CVE-2026-73177
Published on September 16, 2026

Nozomi Networks Labs identified a CWE-345: Insufficient Verification of Data Authenticity vulnerability in the firmware upgrade mechanism of the Advantech EKI-1242EIMS in firmware version V1.06.01. The device accepts firmware images through the authenticated web management interface without performing any cryptographic signature or certificate verification. An authenticated administrator-level attacker can install arbitrary modified firmware on the device, enabling full persistent compromise of the platform.

Vendor Advisory NVD

Vulnerability Analysis

CVE-2026-73177 can be exploited with network access, and requires user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity and availability.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
HIGH
User Interaction:
NONE

Weakness Type

Insufficient Verification of Data Authenticity

The software does not sufficiently verify the origin or authenticity of data, in a way that causes it to accept invalid data.


Affected Versions

Advantech EKI-1242IEIMS: Advantech EKI-1242EIMS: