CLICK PLC CPU Modules: C0-1x CPUs at a glance
- Last 12 months
- 0
- Critical · all time
- 3
- Exploited · all time
- 0
- Public exploit · all time
- 0
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| Month | Vulnerabilities | Critical |
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| Nov 2026 | 0 | 0 |
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| Aug 2026 | 0 | 0 |
| Jul 2026 | 0 | 0 |
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| Dec 2024 | 0 | 0 |
5 results · Feed
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High 7.5
Automation Direct CLICK PLC CPU Modules Cleartext Transmission of Sensitive Information
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.
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Critical 9.8
Automation Direct CLICK PLC CPU Modules Authentication Bypass Using an Alternate Path or Channel
After Automation Direct CLICK PLC CPU Modules: C0-1x CPUs with firmware prior to v3.00 is unlocked by an authorized user, the unlocked state does not timeout. If the programming software is interrupted, the PLC remains unlocked. All subsequent programming con…
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Critical 9.8
Automation Direct CLICK PLC CPU Modules Authentication Bypass Using an Alternate Path or Channel
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 c…
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High 7.5
Automation Direct CLICK PLC CPU Modules Plaintext Storage of a Password
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…
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Critical 9.8
Automation Direct CLICK PLC CPU Modules Authentication Bypass Using an Alternate Path or Channel
Automation Direct CLICK PLC CPU Modules: C0-1x CPUs with firmware prior to v3.00 does not protect against additional software programming connections. An attacker can connect to the PLC while an existing connection is already active.