CVE-2019-6806: High severity modicon premium firmware vulnerability

Published May 22, 2019
·
Updated

A CWE-200: Information Exposure vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause the disclosure of SNMP information when reading variables in the controller using Modbus.

Affected Software

8 affected components
Schneider-electric Modicon Premium Firmware
Schneider-electric Modicon Premium
Schneider-electric Modicon Quantum Firmware
Schneider-electric Modicon Quantum
Schneider-electric Modicon M340 Firmware<3.10
Schneider-electric Modicon M340
Schneider-electric Modicon M580 Firmware<2.90
Schneider-electric Modicon M580

Event History

May 22, 2019
CVE Published
via MITRE·08:04 PM
Data Sourced
via MITRE·08:04 PM
DescriptionWeakness
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is CVE-2019-6806?

CVE-2019-6806 is a CWE-200: Information Exposure vulnerability that exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium devices.

2

How does CVE-2019-6806 affect Schneider-electric Modicon Premium?

CVE-2019-6806 affects all versions of Schneider-electric Modicon Premium firmware.

3

How does CVE-2019-6806 affect Schneider-electric Modicon Quantum?

CVE-2019-6806 affects all versions of Schneider-electric Modicon Quantum firmware.

4

How does CVE-2019-6806 affect Schneider-electric Modicon M340?

CVE-2019-6806 affects Schneider-electric Modicon M340 firmware up to version 3.10.

5

How does CVE-2019-6806 affect Schneider-electric Modicon M580?

CVE-2019-6806 affects Schneider-electric Modicon M580 firmware up to version 2.90.

6

What is the severity of CVE-2019-6806?

CVE-2019-6806 has a severity rating of 7.5 (High).

7

Where can I find more information about CVE-2019-6806?

You can find more information about CVE-2019-6806 at the following references: [Schneider-Electric Advisory](https://www.schneider-electric.com/en/download/document/SEVD-2019-134-11/) and [Talos Intelligence](https://www.talosintelligence.com/vulnerability_reports/TALOS-2019-0769).

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203