What is GHSA-mw2w-h237-7rhw?

GHSA-mw2w-h237-7rhw is a security advisory published by GitHub Security Advisories with High severity. An Improper Check for Unusual or Exceptional Conditions vulnerability exists in Schneider...

Which CVE IDs does GHSA-mw2w-h237-7rhw cover?

GHSA-mw2w-h237-7rhw covers the following CVE IDs: CVE-2018-7789. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-mw2w-h237-7rhw?

GHSA-mw2w-h237-7rhw has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

GHSA-mw2w-h237-7rhwHighCVSS 7.5

An Improper Check for Unusual or Exceptional Conditions vulnerability exists in Schneider...

Vendor

GitHub Security Advisories

Published

May 13, 2022

Last Modified

May 29, 2026

🔗 CVE IDs covered (1)

CVE-2018-7789 →

📋 Description

An Improper Check for Unusual or Exceptional Conditions vulnerability exists in Schneider Electric's Modicon M221 product (all references, all versions prior to firmware V1.6.2.0). The vulnerability allows unauthorized users to remotely reboot Modicon M221 using crafted programing protocol frames.

🔗 References (5)

https://nvd.nist.gov/vuln/detail/CVE-2018-7789
https://ics-cert.us-cert.gov/advisories/ICSA-18-240-02
http://www.securityfocus.com/bid/105171
https://www.schneider-electric.com/en/download/document/SEVD-2018-233-01
https://github.com/advisories/GHSA-mw2w-h237-7rhw