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.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

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

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

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

Configurations

Configuration 1 (hide)

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

Configuration 2 (hide)

AND

cpe:2.3:h:schneider-electric:modicon_m221:-:*:*:*:*:*:*:*

cpe:2.3:o:schneider-electric:modicon_m221_firmware:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2019-05-22 20:29

Updated : 2022-01-31 20:47

NVD link : CVE-2018-7821

Mitre link : CVE-2018-7821

CVE.ORG link : CVE-2018-7821

JSON object : View

Products Affected

schneider-electric

modicon_m221_firmware
somachine_basic
modicon_m221

CWE

CWE-770

Allocation of Resources Without Limits or Throttling

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