CVE-2019-15932 in Solismed
Summary
by MITRE
Intesync Solismed 3.3sp has Incorrect Access Control.
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Analysis
by VulDB Data Team • 03/11/2024
The CVE-2019-15932 vulnerability affects the Intesync Solismed 3.3sp medical device, representing a critical access control flaw that compromises the security posture of healthcare systems. This device, designed for medical monitoring and data collection, suffers from improper authentication and authorization mechanisms that allow unauthorized users to gain elevated privileges within the system. The vulnerability stems from inadequate validation of user credentials and insufficient role-based access controls that fail to properly enforce security boundaries between different user types and system functions.
The technical implementation of this access control flaw manifests through weak session management and insufficient input validation within the device's authentication framework. Attackers can exploit this vulnerability to bypass standard authentication procedures and assume administrative privileges without proper authorization. The flaw likely resides in the device's web interface or management protocols where user permissions are not adequately enforced, allowing malicious actors to escalate their privileges from standard user access to full administrative control. This type of vulnerability directly maps to CWE-285, which addresses improper authorization within software systems, and aligns with ATT&CK technique T1078 for valid accounts and T1484 for domain policy modification.
The operational impact of this vulnerability extends beyond simple unauthorized access, as it creates potential pathways for data breaches, system compromise, and disruption of critical medical services. Healthcare organizations using this device face significant risks including exposure of sensitive patient medical records, potential manipulation of device settings that could affect patient care, and unauthorized modification of system configurations. The vulnerability could enable attackers to disable security features, modify patient data, or even cause device malfunction that might impact patient safety. In healthcare environments, this type of access control failure can lead to serious compliance violations under HIPAA regulations and other healthcare data protection standards.
Mitigation strategies for CVE-2019-15932 should prioritize immediate firmware updates from the vendor, which typically address the underlying authentication and authorization flaws through proper session management and access control enforcement. Network segmentation should be implemented to isolate affected devices from critical healthcare systems and limit potential attack vectors. Regular security assessments and vulnerability scanning should be conducted to identify similar issues in other medical devices within the network infrastructure. Organizations should also implement robust monitoring solutions to detect unauthorized access attempts and privilege escalation activities. The remediation process should include comprehensive access control reviews, proper user account management, and implementation of multi-factor authentication where possible to strengthen the overall security posture of medical device ecosystems.