Rockwell Automation MicroLogix 1400 Controllers Series B v21.001 and prior, Series A, all versions, MicroLogix 1100 Controller, all versions, RSLogix 500 Software v12.001 and prior, The cryptographic key utilized to help protect the account password is hard coded into the RSLogix 500 binary file. An attacker could identify cryptographic keys and use it for further cryptographic attacks that could ultimately lead to a remote attacker gaining unauthorized access to the controller.
History

Wed, 03 Jun 2026 14:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


cve-icon MITRE

Status: PUBLISHED

Assigner: icscert

Published: 2020-03-16T15:39:45.000Z

Updated: 2026-06-03T13:26:25.620Z

Reserved: 2020-01-14T00:00:00.000Z

Link: CVE-2020-6990

cve-icon Vulnrichment

Updated: 2024-08-04T09:18:02.522Z

cve-icon NVD

Status : Modified

Published: 2020-03-16T16:15:14.843

Modified: 2026-06-03T14:16:23.847

Link: CVE-2020-6990

cve-icon Redhat

No data.