CVE-2021-32984 — Automation Direct CLICK PLC CPU Modules Authentication Bypass Using an Alternate Path or Channel

CVE-2021-32984

Automation Direct CLICK PLC CPU Modules Authentication Bypass Using an Alternate Path or Channel PUBLISHED

Description (CNA)

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 (CNA)

Vendor / product	Versions
Automation Direct / CLICK PLC CPU Modules: C0-1x CPUs	affected unspecified before 3.00

CWE

CWE-288

References

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

ADP enrichment

CVE

No English description supplied.

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

CISA-ADP

No English description supplied.

No references supplied.