Vulnerability record · CVE-2020-28213 · published 19 November 2020

CVE-2020-28213: Schneider-electric ecostruxure control expert download of code without integrity check vulnerability

Schneider Electric · Ecostruxure Control Expert

A CWE-494: Download of Code Without Integrity Check vulnerability exists in PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions) that could cause unauthorized command execution when sending specially crafted requests over Modbus.

8.8 CVSS 3.1 High EPSS 1.2% · top 33.6% CWE-494 · Download of code without integrity check

8.8CVSS 3.1 base score, v2 6.5

1.2%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

2References

17 Jun 2026Last modified by NVD

Description

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Ecostruxure Control Expert Schneider Electric

References

Link	Tags
https://www.se.com/ww/en/download/document/SEVD-2020-315-07	PatchVendor Advisory
https://www.se.com/ww/en/download/document/SEVD-2020-315-07	PatchVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2020-28213), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.