CVE-2020-7534

Summary

CVECVE-2020-7534
StatePUBLISHED
Assignerschneider
Source PriorityCVE Program / NVD first with legacy fallback
Published2022-02-04 23:15:10 UTC
Updated2026-05-28 22:16:57 UTC
DescriptionA CWE-352: Cross-Site Request Forgery (CSRF) vulnerability exists on the web server used, that could cause a leak of sensitive data or unauthorized actions on the web server during the time the user is logged in. Affected Products: Modicon M340 CPUs: BMXP34 (All Versions), Modicon Quantum CPUs with integrated Ethernet (Copro): 140CPU65 (All Versions), Modicon Premium CPUs with integrated Ethernet (Copro): TSXP57 (All Versions), Modicon M340 ethernet modules: (BMXNOC0401, BMXNOE01, BMXNOR0200H) (All Versions), Modicon Quantum and Premium factory cast communication modules: (140NOE77111, 140NOC78*00, TSXETY5103, TSXETY4103) (All Versions)

Risk And Classification

Primary CVSS: v3.1 8.8 HIGH from [email protected]

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

EPSS: 0.001770000 probability, percentile 0.389700000 (date 2026-06-02)

Problem Types: CWE-352 | CWE-352 CWE-352: Cross-Site Request Forgery (CSRF)


VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary8.8HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
3.1ADPDECLARED7.1HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary7.1HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N
2.0[email protected]Primary6.8AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

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

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial

AV:N/AC:M/Au:N/C:P/I:P/A:P

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Schneider-electric 140cpu65 - All All All
Operating System Schneider-electric 140cpu65 Firmware All All All All
Hardware Schneider-electric 140noc78000 - All All All
Operating System Schneider-electric 140noc78000 Firmware All All All All
Hardware Schneider-electric 140noe77111 - All All All
Operating System Schneider-electric 140noe77111 Firmware All All All All
Hardware Schneider-electric Bmxnoc0401 - All All All
Operating System Schneider-electric Bmxnoc0401 Firmware All All All All
Hardware Schneider-electric Bmxnoe01 - All All All
Operating System Schneider-electric Bmxnoe01 Firmware All All All All
Hardware Schneider-electric Bmxnor0200h - All All All
Operating System Schneider-electric Bmxnor0200h Firmware All All All All
Hardware Schneider-electric Modicon M340 Bmxp342020 - All All All
Operating System Schneider-electric Modicon M340 Bmxp342020 Firmware All All All All
Hardware Schneider-electric Tsxety4103 - All All All
Operating System Schneider-electric Tsxety4103 Firmware All All All All
Hardware Schneider-electric Tsxety5103 - All All All
Operating System Schneider-electric Tsxety5103 Firmware All All All All
Hardware Schneider-electric Tsxp57 - All All All
Operating System Schneider-electric Tsxp57 Firmware All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na Modicon M340 CPUs BMXP34 All Versions Modicon Quantum CPUs With Integrated Ethernet Copro 140CPU65 All Versions Modicon Premium CPUs With Integrated Ethernet Copro TSXP57 All Versions Modicon M340 Ethernet Modules BMXNOC0401 BMXNOE01 BMXNOR0200H All Versions Modicon Quantum And Premium Factory Cast Communication Modules 140NOE77111 140NOC78*00 TSXETY5103 TSXETY4103 affected Modicon M340 CPUs: BMXP34 (All Versions), Modicon Quantum CPUs with integrated Ethernet (Copro): 140CPU65 (All Versions), Modicon Premium CPUs with integrated Ethernet (Copro): TSXP57 (All Versions), Modicon M340 ethernet modules: (BMXNOC0401, BMXNOE01, BMXNOR0200H) (All Versions), Modicon Quantum and Premium factory cast communication modules: (140NOE77111, 140NOC78*00, TSXETY5103, TSXETY4103) (All Versions) Not specified

References

ReferenceSourceLinkTags
download.schneider-electric.com/files af854a3a-2127-422b-91ae-364da2661108 download.schneider-electric.com Patch, Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 590823 Schneider Electric Ethernet and Web server on Modicon M340 controller and Communication Modules Multiple Vulnerabilities (SEVD-2022-011-01)
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