CVE-2019-6855

Incorrect Authorization vulnerability exists in EcoStruxure Control Expert all versions prior to 14.1 Hot Fix, Unity Pro all versions, Modicon M340 all versions prior to V3.20 , and Modicon M580 all versions prior to V3.10, which could cause a bypass of the authentication process between...

CVE-2019-6847

A CWE-755: Improper Handling of Exceptional Conditions vulnerability exists in Modicon M580, Modicon M340, Modicon BMxCRA and 140CRA modules all firmware versions, which could cause a Denial of Service attack on the FTP service when upgrading the firmware with a version incompatible with the...

CVE-2019-6846

A CWE-319: Cleartext Transmission of Sensitive Information vulnerability exists in Modicon M580, Modicon M340, Modicon BMxCRA and 140CRA modules all firmware versions, which could cause information disclosure when using the FTP protocol...

CVE-2019-6807

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 sensitive application variables to the controller over Modbus...

CVE-2019-6809

A CWE-248: Uncaught Exception vulnerability exists in Modicon M580 firmware versions prior to V2.90, Modicon M340 firmware versions prior to V3.10, Modicon Premium all versions, Modicon Quantum all versions, which could cause a possible denial of service when reading invalid data from the...

CVE-2019-6857

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 of the controller when reading specific memory blocks using...

CVE-2019-6829

A CWE-248: Uncaught Exception vulnerability exists in Modicon M580 firmware version prior to V2.90 and Modicon M340 firmware version prior to V3.10, which could cause a possible denial of service when writing to specific memory addresses in the controller over Modbus...

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-2018-7851

CWE-119: Buffer errors vulnerability exists in Modicon M580 with firmware prior to V2.50, Modicon M340 with firmware prior to V3.01, BMxCRA312xx with firmware prior to V2.40, All firmware versions of Modicon Premium and 140CRA312xxx when sending a specially crafted Modbus packet, which could caus...

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 Six Industrial Control Systems Advisories

CISA released six Industrial Control Systems ICS advisories on April 17, 2025. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-25-107-01 Schneider Electric Trio Q Licensed Data Radio ICSA-25-107-02 Schneider Electric...

Schneider Electric Modicon M340 and BMXNOE0100/0110, BMXNOR0200H Exposure of Sensitive Information to an Unauthorized Actor (CVE-2024-12142)

CWE-200: Exposure of Sensitive Information to an Unauthorized Actor vulnerability exists that could cause information disclosure of restricted web page, modification of web page and denial of service when specific web pages are modified and restricted functions are invoked. This plugin only works...

CVE-2022-45789

A CWE-294: Authentication Bypass by Capture-replay vulnerability exists that could cause execution of unauthorized Modbus functions on the controller when hijacking an authenticated Modbus session. Affected Products: EcoStruxure Control Expert All Versions, EcoStruxure Process Expert All Versions...

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...

CVE-2022-37301

A CWE-191: Integer Underflow Wrap or Wraparound vulnerability exists that could cause a denial of service of the controller due to memory access violations when using the Modbus TCP protocol. Affected products: Modicon M340 CPU part numbers BMXP34V3.40 and prior, Modicon M580 CPU part numbers BME...

CISA Releases Nine Industrial Control Systems Advisories

CISA released nine Industrial Control Systems ICS advisories on February 4, 2025. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-25-035-01 Western Telematic Inc NPS Series, DSM Series, CPM Series ICSA-25-035-02 Rockwe...

Schneider Electric Modicon M340 信息泄露漏洞

The Schneider Electric Modicon M340 is a mid-range PLC programmable logic controller for industrial processes and infrastructure from Schneider Electric France. An information disclosure vulnerability exists in the Schneider Electric Modicon M340, which stems from the inclusion of an Exposure of...

Vulnerabilities fixed in Schneider Electric Modicon

Schneider Electric has fixed vulnerabilities in Modicon M340, M580 and various communication modules. A malicious party could exploit the vulnerabilities to cause a denial-of-service or gain access to system data and possibly affect the operation of the controllers. For successful abuse, the...