CVE-2022-44037 in Energy Communication Unit
Summary
by MITRE • 11/29/2022
An access control issue in APsystems ENERGY COMMUNICATION UNIT (ECU-C) Power Control Software V4.1NA, V3.11.4, W2.1NA, V4.1SAA, C1.2.2 allows attackers to access sensitive data and execute specific commands and functions with full admin rights without authenticating allows him to perform multiple attacks, such as attacking wireless network in the product's range.
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Analysis
by VulDB Data Team • 04/26/2025
The CVE-2022-44037 vulnerability represents a critical access control flaw within APsystems ENERGY COMMUNICATION UNIT (ECU-C) Power Control Software across multiple versions including V4.1NA, V3.11.4, W2.1NA, V4.1SAA, and C1.2.2. This weakness fundamentally undermines the security posture of energy management systems by eliminating proper authentication mechanisms that should govern administrative access to sensitive operational functions. The vulnerability manifests as a failure in the software's authorization framework, allowing unauthenticated attackers to escalate privileges and gain full administrative control over the affected devices. This represents a direct violation of the principle of least privilege and demonstrates a severe failure in the software's security architecture.
The technical implementation of this flaw enables attackers to bypass standard authentication procedures entirely, creating a backdoor that provides complete administrative access to the power control systems. The vulnerability allows unauthorized individuals to execute specific commands and functions that should only be available to authenticated administrators, effectively granting them complete control over the device's operational parameters. This includes the ability to modify power settings, access sensitive operational data, and manipulate the device's configuration parameters. The flaw specifically impacts wireless network functionality within the product's operational range, suggesting that the vulnerability extends beyond simple command execution to encompass network-level manipulation capabilities.
From an operational impact perspective, this vulnerability creates significant risk for energy infrastructure deployments where APsystems ECU-C devices are utilized. Attackers with access to the affected systems can potentially disrupt power delivery, modify operational parameters, and compromise the integrity of energy management processes. The ability to attack wireless networks in the product's range introduces additional complexity as it suggests potential for lateral movement within connected systems and could enable broader network compromise. This vulnerability directly affects the security of critical infrastructure components and represents a serious concern for industrial control systems where unauthorized access could lead to operational disruptions, safety hazards, or financial losses.
The vulnerability aligns with CWE-284 (Improper Access Control) and represents a clear violation of access control principles that should be fundamental to any security-conscious system. From an ATT&CK framework perspective, this vulnerability maps to multiple techniques including privilege escalation, lateral movement, and command and control operations. The lack of authentication requirements creates opportunities for initial access and subsequent exploitation that could lead to persistent access within target environments. Organizations should consider implementing network segmentation to limit exposure, deploying intrusion detection systems to monitor for suspicious activities, and ensuring immediate firmware updates are applied to address this vulnerability. Additionally, regular security assessments of industrial control systems should include evaluation of authentication mechanisms to prevent similar weaknesses from being present in operational environments.
The implications of this vulnerability extend beyond immediate exploitation to encompass long-term security posture concerns for energy management systems. Organizations relying on affected APsystems devices must conduct comprehensive risk assessments to determine the full scope of potential impacts and implement appropriate compensating controls while awaiting official patches or firmware updates. The vulnerability demonstrates the importance of robust authentication mechanisms in critical infrastructure systems and highlights the need for security-by-design principles in industrial control equipment development.