CVE-2018-7833

An Improper Check for Unusual or Exceptional Conditions vulnerability exists in the embedded web servers in all Modicon M340, Premium, Quantum PLCs and BMXNOR0200 where an unauthenticated user can send a specially crafted XML data via a POST request to cause the web server to become unavailable

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

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

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-2018-327-01/	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:schneider-electric:modicom_m340_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:schneider-electric:modicom_m340:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

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

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

Configuration 3 (hide)

AND

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

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

Configuration 4 (hide)

AND

cpe:2.3:o:schneider-electric:modicom_bmxnor0200h_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:schneider-electric:modicom_bmxnor0200h:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2018-12-17 22:29

Updated : 2023-12-10 12:44

NVD link : CVE-2018-7833

Mitre link : CVE-2018-7833

CVE.ORG link : CVE-2018-7833

JSON object : View

Products Affected

schneider-electric

modicom_premium
modicom_m340_firmware
modicom_bmxnor0200h
modicom_quantum_firmware
modicom_quantum
modicom_m340
modicom_bmxnor0200h_firmware
modicom_premium_firmware

CWE

CWE-754

Improper Check for Unusual or Exceptional Conditions

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