Vulnerability · Published Sep 16, 2026 · Assigned by Nozomi
CVE-2026-73175
High 7.1
In plain English
A high-severity uncontrolled resource consumption in EKI-1242EIMS from Advantech. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 18% of all known vulnerabilities).
Official description
Nozomi Networks Labs identified a CWE-400: Uncontrolled Resource Consumption vulnerability in the OPC UA gateway component of Advantech EKI-1242EIMS in firmware version V1.06.01 that allows an adjacent unauthenticated attacker to exhaust the server session pool and cause a complete denial of service to all legitimate OPC UA clients by opening multiple anonymous sessions.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Advantech | EKI-1242IEIMS | 0 – through 1.06.01 |
| Advantech | EKI-1242EIMS | 0 – through 1.06.01 |
Weakness: CWE-400 · Vector: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N