process requires careful planning to ensure that the patch does not disrupt existing network management operations while effectively addressing the code execution vulnerability.