CVE-2021-32978: high-severity vulnerability in Automation Direct CLICK PLC CPU Modules: C0-1x…
Automation Direct CLICK PLC CPU Modules Plaintext Storage of a Password
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.5epss 1.0%
The programming protocol allows for a previously entered password and lock state to be read by an attacker. If the previously entered password was successful, the attacker can then use the password to unlock Automation Direct CLICK PLC CPU Modules: C0-1x CPUs with firmware prior to v3.00.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Affected products
Automation Direct · CLICK PLC CPU Modules: C0-1x CPUsRelated CVEs — Automation Direct CLICK PLC CPU Modules: C0-1x…
In the same product, most dangerous first.
CVE-2021-32986CRITICALAutomation Direct CLICK PLC CPU Modules Authentication Bypass Using an Alternate Path or ChannelEPSS 1.1%CVE-2021-32984CRITICALAutomation Direct CLICK PLC CPU Modules Authentication Bypass Using an Alternate Path or ChannelEPSS 1.1%CVE-2021-32980CRITICALAutomation Direct CLICK PLC CPU Modules Authentication Bypass Using an Alternate Path or ChannelEPSS 1.1%CVE-2021-32982HIGHAutomation Direct CLICK PLC CPU Modules Cleartext Transmission of Sensitive InformationEPSS 0.7%