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RedhatCVE•added 2026/01/09 11:21 a.m.•3 views

CVE-2021-22790

A CWE-125: Out-of-bounds Read vulnerability that could cause a Denial of Service on the Modicon PLC controller / simulator when updating the controller application with a specially crafted project file exists in Modicon M580 CPU part numbers BMEP and BMEH, all versions, Modicon M340 CPU part...

6.5CVSS6.8AI score0.00437EPSS

Exploits0References1

RedhatCVE•added 2026/01/09 11:21 a.m.•3 views

CVE-2021-22789

A CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability that could cause a Denial of Service on the Modicon PLC controller / simulator when updating the controller application with a specially crafted project file exists in Modicon M580 CPU part numbers BM...

6.5CVSS6.8AI score0.00437EPSS

Exploits0References1

RedhatCVE•added 2026/01/09 11:20 a.m.•10 views

CVE-2021-22791

A CWE-787: Out-of-bounds Write vulnerability that could cause a Denial of Service on the Modicon PLC controller / simulator when updating the controller application with a specially crafted project file exists in Modicon M580 CPU part numbers BMEP and BMEH, all versions, Modicon M340 CPU part...

6.5CVSS6.8AI score0.00437EPSS

Exploits0References1

RedhatCVE•added 2026/01/09 9:58 a.m.•4 views

CVE-2020-7542

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in Modicon M580, Modicon M340, Legacy Controllers Modicon Quantum & Modicon Premium see security notifications for affected versions, that could cause denial of service when a specially crafted Read Physical Memo...

7.5CVSS6.9AI score0.00389EPSS

Exploits0References1

RedhatCVE•added 2026/01/09 8:42 a.m.•6 views

CVE-2022-37300

A CWE-640: Weak Password Recovery Mechanism for Forgotten Password vulnerability exists that could cause unauthorized access in read and write mode to the controller when communicating over Modbus. Affected Products: EcoStruxure Control Expert Including all Unity Pro versions former name of...

9.8CVSS6.7AI score0.00571EPSS

Exploits0References1

Tenable Nessus•added 2025/11/22 12:0 a.m.•3 views

Schneider Modicon M580/Quantum Communication Modules Out-of-bounds Write (CVE-2021-29999)

An issue was discovered in Wind River VxWorks through 6.8. There is a possible stack overflow in dhcp server. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if...

9.8CVSS7.4AI score0.00779EPSS

Exploits0References5