CVE-2021-32978 (GCVE-0-2021-32978)
Vulnerability from cvelistv5 – Published: 2022-04-04 19:45 – Updated: 2025-04-16 16:31
VLAI?
Title
Automation Direct CLICK PLC CPU Modules Plaintext Storage of a Password
Summary
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.
Severity ?
7.5 (High)
CWE
- CWE-256 - Plaintext Storage of a Password
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Automation Direct | CLICK PLC CPU Modules: C0-1x CPUs |
Affected:
unspecified , < 3.00
(custom)
|
Credits
Irfan Ahmed and Adeen Ayub of Virginia Commonwealth University and Hyunguk Yoo of the University of New Orleans reported these vulnerabilities to Automation Direct.
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"id": "CVE-2021-32978",
"lastModified": "2024-11-21T06:08:02.920",
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"cveMetadata": "{\"cveId\": \"CVE-2021-32978\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-04-16T16:31:49.023Z\", \"dateReserved\": \"2021-05-13T00:00:00.000Z\", \"assignerOrgId\": \"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6\", \"datePublished\": \"2022-04-04T19:45:53.000Z\", \"assignerShortName\": \"icscert\"}",
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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