Tekon Information Disclosure Scanner

Tekon specializes in providing reliable, efficient products and solutions typically used in industrial and control systems. These could include firmware interfaces designed for monitoring, performing operations, and managing data from various industrial processes. Such software is integral to businesses that require precise measurements and controlling capabilities, such as in manufacturing, energy, and infrastructure services. Products like these are often used by engineers, technicians, and systems managers to ensure that industrial processes run smoothly and efficiently. Tekon's solutions aim to ensure accuracy and timely data availability, making their software a crucial part of modern industrial operations where there's a push for digital integration. As such, maintaining software integrity and security is imperative to fostering trust and reliability amongst its users.

Information disclosure vulnerabilities can pose significant risks to organizations as they may allow unauthorized individuals to access sensitive data. This vulnerability in Tekon allows remote unauthenticated users to disclose logs from the remote device, potentially revealing crucial system information. Such vulnerabilities could stem from insecure configurations or unexpected exposure mechanisms in the system. Ensuring proper access controls and audit logging are crucial to prevent unauthorized information exposure. In this scenario, logs that are critical for the system's operations and troubleshooting could inadvertently provide insights into the system's structure, behavior, and potential weaknesses. Addressing these aspects is essential to maintaining the confidentiality and integrity of the system.

The technical details of the information disclosure vulnerability involve accessing a specific endpoint of the Tekon system, namely '/cgi-bin/log.cgi', via a GET request. Unauthenticated users can gain access to this endpoint, thereby retrieving log data, due to the lack of proper access restrictions. This vulnerability is confirmed if the response includes certain keywords in the body, such as "-- Logs begin at" and "end at," and the content-type header indicates the data is in plain text. Furthermore, a 200 status code would suggest the request was successfully processed, hence disclosing potentially sensitive information. The issue likely arises from how access to system logs is managed, emphasizing the importance of securing such pathways.

If exploited, this vulnerability could lead to the compromise of sensitive system data and operational details. Attackers may utilize the information gained to develop further attack vectors, potentially leading to system disruptions or unauthorized access. The exposed logs could reveal data patterns, operational insights, and possible entry points for attackers, thus increasing the risk of exploitation. Inadequate log protection could undermine security policies and grant attackers the information needed to bypass other security mechanisms. As a result, unauthorized data exposure may have ramifications on compliance, data protection laws, and organizational trust.

REFERENCES

• https://medium.com/@bertinjoseb/post-auth-rce-based-in-malicious-lua-plugin-script-upload-scada-controllers-located-in-russia-57044425ac38