SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-7823

A 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 remote launch of SoMachine Basic when sending crafted ethernet message.

MEDIUM 5.3EPSS 1.34%

Does this matter?

Lower severity and a low EPSS score (1.34%). Track it; it rarely justifies an emergency change on its own.

Description

A 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 remote launch of SoMachine Basic when sending crafted ethernet message.

CVSS 3.1
5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
EPSS
1.34% probability · 71th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Affected
schneider-electric/somachine basic · schneider-electric/modicon m221 firmware
Source
cybersecurity@se.com
EPSS trend
0%3%5%27 October 2026: 1.34%27 October 202627 October 2026

EPSS 1.3% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.