Schneider-electric Modicom Weak Password Recovery Mechanism for Forgotten Password

critical Tenable.ot Plugin ID 500170
New! Plugin 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.

Solution

Refer to vendor advisory for Security Updates

See Also

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

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

Plugin Details

Severity: Critical

ID: 500170

Version: 1.0

Type: local

Family: SCADA

Published: 11/8/2019

Updated: 11/8/2019

Risk Information

CVSS Score Source: CVE-2018-7809

CVSS v2

Risk Factor: Medium

Base Score: 6.4

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

CVSS v3

Risk Factor: Critical

Base Score: 9.8

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

Vulnerability Information

CPE: cpe:2.3:o:schneider-electric:modicom_m340_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:modicom_m340:-:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:modicom_premium_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:modicom_premium:*:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:modicom_quantum_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:modicom_quantum:*:*:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:modicom_bmxnor0200h_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:schneider-electric:modicom_bmxnor0200h:-:*:*:*:*:*:*:*

Patch Publication Date: 11/30/2018

Vulnerability Publication Date: 11/30/2018

Reference Information

CVE: CVE-2018-7809