Rockwellautomation Micrologix Use of a Broken or Risky Cryptographic Algorithm

high Tenable.ot Plugin ID 500367
New! Plugin Severity Now Using CVSS v3

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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 function utilized to protect the password in MicroLogix is discoverable.

Solution

Refer to vendor advisory for Security Updates

See Also

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

Plugin Details

Severity: High

ID: 500367

Version: 1.0

Type: local

Family: SCADA

Published: 5/27/2020

Updated: 5/27/2020

Risk Information

CVSS Score Source: CVE-2020-6984

CVSS v2

Risk Factor: Medium

Base Score: 5

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

CVSS v3

Risk Factor: High

Base Score: 7.5

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

Vulnerability Information

CPE: cpe:2.3:o:rockwellautomation:micrologix_1400_a_firmware:*:*:*:*:*:*:*:*, cpe:2.3:o:rockwellautomation:micrologix_1400_b_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:rockwellautomation:micrologix_1400:-:*:*:*:*:*:*:*, cpe:2.3:o:rockwellautomation:micrologix_1100_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:rockwellautomation:micrologix_1100:-:*:*:*:*:*:*:*, cpe:2.3:a:rockwellautomation:rslogix_500:*:*:*:*:*:*:*:*

Patch Publication Date: 3/16/2020

Vulnerability Publication Date: 3/16/2020

Reference Information

CVE: CVE-2020-6984