CVEvulnerability

CVE-2021-32980

9.8 CRITICAL Published 2022-04-04 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2022-04-04
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 3.1 ([email protected])
9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
Weaknesses
CWE-287, CWE-288

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.

Affected configurations

• automationdirect c0-10dd1e-d firmware (< 3.00) • automationdirect c0-10dd2e-d firmware (< 3.00) • automationdirect c0-10dre-d firmware (< 3.00) • automationdirect c0-10are-d firmware (< 3.00) • automationdirect c0-11dd1e-d firmware (< 3.00) • automationdirect c0-11dd2e-d firmware (< 3.00) • automationdirect c0-11dre-d firmware (< 3.00) • automationdirect c0-11are-d firmware (< 3.00) • automationdirect c0-12dd1e-d firmware (< 3.00) • automationdirect c0-12dd2e-d firmware (< 3.00) • automationdirect c0-12dre-d firmware (< 3.00) • automationdirect c0-12are-d firmware (< 3.00) • automationdirect c0-12dd1e-1-d firmware (< 3.00) • automationdirect c0-12dd2e-1-d firmware (< 3.00) • automationdirect c0-12dre-1-d firmware (< 3.00) • automationdirect c0-12are-1-d firmware (< 3.00) • automationdirect c0-12dd1e-2-d firmware (< 3.00) • automationdirect c0-12dd2e-2-d firmware (< 3.00) • automationdirect c0-12dre-2-d firmware (< 3.00) • automationdirect c0-12are-2-d firmware (< 3.00)

Related

Weakness · CWE (2)

  • CWE-287 Improper Authentication weakness
  • CWE-288 Authentication Bypass Using an Alternate Path or Channel weakness

References