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CVE-2025-57441: Unauthenticated Information Leak on Blackmagic ATEM Mini Pro

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Overview

The vulnerability, officially tagged as CVE-2025-57441, is a critical flaw that exposes sensitive device and stream configuration information on the Blackmagic ATEM Mini Pro 2.7. This vulnerability affects all users of this device and can potentially have devastating impacts on their operations. Why it matters is simple: this flaw could lead to a system compromise or data leakage which is a serious concern for organizations using this device for their operations.

Vulnerability Summary

CVE ID: CVE-2025-57441
Severity: Critical (9.8 CVSS score)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: System compromise or data leakage

Affected Products

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Product | Affected Versions

Blackmagic ATEM Mini Pro | 2.7

How the Exploit Works

This vulnerability stems from an unauthenticated Telnet service on port 9990. An attacker can connect to this service and access a protocol preamble that leaks sensitive device and stream configuration information. This information includes the video mode, routing configuration, input/output labels, device model, and even internal identifiers such as the unique ID. This leak can provide an attacker with valuable information for reconnaissance and planning further attacks.

Conceptual Example Code

The following is a conceptual example of how an attacker might exploit this vulnerability using a telnet command:

telnet target_IP_address 9990

After connecting, the attacker could probe the device and potentially gather sensitive data. Please note that this is a conceptual example and actual exploitation may require additional steps or methods.

Mitigation

To mitigate this vulnerability, users are advised to apply the vendor patch as soon as it becomes available. As a temporary mitigation, users could employ a Web Application Firewall (WAF) or Intrusion Detection System (IDS) to monitor and block suspicious traffic to the affected service on port 9990.

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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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