CVE Vulnerability

CVE-2018-7821

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.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.schneider-electric.com/en/download/document/SEVD-2019-045-01/ Vendor Advisory
Configurations

Configuration 1

cpe:2.3:a:schneider-electric:somachine_basic:*:*:*:*:*:*:*:*
Information

Published : 2019-05-22 08:29

Updated : 2022-01-31 08:47

NVD link : CVE-2018-7821

Mitre link : CVE-2018-7821

Products Affected

Modicon M221 Firmware

Schneider-electric

CWE
CWE-770