CVE-2020-7536
Modicon M340 CPU/Communication Ethernet Module Unreachable Condition Exposure
Description
A CWE-754:Improper Check for Unusual or Exceptional Conditions vulnerability exists in Modicon M340 CPUs (BMXP34* versions prior to V3.30) Modicon M340 Communication Ethernet modules (BMXNOE0100 (H) versions prior to V3.4 BMXNOE0110 (H) versions prior to V6.6 BMXNOR0200H all versions), that could cause the device to be unreachable when modifying network parameters over SNMP.
INFO
Published Date :
Dec. 11, 2020, 1:15 a.m.
Last Modified :
April 10, 2024, 12:28 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
Affected Products
The following products are affected by CVE-2020-7536
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.
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-2020-7536.
| URL | Resource |
|---|---|
| https://security.cse.iitk.ac.in/responsible-disclosure | Vendor Advisory |
| https://www.se.com/ww/en/download/document/SEVD-2020-343-07/ | 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).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2020-7536 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-7536 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]
Dec. 14, 2020
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:N/A:C) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://security.cse.iitk.ac.in/responsible-disclosure No Types Assigned https://security.cse.iitk.ac.in/responsible-disclosure Vendor Advisory Changed Reference Type https://www.se.com/ww/en/download/document/SEVD-2020-343-07/ No Types Assigned https://www.se.com/ww/en/download/document/SEVD-2020-343-07/ Vendor Advisory Added CPE Configuration AND OR *cpe:2.3:o:schneider-electric:bmxp341000_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.30 OR cpe:2.3:h:schneider-electric:bmxp341000:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:schneider-electric:bmxp342000_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.30 OR cpe:2.3:h:schneider-electric:bmxp342000:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:schneider-electric:bmxp3420102_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.30 OR cpe:2.3:h:schneider-electric:bmxp3420102:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:schneider-electric:bmxp3420102cl_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.30 OR cpe:2.3:h:schneider-electric:bmxp3420102cl:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:schneider-electric:bmxp342020_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.30 OR cpe:2.3:h:schneider-electric:bmxp342020:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:schneider-electric:bmxp3420302_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.30 OR cpe:2.3:h:schneider-electric:bmxp3420302:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:schneider-electric:bmxp3420302cl_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.30 OR cpe:2.3:h:schneider-electric:bmxp3420302cl:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:schneider-electric:bmxnoe0100_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.4 OR cpe:2.3:h:schneider-electric:bmxnoe0100:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:schneider-electric:bmxnoe0110_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 6.6 OR cpe:2.3:h:schneider-electric:bmxnoe0110:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:schneider-electric:bmxnor0200h_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:schneider-electric:bmxnor0200h:-:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Dec. 14, 2020
Action Type Old Value New Value Added Reference https://security.cse.iitk.ac.in/responsible-disclosure [No Types Assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-7536 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-2020-7536
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.12 }} 0.01%
score
0.44805
percentile