CVE-2020-7567

MEDIUM

Schneider-electric Modicon M221 Firmware - Missing Encryption

Title source: rule
STIX 2.1

Description

A CWE-311: Missing Encryption of Sensitive Data vulnerability exists in Modicon M221 (all references, all versions) that could allow the attacker to find the password hash when the attacker has captured the traffic between EcoStruxure Machine - Basic software and Modicon M221 controller and broke the encryption keys.

Scores

CVSS v3 5.7
EPSS 0.0002
EPSS Percentile 5.3%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Details

CWE
CWE-311
Status published
Products (1)
schneider-electric/modicon_m221_firmware
Published Nov 19, 2020
Tracked Since Feb 18, 2026