CVE-2018-7847

critical

Description

A CWE-284: Improper Access Control vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause denial of service or potential code execution by overwriting configuration settings of the controller over Modbus.

References

https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0743

https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0742

https://www.schneider-electric.com/en/download/document/SEVD-2019-134-11/

Details

Source: Mitre, NVD

Published: 2019-05-22

Updated: 2022-02-03

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical