CVE-2024-7396 in JetPort 5601v3
Summary
by MITRE • 08/05/2024
Missing encryption of sensitive data in Korenix JetPort 5601v3 allows Eavesdropping.This issue affects JetPort 5601v3: through 1.2.
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Analysis
by VulDB Data Team • 11/05/2025
The vulnerability CVE-2024-7396 represents a critical weakness in the Korenix JetPort 5601v3 network security appliance that exposes sensitive data through inadequate encryption mechanisms. This device operates as a gateway for industrial network communications and is designed to facilitate secure data transmission between various network segments. The flaw specifically manifests in the device's failure to properly encrypt sensitive information during transmission, creating an avenue for unauthorized access and surveillance activities. The vulnerability affects all versions of the JetPort 5601v3 up to and including version 1.2, indicating that this weakness has persisted across multiple releases without adequate remediation.
The technical nature of this vulnerability stems from the device's insufficient implementation of cryptographic protocols for protecting data in transit. When sensitive information flows through the JetPort 5601v3, it remains unencrypted or is protected by weak encryption methods that can be easily bypassed or decrypted by malicious actors. This weakness directly violates fundamental security principles and creates a significant exposure point for confidential data including network credentials, operational parameters, and potentially proprietary information. The device's failure to enforce proper encryption standards means that any data passing through its network interfaces remains vulnerable to interception and analysis by attackers who gain access to the network traffic.
From an operational perspective, this vulnerability creates substantial risk for organizations that rely on the Korenix JetPort 5601v3 for network security. The eavesdropping capability allows attackers to monitor and potentially manipulate network communications, which could lead to unauthorized access to critical systems, data theft, or disruption of industrial processes. The impact extends beyond simple information disclosure as the ability to intercept communications can enable more sophisticated attacks including man-in-the-middle scenarios, credential harvesting, and reconnaissance activities that could compromise broader network infrastructure. Organizations using this device in industrial control systems or critical infrastructure environments face particular risk given the potential for operational technology disruption.
This vulnerability aligns with CWE-312 (Cleartext Storage of Sensitive Information) and CWE-310 (Cryptography Issues) classifications, reflecting the fundamental failure to properly protect sensitive data through encryption. The issue also maps to ATT&CK technique T1041 (Exfiltration Over C2 Channel) and T1566 (Phishing) as attackers could leverage the unencrypted communications to gather intelligence or establish persistent access. Organizations should immediately implement network monitoring to detect unusual traffic patterns that might indicate exploitation attempts, while also planning for firmware updates to address the encryption deficiency. The remediation strategy must include both immediate network segmentation to limit exposure and long-term replacement or upgrade of affected devices to ensure proper cryptographic protection of all sensitive data transmissions.
The broader implications of this vulnerability highlight the critical importance of encryption implementation in network security devices, particularly in industrial environments where the consequences of data interception can be severe. Security professionals should conduct comprehensive assessments of their network infrastructure to identify similar vulnerabilities in other devices and ensure that all sensitive data is properly encrypted both in transit and at rest. This case demonstrates the necessity of regular security audits and the implementation of robust cryptographic standards to protect against eavesdropping and data interception attacks that can compromise entire network ecosystems.