CVE Vulnerability

CVE-2018-7758

A denial of service vulnerability exists in Schneider Electric's MiCOM Px4x (P540 range excluded) with legacy Ethernet board, MiCOM P540D Range with Legacy Ethernet Board, and MiCOM Px4x Rejuvenated could lose network communication in case of TCP/IP open requests on port 20000 (DNP3oE) if an older TCI/IP session is still open with identical IP address and port number.

3.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 6.5 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

6.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector ADJACENT_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-2018-074-04/ Vendor Advisory
https://www.schneider-electric.com/en/download/document/SEVD-2018-074-03/ Vendor Advisory
https://www.schneider-electric.com/en/download/document/SEVD-2018-074-02/ Vendor Advisory
Configurations

Configuration 1
Information

Published : 2018-04-18 08:29

Updated : 2018-05-29 01:59

NVD link : CVE-2018-7758

Mitre link : CVE-2018-7758

Products Affected
No products.
CWE
CWE-613