VULNERABILITY INTELLIGENCE

CVE-2020-7562

CVSS score8.1 HIGH
EPSS probability0.91%
CISA KEVNot currently listed
Published2020-11-18
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

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.

Weakness classification

  • cybersecurity@se.com: CWE-125

Primary references