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

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CVE-2020-27185

Severity CVSS v4.0:
Pending analysis
Type:
CWE-319 Cleartext Transmission of Sensitive Information
Publication date:
14/05/2021
Last modified:
07/11/2023

Description

Cleartext transmission of sensitive information via Moxa Service in NPort IA5000A series serial devices. Successfully exploiting the vulnerability could enable attackers to read authentication data, device configuration, and other sensitive data transmitted over Moxa Service.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS v3.1 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

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

Base Score 3.x
7.50
Severity 3.x
HIGH
Vector 2.0
AV:N/AC:L/Au:N/C:P/I:N/A:N CVSS v2.0 Severity and Metrics:

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N

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

Base Score 2.0
5.00
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:moxa:nport_ia5150a_firmware:*:*:*:*:*:*:*:* 1.4 (including)
cpe:2.3:h:moxa:nport_ia5150a:-:*:*:*:*:*:*:*
cpe:2.3:o:moxa:nport_ia5250a_firmware:*:*:*:*:*:*:*:* 1.4 (including)
cpe:2.3:h:moxa:nport_ia5250a:-:*:*:*:*:*:*:*
cpe:2.3:o:moxa:nport_ia5450a_firmware:*:*:*:*:*:*:*:* 1.7 (including)
cpe:2.3:h:moxa:nport_ia5450a:-:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools