Schneider-electric Ecostruxure Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

critical Tenable.ot Plugin ID 500371
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.


A CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection'), reflective DLL, vulnerability exists in EcoStruxure Control Expert (all versions prior to 14.1 Hot Fix), Unity Pro (all versions), Modicon M340 (all versions prior to V3.20), Modicon M580 (all versions prior to V3.10), which, if exploited, could allow attackers to transfer malicious code to the controller.


Refer to vendor advisory for Security Updates

See Also

Plugin Details

Severity: Critical

ID: 500371

Version: 1.0

Type: local

Family: SCADA

Published: 5/27/2020

Updated: 5/27/2020

Risk Information

CVSS Score Source: CVE-2020-7475


Risk Factor: High

Base Score: 7.5

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


Risk Factor: Critical

Base Score: 9.8

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

Vulnerability Information

CPE: cpe:2.3:a:schneider-electric:ecostruxure_control_expert:*:*:*:*:*:*:*:*, cpe:2.3:a:schneider-electric:unity_pro:*:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:modicon_m340_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:modicon_m340:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:modicon_m580_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:modicon_m580:-:*:*:*:*:*:*:*

Patch Publication Date: 3/23/2020

Vulnerability Publication Date: 3/23/2020

Reference Information

CVE: CVE-2020-7475