7.5 - CVE-2018-7821

Executive Summary

Informations
Name	CVE-2018-7821	First vendor Publication	2019-05-22
Vendor	Cve	Last vendor Modification	2022-01-31

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score	7.5
Base Score	7.5	Environmental Score	7.5
impact SubScore	3.6	Temporal Score	7.5
Exploitabality Sub Score	3.9

Attack Vector	Network	Attack Complexity	Low
Privileges Required	None	User Interaction	None
Scope	Unchanged	Confidentiality Impact	None
Integrity Impact	None	Availability Impact	High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:N/A:P)
Cvss Base Score	5	Attack Range	Network
Cvss Impact Score	2.9	Attack Complexity	Low
Cvss Expoit Score	10	Authentication	None Required
Calculate full CVSS 2.0 Vectors scores

Detail

An Environment (CWE-2) vulnerability exists in SoMachine Basic, all versions, and Modicon M221(all references, all versions prior to firmware V1.10.0.0) which could cause cycle time impact when flooding the M221 ethernet interface while the Ethernet/IP adapter is activated.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-7821

CWE : Common Weakness Enumeration

%	Id	Name
100 %	CWE-770	Allocation of Resources Without Limits or Throttling

CPE : Common Platform Enumeration

Type	Description	Count
Application	Schneider-Electric Somachine Basic cpe:2.3:a:schneider-electric:somachine_basic::::::::	1

Sources (Detail)

Source	Url
MISC	https://www.schneider-electric.com/en/download/document/SEVD-2019-045-01/

Alert History

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Date	Informations
2022-02-01 00:23:13	Multiple Updates
2021-08-23 21:23:19	Multiple Updates
2021-08-20 00:23:03	Multiple Updates
2021-05-04 13:20:47	Multiple Updates
2021-04-22 02:35:50	Multiple Updates
2020-09-03 01:24:17	Multiple Updates
2020-05-23 01:19:19	Multiple Updates
2019-05-23 21:19:20	Multiple Updates
2019-05-23 05:19:18	First insertion