CVSS 3.0
7.5 highCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:NCVE-2018-4840
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.
Severity
- EPSS
- 1.8% chance of exploitation in the next 30 days; higher than 78% of CVEs (scores of 2026-10-31)
- CWE
- CWE-306
- Published
- Modified
- Record from
- the NVD, synced
Affected
- siemens:digsi_4
- siemens:en100_ethernet_module_dnp3_firmware
- siemens:en100_ethernet_module_iec_104_firmware
- siemens:en100_ethernet_module_iec_61850_firmware
- siemens:en100_ethernet_module_modbus_tcp_firmware
- siemens:en100_ethernet_module_profinet_io_firmware
- siemens:siprotec_4_7sj66_firmware
- siemens:siprotec_compact_7sj80_firmware
- siemens:siprotec_compact_7sk80_firmware