Schneider-electric Modicon Improper Check for Unusual or Exceptional Conditions

high Tenable.ot Plugin ID 500347
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in Modicon M580, Modicon M340, Modicon Quantum, Modicon Premium (see security notification for specific versions) which could cause a Denial of Service of the controller when reading specific memory blocks using Modbus TCP.

Solution

Refer to vendor advisory for Security Updates

See Also

https://www.se.com/ww/en/download/document/SEVD-2019-344-01

https://www.us-cert.gov/ics/advisories/icsa-20-016-01

Plugin Details

Severity: High

ID: 500347

Version: 1.0

Type: local

Family: SCADA

Published: 5/27/2020

Updated: 5/27/2020

Risk Information

CVSS Score Source: CVE-2019-6857

CVSS v2

Risk Factor: Medium

Base Score: 5

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

CVSS v3

Risk Factor: High

Base Score: 7.5

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

Vulnerability Information

CPE: cpe:2.3:o:schneider-electric:modicon_m580_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:modicon_m580:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:modicon_m340_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:modicon_m340:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:tsxh5744m_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:tsxh5744m:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:tsxh5724m_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:tsxh5724m:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:tsxp576634m_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:tsxp576634m_:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:tsxp57554m_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:tsxp57554m:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:tsxp575634m_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:tsxp575634m:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:tsxp57454m_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:tsxp57454m:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:tsxp574634m_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:tsxp574634m:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:tsxp57354m_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:tsxp57354m:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:tsxp573634m_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:tsxp573634m:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:tsxp57304m_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:tsxp57304m:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:tsxp57254m_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:tsxp57254m:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:tsxp572634m_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:tsxp572634m:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:tsxp57204m_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:tsxp57204m_:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:tsxp571634m_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:tsxp571634m:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:tsxp57154m_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:tsxp57154m:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:tsxp57104m_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:tsxp57104m:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:140cpu65150_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:140cpu65150:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:140cpu65160_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:140cpu65160:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:140cpu65260_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:140cpu65260:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:140cpu67261_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:140cpu67261:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:140cpu67060_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:140cpu67060:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:140cpu67160_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:140cpu67160:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:140cpu67261_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:140cpu67261:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:140cpu67260_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:140cpu67260:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:140cpu65860_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:140cpu65860:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:140cpu67861_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:140cpu67861:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:140cpu65160s_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:140cpu65160s:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:140cpu67160s_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:140cpu67160s:-:*:*:*:*:*:*:*

Patch Publication Date: 1/6/2020

Vulnerability Publication Date: 1/6/2020

Reference Information

CVE: CVE-2019-6857