CVE-2026-18814

Received Received - Intake

Command Injection in H3C NX15 Firmware

Publication date: 2026-08-04

Last updated on: 2026-08-04

Assigner: VulDB

Description

A vulnerability was found in H3C NX15 V100R017. This impacts the function reload.reload_config of the file /api/esps. The manipulation results in command injection. The attack can be launched remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-08-04

Last Modified

2026-08-04

Generated

2026-08-05

AI Q&A

2026-08-05

EPSS Evaluated

N/A

NVD

CVE-2026-18814

Affected Vendors & Products

Vendor	Product	Version / Range
h3c	nx15	v100r017

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-77	The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.
CWE-74	The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.

Attack-Flow Graph

Executive Summary

This vulnerability is a command injection flaw in H3C NX15 V100R017. It exists in the reload.reload_config function of the /api/esps file. An attacker can remotely inject and execute arbitrary commands due to insufficient input validation. The exploit has been publicly disclosed and the vendor was notified.

Impact Analysis

This vulnerability allows remote attackers to execute arbitrary commands on the affected system with high privileges. This could lead to full system compromise, unauthorized data access, modification, or deletion, and potential disruption of services. The impact severity is high as it can affect confidentiality, integrity, and availability.

Compliance Impact

This vulnerability could lead to unauthorized access or data breaches, violating GDPR's confidentiality and integrity requirements. For HIPAA, it may compromise protected health information (PHI) security. Organizations using this product may face compliance violations, legal penalties, and reputational damage.

Mitigation Strategies

Immediately restrict access to the /api/esps endpoint on H3C NX15 devices. Apply vendor patches or updates if available. Monitor network traffic for suspicious command injection attempts targeting this path.

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