CVE-2018-4839 - CVE House
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Status published Medium CVE-2018-4839

A vulnerability has been identified in DIGSI 4 (All versions...

Vulnerability 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.

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

DIGSI 4, EN100 Ethernet module DNP3 variant, EN100 Ethernet module IEC 104 variant, EN100 Ethernet module IEC 61850 variant, EN100 Ethernet module Modbus TCP variant, EN100 Ethernet module PROFINET IO variant, Other SIPROTEC 4 relays, Other SIPROTEC Compact relays, SIPROTEC 4 7SD80, SIPROTEC 4 7SJ61, SIPROTEC 4 7SJ62, SIPROTEC 4 7SJ64, SIPROTEC 4 7SJ66, SIPROTEC Compact 7SJ80, SIPROTEC Compact 7SK80
Vulnerable Versions:
All versions < V4.92, All versions < V1.05.00, All versions, All versions < V4.30, All versions < V4.70, All versions < V4.96, All versions < V4.77

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:H/PR:L/UI:N/S:U/C:H/I:N/A:N

Weaknesses (CWE)

CWE-326

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.