high
8.8
CWE
352
Advisory Published
Updated

CVE-2020-7534: CSRF

First published: Fri Feb 04 2022(Updated: )

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)

Credit: cybersecurity@se.com

Affected SoftwareAffected VersionHow to fix
schneider-electric BMXP342020H firmware
schneider-electric BMXP342020H firmware
Schneider Electric 140CPU65 Firmware
Schneider Electric 140CPU65
Schneider Electric TSXP57 Firmware
schneider-electric tsxp57
schneider-electric BMXNOC0401
Schneider Electric Modicon M340 BMXNOC0401
Schneider Electric BMXNOE01
Schneider Electric BMXNOE01
Schneider Electric BMXNOR0200H Firmware
Schneider Electric BMXNOR200H
Schneider Electric 140NOE77111
Schneider Electric 140NOE77111
Schneider Electric 140NOC78000
schneider-electric 140noc78000 firmware
schneider-electric tsxety5103c firmware
schneider-electric TSXETY5103 firmware
Schneider Electric TSXETY4103 Firmware
Schneider Electric TSXETY4103C
All of
Schneider Electric Modicon M340 BMXP342020 Firmware
Schneider Electric Modicon M340 BMXP342020
All of
Schneider Electric 140CPU65 Firmware
Schneider Electric 140CPU65
All of
Schneider Electric TSXP57 Firmware
schneider-electric tsxp57
All of
schneider-electric BMXNOC0401
Schneider Electric Modicon M340 BMXNOC0401
All of
Schneider Electric BMXNOE01
Schneider Electric BMXNOE01
All of
Schneider Electric BMXNOR0200H Firmware
Schneider Electric BMXNOR200H
All of
Schneider Electric 140NOE77111
Schneider Electric 140NOE77111
All of
Schneider Electric 140NOC78000
schneider-electric 140noc78000 firmware
All of
schneider-electric tsxety5103c firmware
schneider-electric TSXETY5103 firmware
All of
Schneider Electric TSXETY4103 Firmware
Schneider Electric TSXETY4103C

Remedy

https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2022-011-01

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Reference Links

Frequently Asked Questions

  • What is CVE-2020-7534?

    CVE-2020-7534 is a Cross-Site Request Forgery (CSRF) vulnerability that exists on the web server used, potentially leading to unauthorized actions or a leak of sensitive data.

  • Which products are affected by CVE-2020-7534?

    Modicon M340 CPUs: BMXP34 (All Versions), Modicon Quantum CPUs with BMXP34XXXX Firmware: All Versions.

  • What is the severity of CVE-2020-7534?

    CVE-2020-7534 has a severity rating of 8.8 out of 10 (high).

  • How can CVE-2020-7534 be exploited?

    CVE-2020-7534 can be exploited through a Cross-Site Request Forgery (CSRF) attack.

  • How can I mitigate the risk of CVE-2020-7534?

    To mitigate the risk of CVE-2020-7534, it is recommended to implement proper CSRF defenses, such as using anti-CSRF tokens and validating the referer header.

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