Cleartext Transmission Vulnerability in Advantech EKI-1242EIMS Management Protocol
CVE-2026-73174

8.7HIGH

Key Information:

Vendor

Advantech
Status
Eki-1242ieims
Eki-1242eims
Vendor
CVE Published:
16 September 2026

What is CVE-2026-73174?

A cleartext transmission vulnerability in the edgserver management protocol of Advantech EKI-1242EIMS allows a network-adjacent attacker to eavesdrop on management traffic. This can lead to the exposure of sensitive device identity and network metadata, compromising the integrity and confidentiality of the affected device's management processes.

Affected Version(s)

EKI-1242EIMS 0 <= 1.06.01

EKI-1242IEIMS 0 <= 1.06.01

References

https://www.nozominetworks.com/labs/vulnerability-advisor...
third-party-advisory
https://advcloudfiles.advantech.com/cms/5dafee28-ad53-4d0...
vendor-advisory

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Simone Bossi at Nozomi Networks
.