CVE-2021-32982

Automation Direct CLICK PLC CPU Modules Cleartext Transmission of Sensitive Information

Published Apr 4, 2022 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
Automation Direct CLICK PLC CPU Modules: C0-1x CPUs with firmware prior to v3.00 passwords are sent as plaintext during unlocking and project transfers. An attacker who has network visibility can observe the password exchange.

Remediation

Vendor 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.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2021-19703 Automation Direct CLICK PLC CPU Modules: C0-1x CPUs with firmware prior to v3.00 passwords are sent as plaintext during unlocking and project transfers. An attacker who has network visibility can observe the password exchange.
History
Type Values Removed Values Added
Metrics ssvc

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

Weaknesses

Sources

Status
PUBLISHED
Assigner
icscert
Published
Updated
Apr 16, 2025, 4:31 PM
Reserved
May 13, 2021, 12:00 AM
Status
Modified
Published
Apr 4, 2022, 8:15 PM
Modified
Jun 17, 2026, 3:53 AM