CVE-2023-37607 in SOC FL9600 FastLine lego_T04E00
Summary
by MITRE • 01/03/2024
Directory Traversal in Automatic-Systems SOC FL9600 FastLine lego_T04E00 allows a remote attacker to obtain sensitive information.
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Analysis
by VulDB Data Team • 10/31/2024
The vulnerability identified as CVE-2023-37607 represents a critical directory traversal flaw within the Automatic-Systems SOC FL9600 FastLine lego_T04E00 system. This security weakness enables remote attackers to access sensitive information by exploiting improper input validation mechanisms within the device's file handling processes. The affected system operates as part of industrial control systems and security infrastructure, making the potential impact significant for operational technology environments. The vulnerability specifically resides in how the system processes file paths and directory references, allowing malicious actors to manipulate input parameters to access files outside the intended directory structure.
The technical implementation of this directory traversal vulnerability stems from insufficient validation of user-supplied input parameters that are used to construct file paths. When legitimate requests are processed through the system's interface, the application fails to properly sanitize or validate the input data before using it in file system operations. This flaw allows attackers to craft malicious requests containing sequences such as '../' or similar path manipulation patterns that can navigate beyond the intended file access boundaries. The vulnerability falls under the CWE-22 category of Improper Limitation of a Pathname to a Restricted Directory, which is a well-documented weakness in software security practices. The attack vector is particularly concerning as it requires no authentication or privileged access, making it accessible to any remote attacker who can reach the affected device through network communication channels.
The operational impact of this vulnerability extends beyond simple information disclosure, as it can potentially expose critical system files, configuration data, and sensitive operational parameters that could be leveraged for further attacks. In industrial environments where the SOC FL9600 FastLine lego_T04E00 serves as a security control or monitoring device, unauthorized access to system files could compromise the integrity of the entire security infrastructure. Attackers could potentially access firmware files, configuration settings, user credentials, or operational logs that would provide valuable intelligence for more sophisticated attacks. The vulnerability aligns with ATT&CK technique T1083 (File and Directory Discovery) and could facilitate subsequent techniques such as T1566 (Phishing) or T1595 (Active Scanning) by providing attackers with information about the system's internal structure and operational parameters. The exposure of sensitive data through this vulnerability could lead to cascading security failures within connected systems, particularly in environments where this device operates as part of a larger security ecosystem.
Mitigation strategies for CVE-2023-37607 should focus on implementing proper input validation and sanitization mechanisms throughout the application's processing pipeline. Organizations should immediately apply vendor-provided patches or firmware updates to address the vulnerability, as Automatic-Systems has likely released remediation measures to fix the path traversal implementation. Network segmentation and access controls should be implemented to limit remote access to the affected device, ensuring that only authorized personnel can interact with the system. Additionally, implementing web application firewalls and intrusion detection systems can help monitor and block suspicious path traversal attempts. The security team should conduct comprehensive vulnerability assessments to identify similar weaknesses in other industrial control systems and ensure proper input validation practices are maintained across all networked devices. Regular security audits and penetration testing should be performed to verify that the implemented controls are effective and that no other path traversal vulnerabilities exist within the operational technology environment.