NVD

CVE-2019-6844 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.

Description

A CWE-755: Improper Handling of Exceptional Conditions vulnerability exists in Modicon M580, Modicon M340, Modicon BMxCRA and 140CRA modules (all firmware versions), which could cause a Denial of Service atack on the PLC when upgrading the controller with a firmware package containing an invalid web server image using FTP protocol.

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: 4.9 MEDIUM

Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

CVSS 2.0 Severity and Vector Strings:

National Institute of Standards and Technology

NIST: NVD

Base Score: 4.0 MEDIUM

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

References to Advisories, Solutions, and Tools

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Hyperlink	Resource
https://www.se.com/ww/en/download/document/SEVD-2019-281-02/	Vendor Advisory
https://www.se.com/ww/en/download/document/SEVD-2019-281-02/	Vendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-755	Improper Handling of Exceptional Conditions	NIST Schneider Electric SE

Known Affected Software Configurations Switch to CPE 2.2

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Change History

9 change records found show changes

CVE Modified by Schneider Electric SE 4/19/2021 9:15:13 AM

Action	Type	Old Value	New Value
Changed	Description	A CWE-248: Uncaught Exception vulnerability exists in Modicon M580, Modicon M340, Modicon BMxCRA and 140CRA modules (all firmware versions), which could cause a Denial of Service atack on the PLC when upgrading the controller with a firmware package containing an invalid web server image using FTP protocol.	A CWE-755: Improper Handling of Exceptional Conditions vulnerability exists in Modicon M580, Modicon M340, Modicon BMxCRA and 140CRA modules (all firmware versions), which could cause a Denial of Service atack on the PLC when upgrading the controller with a firmware package containing an invalid web server image using FTP protocol.
Added	CWE		Schneider Electric SE CWE-755
Removed	CWE	Schneider Electric SE CWE-248
Added	Reference		https://www.se.com/ww/en/download/document/SEVD-2019-281-02/ [No Types Assigned]
Removed	Reference	https://www.schneider-electric.com/ww/en/download/document/SEVD-2019-281-02 [Vendor Advisory]
Removed	CWE Reason	CWE-248 / Assessment performed prior to CVMAP efforts

Initial Analysis by NIST 11/01/2019 10:22:25 AM

Action	Type	Old Value	New Value
Added	CVSS V3.1		NIST AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Added	CVSS V2		NIST (AV:N/AC:L/Au:S/C:N/I:N/A:P)
Added	CWE		NIST CWE-755
Added	CPE Configuration		AND OR cpe:2.3:o:schneider-electric:modicon_140cra_firmware::::::::* OR cpe:2.3:h:schneider-electric:modicon_140cra:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:schneider-electric:modicon_bmxcra_firmware::::::::* OR cpe:2.3:h:schneider-electric:modicon_bmxcra:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:schneider-electric:modicon_m340_firmware::::::::* OR cpe:2.3:h:schneider-electric:modicon_m340:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:schneider-electric:modicon_m580_firmware::::::::* OR cpe:2.3:h:schneider-electric:modicon_m580:-:::::::*
Changed	Reference Type	https://www.schneider-electric.com/ww/en/download/document/SEVD-2019-281-02 No Types Assigned	https://www.schneider-electric.com/ww/en/download/document/SEVD-2019-281-02 Vendor Advisory

Quick Info

CVE Dictionary Entry:
CVE-2019-6844
NVD Published Date:
10/29/2019
NVD Last Modified:
11/20/2024
Source:
Schneider Electric SE

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Information Technology Laboratory

National Vulnerability Database

National Vulnerability Database

CVE-2019-6844 Detail

Description

Metrics

References to Advisories, Solutions, and Tools

Weakness Enumeration

Known Affected Software Configurations Switch to CPE 2.2

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Change History

CVE Modified by CVE 11/20/2024 11:47:15 PM

CVE Modified by Schneider Electric SE 5/14/2024 2:05:39 AM

Reanalysis by NIST 2/03/2022 11:08:41 AM

CPE Deprecation Remap by NIST 1/31/2022 2:44:17 PM

CPE Deprecation Remap by NIST 1/31/2022 2:44:42 PM

Modified Analysis by NIST 9/14/2021 8:05:49 AM

CPE Deprecation Remap by NIST 8/19/2021 2:21:20 PM

CVE Modified by Schneider Electric SE 4/19/2021 9:15:13 AM

Initial Analysis by NIST 11/01/2019 10:22:25 AM

Quick Info