What is GHSA-jhf7-x7rx-7fc9?

GHSA-jhf7-x7rx-7fc9 is a security advisory published by GitHub Security Advisories with High severity. A CWE-125: Out-of-Bounds Read vulnerability exists in the Web Server on Modicon M340, Modicon...

Which CVE IDs does GHSA-jhf7-x7rx-7fc9 cover?

GHSA-jhf7-x7rx-7fc9 covers the following CVE IDs: CVE-2020-7562. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-jhf7-x7rx-7fc9?

GHSA-jhf7-x7rx-7fc9 has a CVSS v3 base score of 8.1, published by GitHub Security Advisories.

GHSA-jhf7-x7rx-7fc9HighCVSS 8.1

A CWE-125: Out-of-Bounds Read vulnerability exists in the Web Server on Modicon M340, Modicon...

Vendor

GitHub Security Advisories

Published

May 24, 2022

Last Modified

May 29, 2026

🔗 CVE IDs covered (1)

CVE-2020-7562 →

📋 Description

A CWE-125: Out-of-Bounds Read vulnerability exists in the Web Server on Modicon M340, Modicon Quantum and Modicon Premium Legacy offers and their Communication Modules (see notification for details) which could cause a segmentation fault or a buffer overflow when uploading a specially crafted file on the controller over FTP.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2020-7562
https://www.se.com/ww/en/download/document/SEVD-2020-315-01
https://github.com/advisories/GHSA-jhf7-x7rx-7fc9