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 cybersecurity@se.com

Affected SoftwareAffected VersionHow to fix
Schneider-electric Bmxp342020 Firmware
Schneider-electric Bmxp342020
Schneider-electric 140cpu65 Firmware
Schneider-electric 140cpu65
Schneider-electric Tsxp57 Firmware
Schneider-electric Tsxp57
Schneider-electric Bmxnoc0401 Firmware
Schneider-electric Bmxnoc0401
Schneider-electric Bmxnoe01 Firmware
Schneider-electric Bmxnoe01
Schneider-electric Bmxnor0200h Firmware
Schneider-electric Bmxnor0200h
Schneider-electric 140noe77111 Firmware
Schneider-electric 140noe77111
Schneider-electric 140noc78000 Firmware
Schneider-electric 140noc78000
Schneider-electric Tsxety5103 Firmware
Schneider-electric Tsxety5103
Schneider-electric Tsxety4103 Firmware
Schneider-electric Tsxety4103
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 Firmware
Schneider-electric Bmxnoc0401
All of
Schneider-electric Bmxnoe01 Firmware
Schneider-electric Bmxnoe01
All of
Schneider-electric Bmxnor0200h Firmware
Schneider-electric Bmxnor0200h
All of
Schneider-electric 140noe77111 Firmware
Schneider-electric 140noe77111
All of
Schneider-electric 140noc78000 Firmware
Schneider-electric 140noc78000
All of
Schneider-electric Tsxety5103 Firmware
Schneider-electric Tsxety5103
All of
Schneider-electric Tsxety4103 Firmware
Schneider-electric Tsxety4103

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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