NVD

CVE-2018-4840 Detail

Modified

This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.

Current 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.

View Analysis Description

Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.

CVSS 4.0 Severity and Vector Strings:

NIST: NVD

N/A

NVD assessment not yet provided.

CVSS 3.x Severity and Vector Strings:

NIST: NVD

Base Score: 7.5 HIGH

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

CVSS 2.0 Severity and Vector Strings:

National Institute of Standards and Technology

NIST: NVD

Base Score: 5.0 MEDIUM

Vector: (AV:N/AC:L/Au:N/C:N/I:P/A:N)

References to Advisories, Solutions, and Tools

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Hyperlink	Resource
https://cert-portal.siemens.com/productcert/pdf/ssa-203306.pdf	Patch Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-203306.pdf	Patch Vendor Advisory
https://ics-cert.us-cert.gov/advisories/ICSA-18-067-01	Third Party Advisory US Government Resource

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-306	Missing Authentication for Critical Function	NIST Siemens AG

Known Affected Software Configurations Switch to CPE 2.2

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Change History

6 change records found show changes

Initial Analysis by NIST 3/29/2018 10:36:59 AM

Action	Type	Old Value	New Value
Added	CVSS V3		AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Added	CVSS V2		(AV:N/AC:L/Au:N/C:N/I:P/A:N)
Added	CWE		CWE-284
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:en100_ethernet_module_dnp3_firmware:-::::::: OR cpe:2.3:h:siemens:en100_ethernet_module_dnp3:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:en100_ethernet_module_iec_104_firmware:-::::::: OR cpe:2.3:h:siemens:en100_ethernet_module_iec_104:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:en100_ethernet_module_iec_61850_firmware::::::::* versions up to (excluding) 4.30 OR cpe:2.3:h:siemens:en100_ethernet_module_iec_61850:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:en100_ethernet_module_modbus_tcp_firmware:-::::::: OR cpe:2.3:h:siemens:en100_ethernet_module_modbus_tcp:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:en100_ethernet_module_profinet_io_firmware:-::::::: OR cpe:2.3:h:siemens:en100_ethernet_module_profinet_io:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:siprotec_4_7sj66_firmware::::::::* versions up to (excluding) 4.30 OR cpe:2.3:h:siemens:siprotec_4_7sj66:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:siprotec_compact_7sj80_firmware::::::::* versions up to (excluding) 4.77 OR cpe:2.3:h:siemens:siprotec_compact_7sj80:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:siprotec_compact_7sk80_firmware::::::::* versions up to (excluding) 4.77 OR cpe:2.3:h:siemens:siprotec_compact_7sk80:-:::::::*
Added	CPE Configuration		OR cpe:2.3:o:siemens:digsi_4::::::::* versions up to (excluding) 4.92
Added	Reference		https://ics-cert.us-cert.gov/advisories/ICSA-18-067-01 [Third Party Advisory, US Government Resource]
Changed	Reference Type	https://cert-portal.siemens.com/productcert/pdf/ssa-203306.pdf No Types Assigned	https://cert-portal.siemens.com/productcert/pdf/ssa-203306.pdf Patch, Vendor Advisory

Quick Info

CVE Dictionary Entry:
CVE-2018-4840
NVD Published Date:
03/08/2018
NVD Last Modified:
11/20/2024
Source:
Siemens AG

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Information Technology Laboratory

National Vulnerability Database

National Vulnerability Database

CVE-2018-4840 Detail

Current Description

Analysis Description

Metrics

References to Advisories, Solutions, and Tools

Weakness Enumeration

Known Affected Software Configurations Switch to CPE 2.2

CPEs loading, please wait.

Change History

CVE Modified by CVE 11/20/2024 11:07:33 PM

CVE Modified by Siemens AG 5/14/2024 1:20:50 AM

CVE Modified by Siemens AG 7/13/2021 7:15:08 AM

CVE Modified by Siemens AG 10/09/2019 7:41:01 PM

CWE Remap by NIST 10/02/2019 8:03:26 PM

Initial Analysis by NIST 3/29/2018 10:36:59 AM

Quick Info