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

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CVE-2016-4521

Severity CVSS v4.0:
Pending analysis
Type:
CWE-200 Information Leak / Disclosure
Publication date:
31/05/2016
Last modified:
12/04/2025

Description

Sixnet BT-5xxx and BT-6xxx M2M devices before 3.8.21 and 3.9.x before 3.9.8 have hardcoded credentials, which allows remote attackers to obtain access via unspecified vectors.

Impact

Vector 3.x
CVSS:3.0/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:3.0/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:C/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 10.00 HIGH
Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C

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

Base Score 2.0
10.00
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:h:sixnet:bt-5_series_cellular_router:-:*:*:*:*:*:*:*
cpe:2.3:h:sixnet:bt-6_series_cellular_router:-:*:*:*:*:*:*:*
cpe:2.3:o:sixnet:bt-5_series_cellular_router_firmware:*:*:*:*:*:*:*:* 3.8.20 (including)
cpe:2.3:o:sixnet:bt-5_series_cellular_router_firmware:*:*:*:*:*:*:*:* 3.9.7 (including)
cpe:2.3:o:sixnet:bt-6_series_cellular_router_firmware:*:*:*:*:*:*:*:* 3.8.20 (including)
cpe:2.3:o:sixnet:bt-6_series_cellular_router_firmware:*:*:*:*:*:*:*:* 3.9.7 (including)

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


References to Advisories, Solutions, and Tools