CVE-2018-7846

CRITICAL

9.8

Description

A CWE-501: Trust Boundary Violation vulnerability on connection to the Controller exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum and Modicon Premium which could cause unauthorized access by conducting a brute force attack on Modbus protocol to the controller.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published5/22/2019

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

schneider-electric:modicon_m340schneider-electric:modicon_m340_firmwareschneider-electric:modicon_m580schneider-electric:modicon_m580_firmwareschneider-electric:modicon_premiumschneider-electric:modicon_premium_firmwareschneider-electric:modicon_quantumschneider-electric:modicon_quantum_firmware

Weaknesses (CWE)

CWE-668

References

https://www.schneider-electric.com/en/download/document/SEVD-2019-134-11/(cybersecurity@se.com)

https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0735(cybersecurity@se.com)

https://www.schneider-electric.com/en/download/document/SEVD-2019-134-11/(af854a3a-2127-422b-91ae-364da2661108)

https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0735(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.