8.8
HIGH
CVE-2020-16231
Bachmann Electronic M-Base Controllers Weak Cryptography Password Hash Vulnerability
Description

The affected Bachmann Electronic M-Base Controllers of version MSYS v1.06.14 and later use weak cryptography to protect device passwords. Affected controllers that are actively supported include MX207, MX213, MX220, MC206, MC212, MC220, and MH230 hardware controllers, and affected end-of-life controller include MC205, MC210, MH212, ME203, CS200, MP213, MP226, MPC240, MPC265, MPC270, MPC293, MPE270, and CPC210 hardware controllers. Security Level 0 is set at default from the manufacturer, which could allow an unauthenticated remote attacker to gain access to the password hashes. Security Level 4 is susceptible if an authenticated remote attacker or an unauthenticated person with physical access to the device reads and decrypts the password to conduct further attacks.

INFO

Published Date :

May 19, 2022, 6:15 p.m.

Last Modified :

Nov. 21, 2024, 5:06 a.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2020-16231 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 Bachmann mx207_firmware
2 Bachmann mx213_firmware
3 Bachmann mx220_firmware
4 Bachmann mc206_firmware
5 Bachmann mc212_firmware
6 Bachmann mc220_firmware
7 Bachmann mh230_firmware
8 Bachmann mc205_firmware
9 Bachmann mc210_firmware
10 Bachmann mh212_firmware
11 Bachmann me203_firmware
12 Bachmann cs200_firmware
13 Bachmann mp213_firmware
14 Bachmann mp226_firmware
15 Bachmann mpc240_firmware
16 Bachmann mpc265_firmware
17 Bachmann mpc270_firmware
18 Bachmann mpc293_firmware
19 Bachmann mpe270_firmware
20 Bachmann cpc210_firmware
21 Bachmann mx207
22 Bachmann mx213
23 Bachmann mx220
24 Bachmann mc206
25 Bachmann mc212
26 Bachmann mc220
27 Bachmann mh230
28 Bachmann mc205
29 Bachmann mc210
30 Bachmann mh212
31 Bachmann me203
32 Bachmann cs200
33 Bachmann mp213
34 Bachmann mp226
35 Bachmann mpc240
36 Bachmann mpc265
37 Bachmann mpc270
38 Bachmann mpc293
39 Bachmann mpe270
40 Bachmann cpc210
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-2020-16231.

URL Resource
https://www.cisa.gov/uscert/ics/advisories/icsa-21-026-02 Third Party Advisory US Government Resource
https://www.cisa.gov/uscert/ics/advisories/icsa-21-026-02 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).

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

The following list is the news that have been mention CVE-2020-16231 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-16231 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 af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://www.cisa.gov/uscert/ics/advisories/icsa-21-026-02
  • CVE Modified by [email protected]

    May. 14, 2024

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

    Jun. 08, 2022

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:S/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://www.cisa.gov/uscert/ics/advisories/icsa-21-026-02 No Types Assigned https://www.cisa.gov/uscert/ics/advisories/icsa-21-026-02 Third Party Advisory, US Government Resource
    Added CWE NIST CWE-916
    Added CPE Configuration AND OR *cpe:2.3:o:bachmann:mx207_firmware:*:*:*:*:*:*:*:* versions from (including) 1.06.14 OR cpe:2.3:h:bachmann:mx207:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:bachmann:mx213_firmware:*:*:*:*:*:*:*:* versions from (including) 1.06.14 OR cpe:2.3:h:bachmann:mx213:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:bachmann:mx220_firmware:*:*:*:*:*:*:*:* versions from (including) 1.06.14 OR cpe:2.3:h:bachmann:mx220:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:bachmann:mc206_firmware:*:*:*:*:*:*:*:* versions from (including) 1.06.14 OR cpe:2.3:h:bachmann:mc206:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:bachmann:mc212_firmware:*:*:*:*:*:*:*:* versions from (including) 1.06.14 OR cpe:2.3:h:bachmann:mc212:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:bachmann:mc220_firmware:*:*:*:*:*:*:*:* versions from (including) 1.06.14 OR cpe:2.3:h:bachmann:mc220:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:bachmann:mh230_firmware:*:*:*:*:*:*:*:* versions from (including) 1.06.14 OR cpe:2.3:h:bachmann:mh230:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:bachmann:mc205_firmware:*:*:*:*:*:*:*:* versions from (including) 1.06.14 OR cpe:2.3:h:bachmann:mc205:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:bachmann:mc210_firmware:*:*:*:*:*:*:*:* versions from (including) 1.06.14 OR cpe:2.3:h:bachmann:mc210:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:bachmann:mh212_firmware:*:*:*:*:*:*:*:* versions from (including) 1.06.14 OR cpe:2.3:h:bachmann:mh212:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:bachmann:me203_firmware:*:*:*:*:*:*:*:* versions from (including) 1.06.14 OR cpe:2.3:h:bachmann:me203:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:bachmann:cs200_firmware:*:*:*:*:*:*:*:* versions from (including) 1.06.14 OR cpe:2.3:h:bachmann:cs200:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:bachmann:mp213_firmware:*:*:*:*:*:*:*:* versions from (including) 1.06.14 OR cpe:2.3:h:bachmann:mp213:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:bachmann:mp226_firmware:*:*:*:*:*:*:*:* versions from (including) 1.06.14 OR cpe:2.3:h:bachmann:mp226:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:bachmann:mpc240_firmware:*:*:*:*:*:*:*:* versions from (including) 1.06.14 OR cpe:2.3:h:bachmann:mpc240:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:bachmann:mpc265_firmware:*:*:*:*:*:*:*:* versions from (including) 1.06.14 OR cpe:2.3:h:bachmann:mpc265:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:bachmann:mpc270_firmware:*:*:*:*:*:*:*:* versions from (including) 1.06.14 OR cpe:2.3:h:bachmann:mpc270:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:bachmann:mpc293_firmware:*:*:*:*:*:*:*:* versions from (including) 1.06.14 OR cpe:2.3:h:bachmann:mpc293:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:bachmann:mpe270_firmware:*:*:*:*:*:*:*:* versions from (including) 1.06.14 OR cpe:2.3:h:bachmann:mpe270:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:bachmann:cpc210_firmware:*:*:*:*:*:*:*:* versions from (including) 1.06.14 OR cpe:2.3:h:bachmann:cpc210:-:*:*:*:*:*:*:*
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-2020-16231 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2020-16231 weaknesses.

Exploit Prediction

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

0.04 }} -0.00%

score

0.12125

percentile

CVSS31 - Vulnerability Scoring System
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Latest DB Update: May. 30, 2025 6:32