CVE-2020-7562

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

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.

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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:N/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
8.1 / 10.0
EPSS (Exploit Probability)
0.9%
55th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

schneider-electric