What is the CVSS score of CVE-2023-1748?

CVE-2023-1748 has a CVSS 3.1 base score of 10.0 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H. EPSS exploitation probability: 0.8%.

Nxal 100 Firmware CVE-2023-1748

CRITICAL

Use of Hard-coded Credentials (CWE-798)

2023-04-04 ics-cert@hq.dhs.gov

Authentication Bypass Nxal 100 Firmware Nxg 100B Firmware Nxpg 100W Firmware Nxg 200 Firmware

10.0

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

10.0 CRITICAL

AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Apr 04, 2023 - 17:15 nvd

CRITICAL 10.0

DescriptionNVD

The listed versions of Nexx Smart Home devices use hard-coded credentials. An attacker with unauthenticated access to the Nexx Home mobile application or the affected firmware could view the credentials and access the MQ Telemetry Server (MQTT) server and the ability to remotely control garage doors or smart plugs for any customer.

AnalysisAI

The listed versions of Nexx Smart Home devices use hard-coded credentials. Rated critical severity (CVSS 10.0), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Use of Hard-coded Credentials (CWE-798), which allows attackers to gain access using credentials embedded in source code. The listed versions of Nexx Smart Home devices use hard-coded credentials. An attacker with unauthenticated access to the Nexx Home mobile application or the affected firmware could view the credentials and access the MQ Telemetry Server (MQTT) server and the ability to remotely control garage doors or smart plugs for any customer. Affected products include: Getnexx Nxal-100 Firmware, Getnexx Nxg-100B Firmware, Getnexx Nxpg-100W Firmware, Getnexx Nxg-200 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Remove hard-coded credentials, use environment variables or secrets management, rotate exposed credentials immediately.