What is GHSA-m2rr-g8pf-8wrj?

GHSA-m2rr-g8pf-8wrj is a security advisory published by GitHub Security Advisories with Medium severity. IEC 60870-5-104 used in bidirectional mode is vulnerable for a NULL pointer dereferencing, if a...

Which CVE IDs does GHSA-m2rr-g8pf-8wrj cover?

GHSA-m2rr-g8pf-8wrj covers the following CVE IDs: CVE-2026-8479. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

GHSA-m2rr-g8pf-8wrjMedium

IEC 60870-5-104 used in bidirectional mode is vulnerable for a NULL pointer dereferencing, if a...

Vendor

GitHub Security Advisories

Published

May 26, 2026

Last Modified

May 26, 2026

🔗 CVE IDs covered (1)

CVE-2026-8479 →

📋 Description

IEC 60870-5-104 used in bidirectional mode is vulnerable for a NULL pointer dereferencing, if a specially crafted sequence of messages is sent for a certain time, causing Denial of Service impact. Product is only affected if IEC 60870-5-104 functionality in bidirectional mode (BCI) is configured.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-8479
https://publisher.hitachienergy.com/preview?DocumentID=8DBD000252&LanguageCode=en&DocumentPartId=&Action=Launch
https://github.com/advisories/GHSA-m2rr-g8pf-8wrj