CVE-2022-3156 in Studio 5000 Logix Emulate
Summary
by MITRE • 12/27/2022
A remote code execution vulnerability exists in Rockwell Automation Studio 5000 Logix Emulate software. Users are granted elevated permissions on certain product services when the software is installed. Due to this misconfiguration, a malicious user could potentially achieve remote code execution on the targeted software.
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Analysis
by VulDB Data Team • 01/23/2023
The vulnerability identified as CVE-2022-3156 represents a critical remote code execution flaw within Rockwell Automation Studio 5000 Logix Emulate software, a widely deployed industrial automation platform used extensively in manufacturing and industrial control systems. This vulnerability stems from improper privilege escalation mechanisms within the software installation process, where certain product services are inadvertently granted elevated permissions that should remain restricted to authorized administrative users. The flaw exists at the core of the software's security architecture, creating an attack surface that malicious actors can exploit to gain unauthorized access to critical industrial control environments.
The technical implementation of this vulnerability involves a misconfiguration in the software's service permission model where specific components receive elevated privileges during installation without proper authorization checks. This misconfiguration creates a path for remote attackers to leverage these elevated permissions to execute arbitrary code on the target system. The flaw operates at the system level rather than at the application layer, making it particularly dangerous in industrial environments where operational technology (OT) systems require robust security boundaries. According to CWE classification, this vulnerability maps to CWE-276: Incorrect Permission Assignment for Critical Resources, which directly addresses improper access control mechanisms that allow unauthorized privilege escalation.
The operational impact of CVE-2022-3156 extends beyond simple remote code execution, as it fundamentally compromises the security posture of industrial control systems that rely on Rockwell Automation software. In industrial environments, this vulnerability could enable attackers to manipulate production processes, introduce malicious code into control systems, or potentially cause physical damage to manufacturing equipment. The implications are particularly severe given that industrial control systems often operate in closed networks with limited security monitoring, making such attacks difficult to detect and respond to effectively. The vulnerability's remote exploitation capability means that attackers do not require physical access to the industrial facility, potentially enabling nation-state actors or sophisticated cybercriminal organizations to target critical infrastructure.
Mitigation strategies for this vulnerability must address both immediate remediation and long-term security hardening of industrial control environments. Organizations should implement immediate patch management procedures to upgrade to affected versions of Rockwell Automation Studio 5000 Logix Emulate software, while simultaneously reviewing and implementing proper access control policies for industrial services. The ATT&CK framework's TA0002: Execution and TA0003: Persistence categories are particularly relevant here, as attackers could leverage this vulnerability to establish persistent access to industrial networks. Additional protective measures should include network segmentation of industrial control systems, implementation of privileged access management solutions, and regular security assessments of OT environments. Security monitoring should be enhanced to detect anomalous behavior in industrial control services, and organizations should consider implementing zero-trust principles even within their industrial networks to prevent lateral movement once a system is compromised.