CVE-2017-10900 in PTW-WMS1
Summary
by MITRE
PTW-WMS1 firmware version 2.000.012 allows remote attackers to bypass access restrictions to obtain or delete data on the disk via unspecified vectors.
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Analysis
by VulDB Data Team • 12/11/2019
The vulnerability identified as CVE-2017-10900 affects PTW-WMS1 firmware version 2.000.012 and represents a critical security flaw that enables remote attackers to bypass access controls and perform unauthorized operations on disk data. This issue falls under the category of improper access control as defined by CWE-284, where the system fails to properly enforce authorization mechanisms for accessing sensitive resources. The vulnerability stems from insufficient validation of user credentials and access permissions within the firmware's network interface, creating a pathway for malicious actors to remotely manipulate stored data without proper authentication.
The technical implementation of this flaw allows attackers to execute data operations including both data retrieval and deletion activities through unspecified vectors that likely involve network-based communication protocols. This suggests that the vulnerability may be exploitable through standard network interfaces such as http, ftp, or custom protocols implemented by the device. The attack surface is particularly concerning as it enables both read and write operations, potentially allowing for complete data exfiltration followed by data destruction or corruption. The unspecified nature of the attack vectors indicates that the vulnerability may exist across multiple communication channels or that the specific exploitation methods were not fully detailed in the initial disclosure.
From an operational impact perspective, this vulnerability creates significant risk for organizations relying on PTW-WMS1 devices for data storage and management. The ability to bypass access restrictions remotely means that attackers can operate from anywhere on the internet without requiring physical access to the device or knowledge of local network credentials. This capability directly violates fundamental security principles of data integrity and confidentiality, as unauthorized parties can both access sensitive information and modify or destroy stored data. The potential for data loss, data theft, and service disruption makes this vulnerability particularly dangerous for environments where the device stores critical operational data or personal information.
Organizations affected by this vulnerability should implement immediate mitigations including firmware updates from the vendor, network segmentation to isolate affected devices, and implementation of additional access controls such as firewall rules that restrict access to the device's management interfaces. The vulnerability aligns with ATT&CK technique T1071.004 for application layer protocol usage and T1021.001 for remote services, indicating that attackers may leverage network-based protocols to exploit the access control bypass. Security monitoring should focus on unusual network traffic patterns to the affected device, particularly around the time of data access or modification attempts. Given the remote nature of the exploit, network-based intrusion detection systems should be configured to alert on suspicious communication patterns that may indicate exploitation attempts. The lack of specific vector details in the original description suggests that organizations should assume multiple potential attack paths and implement defense-in-depth strategies to protect against various exploitation methods.