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CVE-2025-36557: Traffic Management Microkernel Termination Due to Non-compliant HTTP Requests

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Overview

The security vulnerability CVE-2025-36557 represents a significant threat to systems utilizing an HTTP profile with the Enforce RFC Compliance option configured on a virtual server. This vulnerability can cause the Traffic Management Microkernel (TMM) to terminate due to undisclosed requests. The subsequent termination could potentially lead to a system compromise or data leakage, hence posing an immense risk to user data privacy and system integrity.

Vulnerability Summary

CVE ID: CVE-2025-36557
Severity: High (7.5 CVSS Score)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: Potential system compromise or data leakage

Affected Products

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Product | Affected Versions

Traffic Management Microkernel (TMM) | Versions reaching End of Technical Support (EoTS)

How the Exploit Works

The exploitation of this vulnerability occurs when an attacker sends undisclosed requests to a virtual server with an HTTP profile that enforces RFC compliance. These undisclosed requests cause the server’s Traffic Management Microkernel (TMM) to terminate. The termination could lead to a potential system compromise or data leakage.

Conceptual Example Code

Below is a conceptual example of how the vulnerability might be exploited using an HTTP request:

POST /undisclosed/request HTTP/1.1
Host: targetedserver.com
Content-Type: application/json
{ "malicious_payload": "Terminate TMM" }

In the example, the malicious payload is designed to trigger the termination of the Traffic Management Microkernel (TMM) when it is processed by the target server.

Mitigation Guidance

The recommended mitigation strategy for this vulnerability is to apply the vendor’s patch, which is designed to fix the vulnerability. If the patch is not immediately available or applicable, using a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) could serve as a temporary mitigation strategy. These systems can detect and block the undisclosed requests causing the TMM termination, thereby limiting the potential for system compromise or data leakage.

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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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