CVE-2018-7856

A CWE-248: Uncaught Exception vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause a possible denial of Service when writing invalid memory blocks to the controller over Modbus...

CVE-2018-7853

A CWE-248: Uncaught Exception vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause denial of service when reading invalid physical memory blocks in the controller over Modbus...

CVE-2018-7794

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in Modicon M580, Modicon M340, Modicon Quantum, Modicon Premium see security notification for specific versions which could cause a Denial of Service when reading data with invalid index using Modbus TCP...

CVE-2018-7788

A CWE-255 Credentials Management vulnerability exists in Modicon Quantum with firmware versions prior to V2.40. which could cause a Denial Of Service when using a Telnet connection...

CVE-2019-6811

An Improper Check for Unusual or Exceptional Conditions CWE-754 vulnerability exists in Modicon Quantum 140 NOE771x1 version 6.9 and earlier, which could cause denial of service when the module receives an IP fragmented packet with a length greater than 65535 bytes. The module then requires a pow...

CVE-2018-7854

A CWE-248 Uncaught Exception vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause a denial of Service when sending invalid debug parameters to the controller over Modbus...

CISA Releases Two Industrial Control Systems Advisories

CISA released two Industrial Control Systems ICS advisories on February 27, 2025. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-25-058-01 Schneider Electric Communication Modules for Modicon M580 and Quantum...

CVE-2022-45788

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists that could cause arbitrary code execution, denial of service and loss of confidentiality & integrity when a malicious project file is loaded onto the controller. Affected Products: EcoStruxure Control Expert All...

Schneider Modicon Quantum Password Recovery

This module requires Metasploit: https://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework class MetasploitModule 'Schneider Modicon Quantum Password Recovery', 'Description' = %q The Schneider Modicon Quantum series of Ethernet cards store usernames and...

Schneider Electric Modicon Improper Check for Unusual or Exceptional Conditions (CVE-2020-7549)

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in the Web Server on Modicon M340, Legacy Offers Modicon Quantum and Modicon Premium and associated Communication Modules see security notification for affected versions, that could cause denial of HTTP and FTP...

Schneider Electric Modicon Improper Authentication (CVE-2018-7760)

An authorization bypass vulnerability exists in Schneider Electric's Modicon M340, Modicon Premium, Modicon Quantum PLC, BMXNOR0200. Requests to CGI functions allow malicious users to bypass authorization. This plugin only works with Tenable.ot. Please visit...

Schneider Electric Modicon Premium, Modicon Quantum, Modicon M340, and Modicon BMXNOR0200 Use of a Broken or Risky Cryptographic Algorithm (CVE-2018-7242)

Vulnerable hash algorithms exists in Schneider Electric's Modicon Premium, Modicon Quantum, Modicon M340, and BMXNOR0200 controllers in all versions of the communication modules. The algorithm used to encrypt the password is vulnerable to hash collision attacks. This plugin only works with...

Schneider Electric Modicon Out-of-bounds Write (CVE-2021-22788)

A CWE-787: Out-of-bounds Write vulnerability exists that could cause denial of service when an attacker sends a specially crafted HTTP request to the web server of the device. Affected Product: Modicon M340 CPUs: BMXP34 Versions prior to V3.40, Modicon M340 X80 Ethernet Communication Modules:...

Schneider Electric Modicon Cross-Site Request Forgery (CVE-2020-7534)

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...

Schneider Electric Modicon Exposure of Sensitive Information to an Unauthorized Actor (CVE-2021-22785)

A CWE-200: Information Exposure vulnerability exists that could cause sensitive information of files located in the web root directory to leak when an attacker sends a HTTP request to the web server of the device. Affected Product: Modicon M340 CPUs: BMXP34 Versions prior to V3.40, Modicon M340 X...

Schneider Electric Modicon Premium, Modicon Quantum, Modicon M340, and Modicon BMXNOR0200 Stack-Based Buffer Overflow (CVE-2018-7240)

A vulnerability exists in Schneider Electric's Modicon Quantum in all versions of the communication modules which could allow arbitrary code execution. An FTP command used to upgrade the firmware of the module can be misused to cause a denial of service, or in extreme cases, to load a malicious...

The vulnerabilities of microprogrammed logic controllers such as Modicon M580, Modicon M340, Modicon MC80, Modicon Momentum Ethernet, Modicon Quantum, Modicon Premium, and the programming software for these controllers—EcoStruxure Control Expert and EcoStruxure Process Expert—allow a hacker to trigger malfunctions during maintenance operations.

The vulnerability of microprogrammed logic controllers such as Modicon M580, Modicon M340, Modicon MC80, Modicon Momentum Ethernet, Modicon Quantum, Modicon Premium, and the programming software for these controllers—EcoStruxure Control Expert and EcoStruxure Process Expert—is related to the...

The vulnerability of the microprogramming software of Schneider Electric’s programmable logic controllers Modicon M340, Modicon Quantum, and Modicon Premium allows a intruder to gain access to confidential data.

The vulnerability of microprogrammed software in Schneider Electric’s programmable logic controllers such as Modicon M340, Modicon Quantum, and Modicon Premium is related to the falsification of inter-site requests. Exploiting this vulnerability can allow a remote attacker to gain access to...

CVE-2021-22786

A CWE-200: Information Exposure vulnerability exists that could cause the exposure of sensitive information stored on the memory of the controller when communicating over the Modbus TCP protocol. Affected Products: Modicon M340 CPU part numbers BMXP34 Versions prior to V3.30, Modicon M580 CPU par...

Information disclosure

A CWE-200: Information Exposure vulnerability exists that could cause the exposure of sensitive information stored on the memory of the controller when communicating over the Modbus TCP protocol. Affected Products: Modicon M340 CPU part numbers BMXP34 Versions prior to V3.30, Modicon M580 CPU par...