CVE-2018-7847

A CWE-284: Improper Access Control vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause denial of service or potential code execution by overwriting configuration settings of the controller over Modbus.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://www.schneider-electric.com/en/download/document/SEVD-2019-134-11/	Vendor Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0742	Exploit Third Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0743	Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:schneider-electric:modicon_m580_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:schneider-electric:modicon_m580:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:schneider-electric:modicon_m340_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:schneider-electric:modicon_m340:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND

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

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

Configuration 4 (hide)

AND

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

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

History

No history.

Information

Published : 2019-05-22 20:29

Updated : 2022-02-03 14:08

NVD link : CVE-2018-7847

Mitre link : CVE-2018-7847

CVE.ORG link : CVE-2018-7847

JSON object : View

Products Affected

schneider-electric

modicon_m580_firmware
modicon_quantum
modicon_premium_firmware
modicon_m340_firmware
modicon_premium
modicon_quantum_firmware
modicon_m580
modicon_m340

CWE

CWE-287

Improper Authentication

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