CVE-2018-7809

critical
New! CVE Severity Now Using CVSS v3

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Description

An Unverified Password Change vulnerability exists in the embedded web servers in all Modicon M340, Premium, Quantum PLCs and BMXNOR0200 which could allow an unauthenticated remote user to access the password delete function of the web server.

References

https://www.schneider-electric.com/en/download/document/SEVD-2018-327-01/

https://www.tenable.com/security/research/tra-2018-38

Details

Source: MITRE

Published: 2018-11-30

Updated: 2018-12-28

Type: CWE-640

Risk Information

CVSS v2

Base Score: 6.4

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

Impact Score: 4.9

Exploitability Score: 10

Severity: MEDIUM

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

Impact Score: 5.9

Exploitability Score: 3.9

Severity: CRITICAL

Tenable Plugins

View all (2 total)

IDNameProductFamilySeverity
500170Schneider-electric Modicom Weak Password Recovery Mechanism for Forgotten PasswordNessusSCADA
critical
720244Schneider Electric Modicon Multiple Controllers Unauthorized Password DeleteNessus Network MonitorSCADA
critical