CVE-2018-4839

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), Other SIPROTEC 4 relays (All versions), Other SIPROTEC Compact relays (All versions), SIPROTEC 4 7SD80 (All versions < V4.70), SIPROTEC 4 7SJ61 (All versions < V4.96), SIPROTEC 4 7SJ62 (All versions < V4.96), SIPROTEC 4 7SJ64 (All versions < V4.96), SIPROTEC 4 7SJ66 (All versions < V4.30), SIPROTEC Compact 7SJ80 (All versions < V4.77), SIPROTEC Compact 7SK80 (All versions < V4.77). An attacker with local access to the engineering system or in a privileged network position and able to obtain certain network traffic could possibly reconstruct access authorization passwords.

CVSS 3.0

5.3 MEDIUMCVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS

0.58% probability · 46th percentile

CISA KEV

Not listed

Weakness

CWE-326

Affected

siemens/siprotec compact 7sj80 firmware · siemens/siprotec compact 7sk80 firmware · siemens/siprotec 4 7sj66 firmware · siemens/digsi 4 · siemens/en100 ethernet module iec 104 firmware · siemens/en100 ethernet module dnp3 firmware · siemens/en100 ethernet module modbus tcp firmware · siemens/en100 ethernet module profinet io firmware · siemens/en100 ethernet module iec 61850 firmware

Source

productcert@siemens.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.