CVE-2020-7565

high

Description

A CWE-326: Inadequate Encryption Strength vulnerability exists in Modicon M221 (all references, all versions) that could allow the attacker to break the encryption key when the attacker has captured the traffic between EcoStruxure Machine - Basic software and Modicon M221 controller.

References

https://www.se.com/ww/en/download/document/SEVD-2020-315-05/

https://us-cert.cisa.gov/ics/advisories/icsa-20-343-04

Details

Source: MITRE

Published: 2020-11-19

Updated: 2022-02-03

Type: CWE-326

Risk Information

CVSS v2

Base Score: 4.3

Vector: AV:A/AC:M/Au:N/C:P/I:P/A:N

Impact Score: 4.9

Exploitability Score: 5.5

Severity: MEDIUM

CVSS v3

Base Score: 7.3

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

Impact Score: 5.2

Exploitability Score: 2.1

Severity: HIGH