CVE-2020-28211

HIGH

EcoStruxure Control Expert - Incorrect Authorization via Debugger Memory Overwrite

Title source: llm
STIX 2.1

Description

A CWE-863: Incorrect Authorization vulnerability exists in PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions) that could cause bypass of authentication when overwriting memory using a debugger.

References (1)

Core 1
Core References
Patch, Vendor Advisory x_refsource_misc
https://www.se.com/ww/en/download/document/SEVD-2020-315-07

Scores

CVSS v3 7.8
EPSS 0.0006
EPSS Percentile 17.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-863
Status published
Products (1)
schneider-electric/ecostruxure_control_expert
Published Nov 19, 2020
Tracked Since Feb 18, 2026