CVE-2013-4859 in Hub 2242-222
Summary
by MITRE
INSTEON Hub 2242-222 lacks Web and API authentication
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Analysis
by VulDB Data Team • 03/18/2024
The CVE-2013-4859 vulnerability affects the INSTEON Hub 2242-222 smart home device, which is part of the INSTEON home automation ecosystem designed for wireless communication between home devices. This particular hub model serves as a central controller that manages communication between various INSTEON-enabled devices including lighting controls, thermostats, and security sensors within residential and commercial environments. The vulnerability stems from the device's failure to implement proper authentication mechanisms for both its web interface and application programming interface, creating a critical security gap that allows unauthorized access to the entire home automation network.
The technical flaw manifests in the absence of any form of user authentication or access control for the hub's management interfaces. When users attempt to access the web-based administration panel or utilize the API for device control and configuration, no login credentials, session tokens, or cryptographic authentication methods are required to establish access. This means that any individual with network access to the hub can potentially control all connected devices, modify network settings, view sensitive configuration data, and perform administrative functions without authorization. The vulnerability exists at the application layer of the network stack, specifically within the HTTP server implementation that serves both the web interface and API endpoints, where authentication checks are completely missing or improperly configured.
The operational impact of this vulnerability is severe and multifaceted, as it fundamentally compromises the security model of the entire home automation system. An attacker who gains network access to the hub can manipulate lighting controls, adjust thermostat settings, disable security sensors, and potentially gain access to other networked devices connected to the same local network. This vulnerability directly violates security principles outlined in the OWASP Top Ten, specifically addressing the lack of authentication and session management controls. The risk extends beyond simple device manipulation to potential privacy violations, as the hub may store sensitive information about household routines, device configurations, and user preferences. Additionally, the vulnerability creates a persistent threat vector that remains active as long as the device remains connected to the network, potentially allowing for long-term unauthorized access and control.
Mitigation strategies for CVE-2013-4859 should focus on implementing proper authentication mechanisms and network segmentation approaches. Organizations and individuals should immediately disable remote access to the hub when not actively needed, implement network access controls using firewalls to restrict access to only trusted devices, and consider network segmentation to isolate the hub from other critical systems. The device manufacturer should provide firmware updates that implement proper authentication, including strong password policies, encrypted communication channels, and secure session management. This vulnerability aligns with ATT&CK technique T1071.004 for application layer protocol and T1046 for network service scanning, as attackers can easily discover and exploit the unauthenticated interfaces. Security practitioners should also consider implementing network monitoring solutions to detect unusual access patterns to the hub's interfaces and establish baseline behavior for normal operational activity. The vulnerability demonstrates a classic failure in secure by design principles and highlights the importance of implementing robust authentication controls even in consumer IoT devices.