CVE-2020-6990 Information

Description

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.

CVSS Vector

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

Reference

https://www.us-cert.gov/ics/advisories/icsa-20-070-06

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8