CVE-2021-32978 Vulnerability Details

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CVE-2021-32978 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-2021-32978 Description

The programming protocol allows for a previously entered password and lock state to be read by an attacker. If the previously entered password was successful, the attacker can then use the password to unlock Automation Direct CLICK PLC CPU Modules: C0-1x CPUs with firmware prior to v3.00.

Metrics

CVSS Version: 3.1 | Base Score: 7.5 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

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)* NONE
    Availability Impact (A)* NONE

Weakness Enumeration (CWE)

CWE-ID: CWE-256
CWE Name: CWE-256: Plaintext Storage of a Password
Source: Automation Direct

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID:
CAPEC Description:


Source: NVD (National Vulnerability Database).