🛡️ CVE-2022-37300
🔴 CVSS 9.8 — Critical ✅ No Known Exploit CWE-640 NVD
9.8
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

A CWE-640: Weak Password Recovery Mechanism for Forgotten Password vulnerability exists that could cause unauthorized access in read and write mode to the controller when communicating over Modbus. Affected Products: EcoStruxure Control Expert Including all Unity Pro versions (former name of EcoStruxure Control Expert) (V15.0 SP1 and prior), EcoStruxure Process Expert, Including all versions of EcoStruxure Hybrid DCS (former name of EcoStruxure Process Expert) (V2021 and prior), Modicon M340 CPU (part numbers BMXP34*) (V3.40 and prior), Modicon M580 CPU (part numbers BMEP* and BMEH*) (V3.20 and prior).

Details

Severity CRITICAL
CVSS Score 9.8
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE CWE-640
Public Exploit ✅ No
Source NVD
Published 2022-09-12
Updated 2026-06-08
Modified 2024-11-21

Affected Packages

Software From version Fixed in
ecostruxure-control-expert — 15.1
ecostruxure-process-expert — 2021
modicon-m340-bmxp341000-firmware — 3.50
modicon-m340-bmxp342000-firmware — 3.50
modicon-m340-bmxp342010-firmware — 3.50
modicon-m340-bmxp3420102-firmware — 3.50
modicon-m340-bmxp342020-firmware — 3.50
modicon-m340-bmxp342020h-firmware — 3.50
modicon-m340-bmxp342030-firmware — 3.50
modicon-m340-bmxp3420302-firmware — 3.50
modicon-m340-bmxp3420302h-firmware — 3.50
modicon-m340-bmxp342030h-firmware — 3.50
modicon-m580-bmeh582040-firmware — 4.02
modicon-m580-bmeh582040c-firmware — 4.02
modicon-m580-bmeh582040s-firmware — 4.02
modicon-m580-bmeh584040-firmware — 4.02
modicon-m580-bmeh584040c-firmware — 4.02
modicon-m580-bmeh584040s-firmware — 4.02
modicon-m580-bmeh586040-firmware — 4.02
modicon-m580-bmeh586040c-firmware — 4.02
modicon-m580-bmeh586040s-firmware — 4.02
modicon-m580-bmep581020-firmware — 4.02
modicon-m580-bmep581020h-firmware — 4.02
modicon-m580-bmep582020-firmware — 4.02
modicon-m580-bmep582020h-firmware — 4.02
modicon-m580-bmep582040-firmware — 4.02
modicon-m580-bmep582040h-firmware — 4.02
modicon-m580-bmep583020-firmware — 4.02
modicon-m580-bmep583040-firmware — 4.02
modicon-m580-bmep584020-firmware — 4.02
modicon-m580-bmep584040-firmware — 4.02
modicon-m580-bmep584040s-firmware — 4.02
modicon-m580-bmep585040-firmware — 4.02
modicon-m580-bmep585040c-firmware — 4.02
modicon-m580-bmep586040-firmware — 4.02
modicon-m580-bmep586040c-firmware — 4.02

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