CVE-2021-32980 Vulnerability Details

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CVE-2021-32980 Metadata Quick Info

CVE Published: 04/04/2022 | CVE Updated: 03/08/2024 | CVE Year: 2021
Source: icscert | Vendor: Automation Direct | Product: CLICK PLC CPU Modules: C0-1x CPUs
Status : PUBLISHED

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CVE-2021-32980 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.

Metrics

CVSS Version: 3.1 | Base Score: 9.8 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

l➤ Exploitability Metrics:
    Attack Vector (AV)* NETWORK
    Attack Complexity (AC)* LOW
    Privileges Required (PR)* NONE
    User Interaction (UI)* NONE
    Scope (S)* UNCHANGED

l➤ Impact Metrics:
    Confidentiality Impact (C)* HIGH
    Integrity Impact (I)* HIGH
    Availability Impact (A)* HIGH

Weakness Enumeration (CWE)

CWE-ID: CWE-288
CWE Name: CWE-288: Authentication Bypass Using an Alternate Path or Channel
Source: Automation Direct

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID:
CAPEC Description:


Source: NVD (National Vulnerability Database).