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.

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Advisories
Source ID Title
EUVD EUVD EUVD-2020-20698 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.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Thu, 28 May 2026 21:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: schneider

Published:

Updated: 2026-05-28T20:12:55.037Z

Reserved: 2020-11-05T00:00:00.000Z

Link: CVE-2020-28214

cve-icon Vulnrichment

Updated: 2024-08-04T16:33:58.330Z

cve-icon NVD

Status : Modified

Published: 2020-12-11T01:15:11.407

Modified: 2026-05-28T21:16:26.400

Link: CVE-2020-28214

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses