CVE-2023-33743 in RoomCast TA-2400
Summary
by MITRE • 07/28/2023
TeleAdapt RoomCast TA-2400 1.0 through 3.1 is vulnerable to Improper Access Control; specifically, Android Debug Bridge (adb) is available.
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Analysis
by VulDB Data Team • 01/06/2026
The TeleAdapt RoomCast TA-2400 series devices represent a line of video conferencing and collaboration solutions designed for enterprise environments. These devices operate on embedded systems with Android-based operating systems and provide functionality for managing audiovisual content in meeting spaces. The vulnerability identified in versions 1.0 through 3.1 affects the device's security posture by exposing the Android Debug Bridge service, which is typically intended for development and debugging purposes but should not be accessible in production environments. This exposure creates a significant security risk as the adb service provides direct access to the underlying operating system and applications running on the device.
The technical flaw stems from improper access control implementation within the device's security configuration. The Android Debug Bridge service runs with elevated privileges and allows for command execution, file system access, and application management directly on the device. When this service is exposed without proper authentication mechanisms or network segmentation, it creates an attack surface that allows unauthorized users to gain root access to the device. The vulnerability specifically relates to CWE-284 which describes improper access control where the system fails to properly enforce access restrictions on resources and services. This flaw allows attackers to execute arbitrary commands, install malicious applications, modify system configurations, and potentially access sensitive data stored on the device or transmitted through it.
The operational impact of this vulnerability extends beyond simple unauthorized access to encompass complete device compromise and potential network infiltration. An attacker who exploits this vulnerability can gain full control over the RoomCast device, potentially using it as a pivot point to access other network resources within the organization. The device's role in video conferencing and collaboration means it likely has access to sensitive meeting content, user credentials, and potentially network credentials. This compromise could lead to man-in-the-middle attacks, data exfiltration, or the device being used as a persistent threat vector within the network. The attack surface is particularly concerning given that these devices are typically deployed in corporate environments where they may have access to internal networks and sensitive communications. According to ATT&CK framework, this vulnerability maps to T1059.001 (Command and Scripting Interpreter: PowerShell) and T1566 (Phishing) as attackers could leverage the compromised device to conduct further attacks or establish persistence.
Mitigation strategies should focus on immediate network segmentation and access control enforcement. Organizations should implement network access controls to restrict access to the device's management interfaces and disable unnecessary services including adb. The device should be configured with strong authentication mechanisms and network isolation to prevent unauthorized access. Regular security assessments and firmware updates should be implemented to address known vulnerabilities and maintain device security posture. The solution involves disabling the adb service entirely in production environments, implementing proper firewall rules, and ensuring that only authorized personnel have access to the device's administrative interfaces. Additionally, network monitoring should be enhanced to detect unusual access patterns or unauthorized connections to the device. Organizations should also consider implementing device management solutions that can enforce security policies and monitor device configurations to prevent unauthorized changes that could expose the adb service. The vulnerability highlights the importance of following security best practices for embedded systems and the need for proper security configuration management throughout the device lifecycle.