CVE-2018-4840

N/A
Published: March 8, 2018 at 05:00 PM UTC
Updated: June 17, 2026 at 01:59 AM UTC
17 products affected across 1 vendorEN100 Ethernet Module Iec 61850 FirmwareEN100 Ethernet Module Modbus TCP FirmwareEN100 Ethernet Module Profinet Io Firmware

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Severity
N/A
Exploit prediction
EPSS 2%

Description

A vulnerability has been identified in DIGSI 4 (All versions < V4.92), EN100 Ethernet module DNP3 variant (All versions < V1.05.00), EN100 Ethernet module IEC 104 variant (All versions), EN100 Ethernet module IEC 61850 variant (All versions < V4.30), EN100 Ethernet module Modbus TCP variant (All versions), EN100 Ethernet module PROFINET IO variant (All versions). The device engineering mechanism allows an unauthenticated remote user to upload a modified device configuration overwriting access authorization passwords.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Affected range stops below 4.92, so it looks safe — our inference, not a vendor statement
All versions
siemens-en100-ethernet-module-iec-104 (same device)
Affected range stops below 4.30, so it looks safe — our inference, not a vendor statement
siemens-en100-ethernet-module-iec-61850 (same device)
All versions
siemens-en100-ethernet-module-modbus-tcp (same device)
All versions
siemens-en100-ethernet-module-profinet-io (same device)
v < 4.30
Affected range stops below 4.30, so it looks safe — our inference, not a vendor statement
siemens-siprotec-4-7sj66 (same device)
v < 4.77
Affected range stops below 4.77, so it looks safe — our inference, not a vendor statement
siemens-siprotec-compact-7sj80 (same device)
v < 4.77
Affected range stops below 4.77, so it looks safe — our inference, not a vendor statement
siemens-siprotec-compact-7sk80 (same device)
siemens-en100-ethernet-module-dnp3 (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (2)

CVSS

Confidentiality
NONE
Integrity
PARTIAL
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-306

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