Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2018-7758

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
18/04/2018
Last modified:
29/05/2018

Description

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.

Impact

Vector 3.x
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 6.50 MEDIUM
Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Adjacent
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x
6.50
Severity 3.x
MEDIUM
Vector 2.0
AV:A/AC:L/Au:N/C:N/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 3.30 LOW
Vector: AV:A/AC:L/Au:N/C:N/I:N/A:P

Attack Vector (AV): Adjacent
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Physical

Base Score 2.0
3.30
Severity 2.0
LOW

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:schneider-electric:micom_p141_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:schneider-electric:micom_p141:-:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:micom_p142_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:schneider-electric:micom_p142:-:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:micom_p143_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:schneider-electric:micom_p143:-:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:micom_p145_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:schneider-electric:micom_p145:-:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:micom_p642_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:schneider-electric:micom_p642:-:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:micom_p643_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:schneider-electric:micom_p643:-:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:micom_p645_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:schneider-electric:micom_p645:-:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:micom_p849_firmware:-:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools