CVE-2018-4838 - CVE House
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Status published High CVE-2018-4838

A vulnerability has been identified in EN100 Ethernet module IEC...

Vulnerability Description

A vulnerability has been identified in EN100 Ethernet module IEC 61850 variant (All versions < V4.30), EN100 Ethernet module DNP3 variant (All versions < V1.04), EN100 Ethernet module PROFINET IO variant (All versions), EN100 Ethernet module Modbus TCP variant (All versions), EN100 Ethernet module IEC 104 variant (All versions < V1.22). The web interface (TCP/80) of affected devices allows an unauthenticated user to upgrade or downgrade the firmware of the device, including to older versions with known vulnerabilities.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

EN100 Ethernet module IEC 61850 variant, EN100 Ethernet module DNP3 variant, EN100 Ethernet module PROFINET IO variant, EN100 Ethernet module Modbus TCP variant, EN100 Ethernet module IEC 104 variant
Vulnerable Versions:
All versions < V4.30, All versions < V1.04, All versions, All versions < V1.22

Timeline

Official Publish: March 8th, 2018
Last Modified: August 5th, 2024
Added to House: July 20th, 2026

CVSS Vectors

V3: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.