---
cve: "CVE-2018-4839"
severity: "LOW"
cvss: 3.1
epss: "58%"
vendor: "Siemens"
kev: false
exploited: false
published: "2018-03-08 17:29:00"
tags: [cve, security, low]
source: tsecurity.de CVE-Dossier
exported: "2026-09-11T15:21:16+02:00"
---

# CVE-2018-4839

> 3.1 LOW

## Beschreibung

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.

## Referenzen

- <https://cert-portal.siemens.com/productcert/pdf/ssa-203306.pdf>
- <https://ics-cert.us-cert.gov/advisories/ICSA-18-067-01>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2018-4839) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_