All programming connections receive the same unlocked privileges, which can result in a privilege escalation. During the time Automation Direct CLICK PLC CPU Modules: C0-1x CPUs with firmware prior to v3.00 is unlocked by an authorized user, an attacker can connect to the PLC and read the project without authorization.
Advisories
Source ID Title
EUVD EUVD EUVD-2021-19705 All programming connections receive the same unlocked privileges, which can result in a privilege escalation. During the time Automation Direct CLICK PLC CPU Modules: C0-1x CPUs with firmware prior to v3.00 is unlocked by an authorized user, an attacker can connect to the PLC and read the project without authorization.
Fixes

Solution

Automation Direct reports these vulnerabilities are all mitigated by Version 3.00 and recommends users update software and firmware to the latest version. Automation Direct also recommends users follow its security guidelines.


Workaround

No workaround given by the vendor.

History

Wed, 16 Apr 2025 17:15:00 +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:

Updated: 2025-04-16T16:31:41.100Z

Reserved: 2021-05-13T00:00:00.000Z

Link: CVE-2021-32984

cve-icon Vulnrichment

Updated: 2024-08-03T23:42:19.120Z

cve-icon NVD

Status : Modified

Published: 2022-04-04T20:15:09.100

Modified: 2024-11-21T06:08:03.893

Link: CVE-2021-32984

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.