CVE-2020-7564

8.8 HIGH
Published: November 18, 2020 Modified: May 29, 2026
View on NVD

Description

A CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') 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 write access and the execution of commands when uploading a specially crafted file on the controller over FTP.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Login to generate AI explanation

CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://www.se.com/ww/en/download/document/SEVD-2020-315-01/
Source: cybersecurity@se.com
Vendor Advisory
https://www.se.com/ww/en/download/document/SEVD-2020-315-01/
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory

2 reference(s) from NVD

Quick Stats

CVSS v3 Score
8.8 / 10.0
EPSS (Exploit Probability)
1.1%
61th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

schneider-electric