CVE-2026-73173

High

Description

Nozomi Networks Labs identified a CWE-306: Missing Authentication for Critical Function vulnerability in the edgserver management protocol of Advantech EKI-1242EIMS in firmware version V1.06.01 that allows a remote unauthenticated attacker to invoke critical device-management functions, including network reconfiguration, reboot, reset, and firmware upgrade, by sending crafted requests to TCP port 5058.

SeverityHigh

CVSS8.8

Exploit probability—

ProductEKI-1242EIMS

PublishedSep 16, 2026

First seenSep 16, 2026

Weakness typeCWE-306Missing authentication for critical function

How to fix

Vendor advisories

advcloudfiles.advantech.com/cms/5dafee28-ad53-4d07-a328-7896fcc24b6e/Security%20Advisory%20PDF%20File/SECURITY-ADVISORY----EKI-1242IEIMS-updated-20260904.pdf

Affected products

Product	Affected versions	Fixed in
Advantech EKI-1242EIMS	v ≤ 1.06.01	—
Advantech EKI-1242IEIMS	v ≤ 1.06.01	—

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