CVE-2021-32980

CRITICAL

9.8

Description

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.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published4/4/2022

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

automationdirect:c0-10are-dautomationdirect:c0-10are-d_firmwareautomationdirect:c0-10dd1e-dautomationdirect:c0-10dd1e-d_firmwareautomationdirect:c0-10dd2e-dautomationdirect:c0-10dd2e-d_firmwareautomationdirect:c0-10dre-dautomationdirect:c0-10dre-d_firmwareautomationdirect:c0-11are-dautomationdirect:c0-11are-d_firmwareautomationdirect:c0-11dd1e-dautomationdirect:c0-11dd1e-d_firmwareautomationdirect:c0-11dd2e-dautomationdirect:c0-11dd2e-d_firmwareautomationdirect:c0-11dre-dautomationdirect:c0-11dre-d_firmwareautomationdirect:c0-12are-1-dautomationdirect:c0-12are-1-d_firmwareautomationdirect:c0-12are-2-dautomationdirect:c0-12are-2-d_firmwareautomationdirect:c0-12are-dautomationdirect:c0-12are-d_firmwareautomationdirect:c0-12dd1e-1-dautomationdirect:c0-12dd1e-1-d_firmwareautomationdirect:c0-12dd1e-2-dautomationdirect:c0-12dd1e-2-d_firmwareautomationdirect:c0-12dd1e-dautomationdirect:c0-12dd1e-d_firmwareautomationdirect:c0-12dd2e-1-dautomationdirect:c0-12dd2e-1-d_firmwareautomationdirect:c0-12dd2e-2-dautomationdirect:c0-12dd2e-2-d_firmwareautomationdirect:c0-12dd2e-dautomationdirect:c0-12dd2e-d_firmwareautomationdirect:c0-12dre-1-dautomationdirect:c0-12dre-1-d_firmwareautomationdirect:c0-12dre-2-dautomationdirect:c0-12dre-2-d_firmwareautomationdirect:c0-12dre-dautomationdirect:c0-12dre-d_firmware

Weaknesses (CWE)

CWE-288CWE-287

References

https://www.cisa.gov/uscert/ics/advisories/icsa-21-166-02(ics-cert@hq.dhs.gov)

https://www.cisa.gov/uscert/ics/advisories/icsa-21-166-02(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.