7.5
HIGH
CVE-2021-32978
Automation Direct CLICK PLC Information Disclosure
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.

INFO

Published Date :

April 4, 2022, 8:15 p.m.

Last Modified :

April 13, 2022, 6:24 p.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2021-32978 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2021-32978 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Automationdirect c0-10dd1e-d_firmware
2 Automationdirect c0-10dd2e-d_firmware
3 Automationdirect c0-10dre-d_firmware
4 Automationdirect c0-10are-d_firmware
5 Automationdirect c0-11dd1e-d_firmware
6 Automationdirect c0-11dd2e-d_firmware
7 Automationdirect c0-11dre-d_firmware
8 Automationdirect c0-11are-d_firmware
9 Automationdirect c0-12dd1e-d_firmware
10 Automationdirect c0-12dd2e-d_firmware
11 Automationdirect c0-12dre-d_firmware
12 Automationdirect c0-12are-d_firmware
13 Automationdirect c0-12dd1e-1-d_firmware
14 Automationdirect c0-12dd2e-1-d_firmware
15 Automationdirect c0-12dre-1-d_firmware
16 Automationdirect c0-12are-1-d_firmware
17 Automationdirect c0-12dd1e-2-d_firmware
18 Automationdirect c0-12dd2e-2-d_firmware
19 Automationdirect c0-12dre-2-d_firmware
20 Automationdirect c0-12are-2-d_firmware
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2021-32978.

URL Resource
https://www.cisa.gov/uscert/ics/advisories/icsa-21-166-02 Third Party Advisory US Government Resource

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

None

Updated: 2 years, 4 months ago
0 stars 1 fork 1 watcher
Born at : May 17, 2022, 1:20 p.m. This repo has been linked 7 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-32978 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-32978 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Apr. 13, 2022

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:N/A:N)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    Changed Reference Type https://www.cisa.gov/uscert/ics/advisories/icsa-21-166-02 No Types Assigned https://www.cisa.gov/uscert/ics/advisories/icsa-21-166-02 Third Party Advisory, US Government Resource
    Added CWE NIST CWE-522
    Added CPE Configuration AND OR *cpe:2.3:o:automationdirect:c0-10dd1e-d_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.00 OR cpe:2.3:h:automationdirect:c0-10dd1e-d:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:automationdirect:c0-10dd2e-d_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.00 OR cpe:2.3:h:automationdirect:c0-10dd2e-d:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:automationdirect:c0-10dre-d_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.00 OR cpe:2.3:h:automationdirect:c0-10dre-d:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:automationdirect:c0-10are-d_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.00 OR cpe:2.3:h:automationdirect:c0-10are-d:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:automationdirect:c0-11dd1e-d_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.00 OR cpe:2.3:h:automationdirect:c0-11dd1e-d:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:automationdirect:c0-11dd2e-d_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.00 OR cpe:2.3:h:automationdirect:c0-11dd2e-d:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:automationdirect:c0-11dre-d_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.00 OR cpe:2.3:h:automationdirect:c0-11dre-d:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:automationdirect:c0-11are-d_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.00 OR cpe:2.3:h:automationdirect:c0-11are-d:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:automationdirect:c0-12dd1e-d_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.00 OR cpe:2.3:h:automationdirect:c0-12dd1e-d:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:automationdirect:c0-12dd2e-d_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.00 OR cpe:2.3:h:automationdirect:c0-12dd2e-d:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:automationdirect:c0-12dre-d_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.00 OR cpe:2.3:h:automationdirect:c0-12dre-d:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:automationdirect:c0-12are-d_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.00 OR cpe:2.3:h:automationdirect:c0-12are-d:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:automationdirect:c0-12dd1e-1-d_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.00 OR cpe:2.3:h:automationdirect:c0-12dd1e-1-d:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:automationdirect:c0-12dd2e-1-d_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.00 OR cpe:2.3:h:automationdirect:c0-12dd2e-1-d:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:automationdirect:c0-12dre-1-d_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.00 OR cpe:2.3:h:automationdirect:c0-12dre-1-d:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:automationdirect:c0-12are-1-d_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.00 OR cpe:2.3:h:automationdirect:c0-12are-1-d:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:automationdirect:c0-12dd1e-2-d_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.00 OR cpe:2.3:h:automationdirect:c0-12dd1e-2-d:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:automationdirect:c0-12dd2e-2-d_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.00 OR cpe:2.3:h:automationdirect:c0-12dd2e-2-d:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:automationdirect:c0-12dre-2-d_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.00 OR cpe:2.3:h:automationdirect:c0-12dre-2-d:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:automationdirect:c0-12are-2-d_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.00 OR cpe:2.3:h:automationdirect:c0-12are-2-d:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-32978 is associated with the following CWEs:

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.14 }} 0.00%

score

0.50039

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability