Fiche vulnérabilité
CVE-2021-32986 : faille critique automationdirect c0-10dd1e-d firmware (CVSS 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.
En bref
- Sévérité
- Critique (CVSS 9.8)
- Vecteur CVSS
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Exploitation active
- Non signalée par la CISA
- Publication
- 4 avr. 2022
- Dernière mise à jour
- 17 juin 2026
Produits concernés
- automationdirect c0-10dd1e-d firmware
- automationdirect c0-10dd2e-d firmware
- automationdirect c0-10dre-d firmware
- automationdirect c0-10are-d firmware
- automationdirect c0-11dd1e-d firmware
- automationdirect c0-11dd2e-d firmware
- automationdirect c0-11dre-d firmware
- automationdirect c0-11are-d firmware
- automationdirect c0-12dd1e-d firmware
- automationdirect c0-12dd2e-d firmware
- automationdirect c0-12dre-d firmware
- automationdirect c0-12are-d firmware
- automationdirect c0-12dd1e-1-d firmware
- automationdirect c0-12dd2e-1-d firmware
- automationdirect c0-12dre-1-d firmware
- automationdirect c0-12are-1-d firmware
- automationdirect c0-12dd1e-2-d firmware
- automationdirect c0-12dd2e-2-d firmware
- automationdirect c0-12dre-2-d firmware
- automationdirect c0-12are-2-d firmware