CVE-2020-7534: Schneider Electric 140cpu65 Firmware

High severity, CVSS 8.8. EPSS: 0.4% chance of exploitation in the next 30 days.

A 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)

Affected products

• Schneider Electric 140cpu65 Firmware: any version
• Schneider Electric 140noc78000 Firmware: any version
• Schneider Electric 140noe77111 Firmware: any version
• Schneider Electric BMXNOC0401 Firmware: any version
• Schneider Electric BMXNOE01 Firmware: any version
• Schneider Electric BMXNOR0200H Firmware: any version
• Schneider Electric Modicon m340 BMXP342020 Firmware: any version
• Schneider Electric TSXETY4103 Firmware: any version
• Schneider Electric TSXETY5103 Firmware: any version
• Schneider Electric TSXP57 Firmware: any version

Published 2022-02-04. Last modified 2026-06-17.