VULNERABILITY INTELLIGENCE

CVE-2020-28214

CVSS score5.5 MEDIUM

EPSS probability0.75%

CISA KEVNot currently listed

Published2020-12-11

Last modified2026-06-17

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

Description

A CWE-760: Use of a One-Way Hash with a Predictable Salt vulnerability exists in Modicon M221 (all references, all versions), that could allow an attacker to pre-compute the hash value using dictionary attack technique such as rainbow tables, effectively disabling the protection that an unpredictable salt would provide.

Weakness classification

cybersecurity@se.com: CWE-760

Primary references

cybersecurity@se.com — Third Party Advisory, US Government Resource
cybersecurity@se.com — Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, US Government Resource
af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory