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CVE-2025-24517: Authentication Bypass Vulnerability in CHOCO TEI WATCHER mini

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Overview

This report details a significant cybersecurity vulnerability, CVE-2025-24517, identified in all versions of CHOCO TEI WATCHER mini (IB-MCT001). This flaw is critical as it enables a remote attacker to bypass client-side authentication and obtain the product login password. The issue’s seriousness is underlined by its CVSS Severity Score of 7.5, representing a high-risk level.

Vulnerability Summary

CVE ID: CVE-2025-24517
Severity: High (7.5 CVSS score)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: System compromise and potential data leakage

Affected Products

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Product | Affected Versions

CHOCO TEI WATCHER mini (IB-MCT001) | All versions

How the Exploit Works

The exploit works by taking advantage of the client-side authentication mechanism in CHOCO TEI WATCHER mini. The attacker sends a specially crafted request to the server, which mistakenly interprets the request as authenticated. As a result, the server exposes sensitive information, such as the login password, which the attacker can then use to gain unauthorized access to the system.

Conceptual Example Code

Below is a conceptual example of how the vulnerability might be exploited:

GET /password-retrieval HTTP/1.1
Host: target.example.com
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:89.0) Gecko/20100101 Firefox/89.0
Accept: application/json

This example represents a simple HTTP request. An attacker, knowing the vulnerability, would simply send this request to the server. The server, due to the vulnerability, would respond with the login credentials.

Mitigation

Users are urged to apply the vendor’s patch as soon as it is available. As a temporary mitigation, deploying a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can help to block or alert on any suspicious activity. Regular monitoring and auditing of network traffic can also aid in detecting any attempts to exploit this vulnerability.

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Disclaimer:

The information and code presented in this article are provided for educational and defensive cybersecurity purposes only. Any conceptual or pseudocode examples are simplified representations intended to raise awareness and promote secure development and system configuration practices.

Do not use this information to attempt unauthorized access or exploit vulnerabilities on systems that you do not own or have explicit permission to test.

Ameeba and its authors do not endorse or condone malicious behavior and are not responsible for misuse of the content. Always follow ethical hacking guidelines, responsible disclosure practices, and local laws.

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