CVE-2021-32978

Automation Direct CLICK PLC CPU Modules Plaintext Storage of a Password

Description

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.

Remediation

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.

Categories

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.21%
Third-Party Advisory cisa.gov
Affected: Automation Direct CLICK PLC CPU Modules: C0-1x CPUs
Published at:
Updated at:

References

Link Tags
https://www.cisa.gov/uscert/ics/advisories/icsa-21-166-02 third party advisory us government resource

Frequently Asked Questions

What is the severity of CVE-2021-32978?
CVE-2021-32978 has been scored as a high severity vulnerability.
How to fix CVE-2021-32978?
To fix CVE-2021-32978: 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.
Is CVE-2021-32978 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-32978 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-32978?
CVE-2021-32978 affects Automation Direct CLICK PLC CPU Modules: C0-1x CPUs.
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