CVE-2018-7842

Common vulnerabilities & exposures (CVE)

CVE database CVE database blogpost Release & EoL database

Published at: - 22-05-2019 10:29

Last modified: - 03-02-2022 03:06

Total changes: - 5

Description

A CWE-290: Authentication Bypass by Spoofing vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause an elevation of privilege by conducting a brute force attack on Modbus parameters sent to the controller.

Common Vulnerability Scoring System (CVSS)

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

Low

Attack complexity

Network

Attack vector

High

Availability

High

Confidentiality

High

Integrity

None

Privileges required

Unchanged

Scope

None

User interaction

9.8

Base score

3.9

5.9

Exploitability score

Impact score

Verification logic

AND

vendor=schneider-electric AND product=modicon_m580_firmware

vendor=schneider-electric AND product=modicon_m580 AND version=-

AND

vendor=schneider-electric AND product=modicon_m340_firmware

vendor=schneider-electric AND product=modicon_m340 AND version=-

AND

vendor=schneider-electric AND product=modicon_quantum_firmware

vendor=schneider-electric AND product=modicon_quantum AND version=-

AND

vendor=schneider-electric AND product=modicon_premium_firmware

vendor=schneider-electric AND product=modicon_premium AND version=-

Reference

Keywords

CVE-2018-7842

Common vulnerabilities & exposures (CVE)

Description

Common Vulnerability Scoring System (CVSS)

Verification logic

Reference

NVD

CVE-2018-7842

CVE

Common vulnerabilities & exposures

CVSS

Common vulnerability scoring system

Security

Vulnerabilities

Exposures