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Vulnerability record · CVE-2022-45789 · published 31 January 2023

CVE-2022-45789: Schneider-electric ecostruxure control expert authentication bypass by capture-replay vulnerability

Schneider Electric · Ecostruxure Control Expert

A CWE-294: Authentication Bypass by Capture-replay vulnerability exists that could cause execution of unauthorized Modbus functions on the controller when hijacking an authenticated Modbus session. Affected Products: EcoStruxure Control Expert (All Versions), EcoStruxure Process Expert (All Versions), Modicon M340 CPU - part numbers BMXP34* (All Versions), Modicon M580 CPU - part numbers BMEP* and BMEH* (All Versions), Modicon M580 CPU Safety - part numbers BMEP58*S and BMEH58*S (All Versions)

9.8 CVSS 3.1 Critical EPSS 1.5% · top 27.6% CWE-294 · Authentication bypass by capture-replay
9.8CVSS 3.1 base score
1.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
37Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

A CWE-294: Authentication Bypass by Capture-replay vulnerability exists that could cause execution of unauthorized Modbus functions on the controller when hijacking an authenticated Modbus session. Affected Products: EcoStruxure Control Expert (All Versions), EcoStruxure Process Expert (All Versions), Modicon M340 CPU - part numbers BMXP34* (All Versions), Modicon M580 CPU - part numbers BMEP* and BMEH* (All Versions), Modicon M580 CPU Safety - part numbers BMEP58*S and BMEH58*S (All Versions)

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

Affected products

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

References

LinkTags
https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2023-010-06&p_enDocType=Security+and+Safety+Notice&p_File_N PatchVendor Advisory
https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2023-010-06&p_enDocType=Security+and+Safety+Notice&p_File_N 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-2022-45789), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.