7.3
HIGH
CVE-2020-7565
Modicon M221 Weak Encryption Key Vulnerability
Description

A CWE-326: Inadequate Encryption Strength vulnerability exists in Modicon M221 (all references, all versions) that could allow the attacker to break the encryption key when the attacker has captured the traffic between EcoStruxure Machine - Basic software and Modicon M221 controller.

INFO

Published Date :

Nov. 19, 2020, 10:15 p.m.

Last Modified :

Nov. 21, 2024, 5:37 a.m.

Remotely Exploitable :

No

Impact Score :

5.2

Exploitability Score :

2.1
Public PoC/Exploit Available at Github

CVE-2020-7565 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-2020-7565 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 Schneider-electric modicon_m221_firmware
2 Schneider-electric modicon_m221
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-2020-7565.

URL Resource
https://us-cert.cisa.gov/ics/advisories/icsa-20-343-04 Third Party Advisory US Government Resource
https://www.se.com/ww/en/download/document/SEVD-2020-315-05/ Vendor Advisory
https://us-cert.cisa.gov/ics/advisories/icsa-20-343-04 Third Party Advisory US Government Resource
https://www.se.com/ww/en/download/document/SEVD-2020-315-05/ Vendor Advisory

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).

Automatic monitor github cve using Github Actions

Python

Updated: 1 month, 2 weeks ago
1 stars 57 fork 57 watcher
Born at : April 7, 2021, 11:16 a.m. This repo has been linked 1008 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-2020-7565 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-7565 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://us-cert.cisa.gov/ics/advisories/icsa-20-343-04
    Added Reference https://www.se.com/ww/en/download/document/SEVD-2020-315-05/
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Reanalysis by [email protected]

    Feb. 03, 2022

    Action Type Old Value New Value
    Changed CPE Configuration AND OR *cpe:2.3:o:schneider-electric:modicon_m221_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:se:modicon_m221:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:schneider-electric:modicon_m221_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:schneider-electric:modicon_m221:-:*:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Jan. 31, 2022

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:se:modicon_m221_firmware:-:*:*:*:*:*:*:* OR *cpe:2.3:o:schneider-electric:modicon_m221_firmware:-:*:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Jan. 31, 2022

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:h:schneider-electric:modicon_m221:-:*:*:*:*:*:*:* OR *cpe:2.3:h:se:modicon_m221:-:*:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Jan. 31, 2022

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:h:se:modicon_m221:-:*:*:*:*:*:*:* OR *cpe:2.3:h:schneider-electric:modicon_m221:-:*:*:*:*:*:*:*
  • Modified Analysis by [email protected]

    Sep. 21, 2021

    Action Type Old Value New Value
    Changed Reference Type https://us-cert.cisa.gov/ics/advisories/icsa-20-343-04 No Types Assigned https://us-cert.cisa.gov/ics/advisories/icsa-20-343-04 Third Party Advisory, US Government Resource
  • CPE Deprecation Remap by [email protected]

    Aug. 19, 2021

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:h:schneider-electric:modicon_m221:-:*:*:*:*:*:*:* OR *cpe:2.3:h:se:modicon_m221:-:*:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Aug. 19, 2021

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:schneider-electric:modicon_m221_firmware:-:*:*:*:*:*:*:* OR *cpe:2.3:o:se:modicon_m221_firmware:-:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Dec. 11, 2020

    Action Type Old Value New Value
    Added Reference https://us-cert.cisa.gov/ics/advisories/icsa-20-343-04 [No Types Assigned]
  • Initial Analysis by [email protected]

    Dec. 01, 2020

    Action Type Old Value New Value
    Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism
    Added CVSS V2 NIST (AV:A/AC:M/Au:N/C:P/I:P/A:N)
    Added CVSS V3.1 NIST AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
    Changed Reference Type https://www.se.com/ww/en/download/document/SEVD-2020-315-05/ No Types Assigned https://www.se.com/ww/en/download/document/SEVD-2020-315-05/ Vendor Advisory
    Added CPE Configuration AND OR *cpe:2.3:o:schneider-electric:modicon_m221_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:schneider-electric:modicon_m221:-:*:*:*:*:*:*:*
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-2020-7565 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-2020-7565 weaknesses.

Exploit Prediction

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

0.06 }} -0.00%

score

0.25361

percentile

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