CVSS 3.1
9.8 criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HCVE-2021-32980
Critical (9.8) in automationdirect. EPSS 1.1% chance of exploitation in the next 30 days.
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.
Severity
- EPSS
- 1.1% chance of exploitation in the next 30 days; higher than 66% of CVEs (scores of 2026-10-31)
- CWEs
- CWE-287, CWE-288
- Published
- Modified
- Record from
- the NVD, synced
Affected
- automationdirect:c0-10are-d_firmware
- automationdirect:c0-10dd1e-d_firmware
- automationdirect:c0-10dd2e-d_firmware
- automationdirect:c0-10dre-d_firmware
- automationdirect:c0-11are-d_firmware
- automationdirect:c0-11dd1e-d_firmware
- automationdirect:c0-11dd2e-d_firmware
- automationdirect:c0-11dre-d_firmware
- automationdirect:c0-12are-1-d_firmware
- automationdirect:c0-12are-2-d_firmware
- automationdirect:c0-12are-d_firmware
- automationdirect:c0-12dd1e-1-d_firmware
- automationdirect:c0-12dd1e-2-d_firmware
- automationdirect:c0-12dd1e-d_firmware
- automationdirect:c0-12dd2e-1-d_firmware
- automationdirect:c0-12dd2e-2-d_firmware
- automationdirect:c0-12dd2e-d_firmware
- automationdirect:c0-12dre-1-d_firmware
- automationdirect:c0-12dre-2-d_firmware
- automationdirect:c0-12dre-d_firmware