CVE-2022-42055 in GoodCloud IoT Device Management System
Summary
by MITRE • 10/28/2022
Multiple command injection vulnerabilities in GL.iNet GoodCloud IoT Device Management System Version 1.00.220412.00 via the ping and traceroute tools allow attackers to read arbitrary files on the system.
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Analysis
by VulDB Data Team • 05/07/2025
The vulnerability CVE-2022-42055 represents a critical command injection flaw affecting GL.iNet GoodCloud IoT Device Management System version 1.00.220412.00. This issue resides within the system's handling of network diagnostic commands, specifically the ping and traceroute utilities that are commonly used for network troubleshooting and monitoring. The vulnerability allows remote attackers to execute arbitrary commands on the affected devices by manipulating input parameters passed to these diagnostic tools, creating a significant security risk for IoT deployments that rely on this management system.
The technical exploitation of this vulnerability stems from inadequate input validation and sanitization within the command execution pathways of the ping and traceroute functions. When users provide input to these diagnostic tools through the web interface or API endpoints, the system fails to properly escape or filter special characters that could be interpreted as shell commands. This improper handling creates a command injection vector where malicious payloads can be executed with the privileges of the web application process, typically running with elevated system permissions. The vulnerability is classified under CWE-77 as a Command Injection weakness, which directly enables attackers to execute arbitrary system commands.
The operational impact of CVE-2022-42055 extends beyond simple command execution, as it enables attackers to read arbitrary files from the system filesystem. This capability allows adversaries to extract sensitive information including configuration files, authentication credentials, system logs, and potentially private keys or other confidential data stored on the device. The implications are particularly severe for IoT environments where these devices often serve as gateways or controllers within larger network infrastructures, potentially providing attackers with lateral movement opportunities and persistent access to critical network segments. The vulnerability affects the core management functionality of the GoodCloud system, which is designed to provide remote monitoring and control of IoT devices, making it a prime target for attackers seeking to compromise entire device fleets.
Security professionals should implement immediate mitigations including input validation and sanitization of all user-supplied parameters in network diagnostic functions, proper command escaping, and privilege separation between web application processes and system commands. Network segmentation and monitoring of suspicious command execution patterns can help detect exploitation attempts. The vulnerability aligns with ATT&CK technique T1059.001 for Command and Scripting Interpreter and T1005 for Data from Local System, indicating that exploitation would likely involve multiple stages of attack. Organizations should also consider implementing web application firewalls to detect and block malicious input patterns targeting these diagnostic functions. Regular security updates and patch management processes are essential for maintaining protection against such vulnerabilities in IoT device management systems, particularly given the widespread deployment of GL.iNet products in enterprise and industrial environments.