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CVE-2025-23251: NVIDIA NeMo Framework Remote Code Execution Vulnerability

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Overview

The NVIDIA NeMo Framework has been found to contain a significant vulnerability that could allow a remote attacker to execute arbitrary code on the targeted system. This vulnerability, designated as CVE-2025-23251, poses a serious threat to systems leveraging the NVIDIA NeMo Framework, due to the potential for system compromise and data leakage. Addressing this vulnerability is critical to ensure system integrity and data confidentiality.

Vulnerability Summary

CVE ID: CVE-2025-23251
Severity: High (7.6 CVSS Score)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: System compromise, data leakage

Affected Products

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Product | Affected Versions

NVIDIA NeMo Framework | All prior versions

How the Exploit Works

The vulnerability is due to an improper control of the generation of code within the NVIDIA NeMo Framework. This flaw can be exploited by a remote attacker by sending specially crafted data to the system. Upon processing this malicious data, the system may execute the code, leading to unauthorized system access, potential code execution, and data tampering.

Conceptual Example Code

Below is a conceptual example of how the vulnerability might be exploited. The attacker sends a malicious payload via an HTTP POST request to a vulnerable endpoint.

POST /vulnerable/endpoint HTTP/1.1
Host: target.example.com
Content-Type: application/json
{ "malicious_payload": "..." }

Mitigation and Prevention

Users are strongly recommended to apply the latest patch provided by NVIDIA for the NeMo Framework to address this vulnerability. As a temporary mitigation, users can also deploy a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) to monitor and block potential malicious traffic. Regular system and application updates, combined with robust cybersecurity practices, can contribute to mitigating the risk associated with 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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