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SchneiderCVE-2018-7821

HistoryMay 22, 2019 - 8:29 p.m.

CVE-2018-7821

2019-05-2220:29:01

CWE-770

schneider

web.nvd.nist.gov

cve-2018-7821

environment vulnerability

somachine basic

modicon m221

cwe-2

nvd

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

AI Score

7.4

Confidence

High

EPSS

0.001

Percentile

42.5%

JSON

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.

Affected configurations

Nvd

Node

schneider-electricsomachine_basic

Node

schneider-electricmodicon_m221Match-

AND

schneider-electricmodicon_m221_firmwareRange<1.10.0.0

VendorProductVersionCPE
schneider-electricsomachine_basic*cpe:2.3:a:schneider-electric:somachine_basic:*:*:*:*:*:*:*:*
schneider-electricmodicon_m221-cpe:2.3:h:schneider-electric:modicon_m221:-:*:*:*:*:*:*:*
schneider-electricmodicon_m221_firmware*cpe:2.3:o:schneider-electric:modicon_m221_firmware:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
schneider-electric	somachine_basic	*	cpe:2.3:a:schneider-electric:somachine_basic::::::::
schneider-electric	modicon_m221	-	cpe:2.3:h:schneider-electric:modicon_m221:-:::::::*
schneider-electric	modicon_m221_firmware	*	cpe:2.3:o:schneider-electric:modicon_m221_firmware::::::::

CNA Affected

[
  {
    "product": "SoMachine Basic and Modicon M221, SoMachine Basic, all versions Modicon M221, all references, all versions prior to firmware V1.10.0.0",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "SoMachine Basic and Modicon M221, SoMachine Basic, all versions Modicon M221, all references, all versions prior to firmware V1.10.0.0"
      }
    ]
  }
]

References

www.schneider-electric.com/en/download/document/SEVD-2019-045-01/

Social References

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

AI Score

7.4

Confidence

High

EPSS

0.001

Percentile

42.5%

JSON

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