What is CVE-2020-28214?

CVE-2020-28214 is a vulnerability in Modicon M221 that allows an attacker to pre-compute the hash value using dictionary attack technique such as rainbow tables.

How does the CVE-2020-28214 vulnerability impact Modicon M221?

The CVE-2020-28214 vulnerability in Modicon M221 could allow an attacker to disable the protection of the device by predicting the hash value using rainbow tables.

What is the severity of CVE-2020-28214?

CVE-2020-28214 has a severity score of 5.5, which is considered medium.

How can I fix the CVE-2020-28214 vulnerability in Modicon M221?

To fix the CVE-2020-28214 vulnerability in Modicon M221, it is recommended to update to the latest firmware version provided by Schneider-electric.

Where can I find more information about CVE-2020-28214?

You can find more information about CVE-2020-28214 on the official Schneider-electric website and the US-CERT advisory.

Vulnerability/
CVE-2020-28214

medium

5.5

CWE

760

11/12/2020

4/8/2024

CVE-2020-28214

First published: Fri Dec 11 2020(Updated: )

A CWE-760: Use of a One-Way Hash with a Predictable Salt vulnerability exists in Modicon M221 (all references, all versions), that could allow an attacker to pre-compute the hash value using dictionary attack technique such as rainbow tables, effectively disabling the protection that an unpredictable salt would provide.

Credit: cybersecurity@se.com

Affected Software	Affected Version	How to fix
Schneider-electric Modicon M221 Firmware
Schneider-electric Modicon M221
Schneider Electric Modicon M221

Never miss a vulnerability like this again

Reference Links

Parent vulnerabilities

(Appears in the following advisories)

ICSA-20-343-04

Frequently Asked Questions

What is CVE-2020-28214?
CVE-2020-28214 is a vulnerability in Modicon M221 that allows an attacker to pre-compute the hash value using dictionary attack technique such as rainbow tables.
How does the CVE-2020-28214 vulnerability impact Modicon M221?
The CVE-2020-28214 vulnerability in Modicon M221 could allow an attacker to disable the protection of the device by predicting the hash value using rainbow tables.
What is the severity of CVE-2020-28214?
CVE-2020-28214 has a severity score of 5.5, which is considered medium.
How can I fix the CVE-2020-28214 vulnerability in Modicon M221?
To fix the CVE-2020-28214 vulnerability in Modicon M221, it is recommended to update to the latest firmware version provided by Schneider-electric.
Where can I find more information about CVE-2020-28214?
You can find more information about CVE-2020-28214 on the official Schneider-electric website and the US-CERT advisory.

collector/nvd-index
agent/type
agent/severity
agent/references
agent/weakness
agent/author
agent/description
collector/ics-cert-advisory
source/ICS
agent/software-canonical-lookup
agent/software-canonical-lookup-request
agent/softwarecombine
collector/mitre-cve
source/MITRE
agent/last-modified-date
agent/first-publish-date
agent/event
agent/tags
agent/trending
vendor/schneider-electric
canonical/schneider-electric modicon m221 firmware
canonical/schneider-electric modicon m221
vendor/schneider electric
canonical/schneider electric modicon m221

Company

Resources

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.