CVE-2023-52952 in HiMed Cockpit 12 pro
Summary
by MITRE • 10/08/2024
A vulnerability has been identified in HiMed Cockpit 12 pro (J31032-K2017-H259) (All versions >= V11.5.1 = V11.5.1 = V11.5.1 = V11.5.1 < V11.6.2). The Kiosk Mode of the affected devices contains a restricted desktop environment escape vulnerability. This could allow an unauthenticated local attacker to escape the restricted environment and gain access to the underlying operating system.
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Analysis
by VulDB Data Team • 10/11/2024
The vulnerability CVE-2023-52952 affects HiMed Cockpit 12 pro devices running firmware versions from V11.5.1 through the version prior to V11.6.2. This represents a critical security flaw within the kiosk mode implementation that is designed to provide a restricted desktop environment for medical equipment interfaces. The affected system operates in a controlled environment where users should be limited to specific applications and functionalities while preventing access to the underlying operating system. The vulnerability manifests as an escape path that allows attackers to bypass these security restrictions and gain unauthorized access to the base operating system.
This technical flaw constitutes a privilege escalation vulnerability that directly violates the fundamental security principle of isolation between user interfaces and system-level access. The restricted desktop environment typically employs various security mechanisms such as custom window managers, application whitelisting, and process isolation to prevent unauthorized system access. However, the vulnerability in question allows an unauthenticated local attacker to exploit a weakness in the kiosk mode implementation, effectively breaking down these protective barriers. The vulnerability's impact is particularly concerning given that it affects medical devices where system integrity and data security are paramount for patient safety and regulatory compliance.
The operational implications of this vulnerability extend beyond simple access control bypass. Attackers who successfully exploit this weakness could potentially access sensitive medical data, modify critical system configurations, install malicious software, or disrupt the normal operation of medical equipment. The fact that no authentication is required makes this vulnerability particularly dangerous as it can be exploited by anyone with physical access to the device. This scenario is especially problematic in healthcare environments where medical devices may be located in accessible areas and where unauthorized access could compromise patient privacy, medical device functionality, or even patient safety. The vulnerability affects a specific range of firmware versions, indicating that it was likely introduced in a particular software update and subsequently patched in version V11.6.2.
Security professionals should consider this vulnerability in relation to CWE-284 which describes improper access control in software systems, and the ATT&CK framework's T1068 which covers 'Exploitation for Privilege Escalation'. Organizations must implement immediate mitigations including firmware updates to version V11.6.2 or later, network segmentation to limit physical access to affected devices, and enhanced monitoring for unauthorized access attempts. Additional protective measures should include disabling unnecessary services, implementing physical security controls, and conducting regular security assessments of medical device environments. The vulnerability also highlights the importance of secure kiosk mode implementations in industrial and medical environments where access control is critical for maintaining system integrity and protecting sensitive information.