CVE-2021-32984

Summary

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 connect to the PLC and read the project without authorization.

Affected Software

Weaknesses

• CWE-288: CWE-288: Authentication Bypass Using an Alternate Path or Channel

ADP Enrichment

CVE Program Container

Additional References

• https://www.cisa.gov/uscert/ics/advisories/icsa-21-166-02

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: yes
  • Technical Impact: total

References

• https://www.cisa.gov/uscert/ics/advisories/icsa-21-166-02

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