CVE-2021-32986

CRITICAL

9.8

Descricao

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.

Detalhes CVE

Pontuacao CVSS v3.19.8

SeveridadeCRITICAL

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

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado4/4/2022

Ultima modificacao11/21/2024

Fontenvd

Avistamentos honeypot0

Produtos afetados

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

Fraquezas (CWE)

CWE-288CWE-863

Referencias

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)

Correlacoes IOC

Sem correlacoes registradas

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