CVE-2026-109813 - Vulnerability Details - OpenCVE

ReportizFlow

A hard-coded cryptographic key vulnerability exists in the `/usr/bin/sysman` of some of Moxa's industrial computing products. An unauthenticated attacker with adjacent network access could exploit the exposed private key material to compromise the confidentiality and integrity of communications.

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Moxa	Aig-302 Series

No data.

No data.

References

Link	Providers
https://www.moxa.com/en/support/product-support/security-advisory/mpsa-262560-cve-2026-109812,-cve-2026-109813-vulnerabilities-in-industrial-computing-products

History

Fri, 16 Oct 2026 03:00:00 +0000

Type	Values Removed	Values Added
Description		A hard-coded cryptographic key vulnerability exists in the `/usr/bin/sysman` of some of Moxa's industrial computing products. An unauthenticated attacker with adjacent network access could exploit the exposed private key material to compromise the confidentiality and integrity of communications.
Title		Shared Hard-coded Root CA Private Key
First Time appeared		Moxa Moxa aig-302 Series
Weaknesses		CWE-321
CPEs		cpe:2.3:a:moxa:aig-302_series:::::::: cpe:2.3:a:moxa:aig-302_series:1.4.1:::::::*
Vendors & Products		Moxa Moxa aig-302 Series
References		https://www.moxa.com/en/support/product-support/security-advisory/mpsa-262560-cve-2026-109812,-cve-2026-109813-vulnerabilities-in-industrial-computing-products
Metrics		cvssV4_0 `{'score': 8.6, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N'}`

MITRE

Status: PUBLISHED

Assigner: Moxa

Published: 2026-10-16T02:57:52.388Z

Updated: 2026-10-16T13:54:15.659Z

Reserved: 2026-10-13T03:55:38.782Z

Link: CVE-2026-109813

Vulnrichment

No data.

NVD

Status : Deferred

Published: 2026-10-16T03:18:02.277

Modified: 2026-10-16T19:56:15.773

Link: CVE-2026-109813

Redhat

No data.

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