CVE-2024-47258 in Access Commander
Summary
by MITRE • 02/06/2025
2N Access Commander version 2.1 and prior is vulnerable in default settings to Man In The Middle attack due to not verifying certificates of 2N edge devices.
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Analysis
by VulDB Data Team • 02/21/2025
The vulnerability identified as CVE-2024-47258 affects 2N Access Commander version 2.1 and earlier implementations, presenting a critical security weakness that undermines the integrity of communication between the access control system and edge devices. This flaw manifests in the default configuration where the system fails to properly validate the digital certificates presented by connected 2N edge devices, creating an exploitable gap in the authentication framework that adversaries can leverage for unauthorized system access.
The technical root cause of this vulnerability lies in the absence of proper certificate verification mechanisms within the 2N Access Commander software. When edge devices attempt to establish communication with the central command system, they present X.509 certificates as part of the TLS handshake process. However, the vulnerable software implementation does not perform adequate validation of these certificates, allowing attackers to potentially intercept and manipulate communications between the access control system and physical security devices such as door controllers, readers, and other edge components. This weakness specifically aligns with CWE-295 which addresses improper certificate validation and certificate pinning issues.
The operational impact of this vulnerability extends beyond simple network monitoring, as it enables sophisticated man-in-the-middle attacks that could compromise entire physical security infrastructures. An attacker positioned within the network can potentially impersonate legitimate edge devices, gain unauthorized access to access control systems, and manipulate door states, access permissions, or authentication data. The default nature of this vulnerability means that organizations deploying 2N Access Commander without modifying security configurations are immediately exposed to this risk, creating a significant attack surface that could lead to unauthorized physical access, data breaches, or complete system compromise. This weakness directly maps to attack techniques described in the MITRE ATT&CK framework under T1566 for credential access and T1046 for network service scanning.
Organizations should immediately implement mitigations including updating to the latest version of 2N Access Commander where certificate verification has been properly implemented, configuring explicit certificate pinning for edge devices, and establishing network segmentation controls to limit lateral movement. Security teams should also deploy network monitoring solutions capable of detecting unusual certificate exchange patterns and implement mandatory certificate validation policies across all networked security devices. The vulnerability demonstrates the critical importance of proper certificate management and validation in security-critical systems, emphasizing that default configurations should never be considered secure without explicit security hardening measures.