CVE-2020-7567 Information

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.

CVSS Vector

CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Reference

https://www.se.com/ww/en/download/document/SEVD-2020-315-05/ https://us-cert.cisa.gov/ics/advisories/icsa-20-343-04

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

5.7