What is GHSA-42rg-42xm-fx4v?

GHSA-42rg-42xm-fx4v is a security advisory published by GitHub Security Advisories with High severity. A denial-of-service security issue exists within the 1794-AENTR adapter due to improper memory...

Which CVE IDs does GHSA-42rg-42xm-fx4v cover?

GHSA-42rg-42xm-fx4v covers the following CVE IDs: CVE-2026-0646. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

GHSA-42rg-42xm-fx4vHigh

A denial-of-service security issue exists within the 1794-AENTR adapter due to improper memory...

Vendor

GitHub Security Advisories

Published

June 16, 2026

Last Modified

June 16, 2026

🔗 CVE IDs covered (1)

CVE-2026-0646 →

📋 Description

A denial-of-service security issue exists within the 1794-AENTR adapter due to improper memory handling of CIP protocol requests. This vulnerability can result in the adapter faulting and losing connection to its associated I/O modules, requiring a manual reset to recover.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-0646
https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD1775.html
https://github.com/advisories/GHSA-42rg-42xm-fx4v