CVE-2021-32986

CRITICAL

9.8

Description

After Automation Direct CLICK PLC CPU Modules: C0-1x CPUs with firmware prior to v3.00 is unlocked by an authorized user, the unlocked state does not timeout. If the programming software is interrupted, the PLC remains unlocked. All subsequent programming connections are allowed without authorization. The PLC is only relocked by a power cycle, or when the programming software disconnects correctly.

Details CVE

Score CVSS v3.19.8

SeveriteCRITICAL

Vecteur CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurNONE

Publie4/4/2022

Derniere modification11/21/2024

Sourcenvd

Observations honeypot0

Produits affectes

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

Faiblesses (CWE)

CWE-288CWE-863

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)

Correlations IOC

Aucune correlation enregistree

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