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

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CVE-2016-5804

Severity CVSS v4.0:
Pending analysis
Type:
CWE-326 Inadequate Encryption Strength
Publication date:
15/07/2016
Last modified:
12/04/2025

Description

Moxa MGate MB3180 before 1.8, MGate MB3280 before 2.7, MGate MB3480 before 2.6, MGate MB3170 before 2.5, and MGate MB3270 before 2.7 use weak encryption, which allows remote attackers to bypass authentication via a brute-force series of guesses for a parameter value.

Impact

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

Base Score: 9.80 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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

Base Score 3.x
9.80
Severity 3.x
CRITICAL
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:mgate_mb3180_firmware:*:*:*:*:*:*:*:* 1.8 (excluding)
cpe:2.3:h:moxa:mgate_mb3180:-:*:*:*:*:*:*:*
cpe:2.3:o:moxa:mgate_mb3280_firmware:*:*:*:*:*:*:*:* 2.7 (excluding)
cpe:2.3:h:moxa:mgate_mb3280:-:*:*:*:*:*:*:*
cpe:2.3:o:moxa:mgate_mb3480_firmware:*:*:*:*:*:*:*:* 2.6 (excluding)
cpe:2.3:h:moxa:mgate_mb3480:-:*:*:*:*:*:*:*
cpe:2.3:o:moxa:mgate_mb3170_firmware:*:*:*:*:*:*:*:* 2.5 (excluding)
cpe:2.3:h:moxa:mgate_mb3170:-:*:*:*:*:*:*:*
cpe:2.3:o:moxa:mgate_mb3270_firmware:*:*:*:*:*:*:*:* 2.7 (excluding)
cpe:2.3:h:moxa:mgate_mb3270:-:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools