Nexx NXG-100B/NXG-200/NXPG-100W/NXAL-100 MQTT Server hard-coded credentials

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.2$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Nexx NXG-100B, NXG-200, NXPG-100W and NXAL-100. This affects an unknown part of the component MQTT Server. The manipulation leads to hard-coded credentials. This vulnerability is listed as CVE-2023-1748. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in Nexx NXG-100B, NXG-200, NXPG-100W and NXAL-100 (the affected version is unknown). It has been rated as critical. This issue affects an unknown code of the component MQTT Server. The manipulation with an unknown input leads to a hard-coded credentials vulnerability. Using CWE to declare the problem leads to CWE-798. The product contains hard-coded credentials, such as a password or cryptographic key, which it uses for its own inbound authentication, outbound communication to external components, or encryption of internal data. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

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.

The weakness was presented 04/05/2023 as icsa-23-094-01. It is possible to read the advisory at cisa.gov. The identification of this vulnerability is CVE-2023-1748 since 03/30/2023. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1110.001 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.3
VulDB Meta Temp Score: 8.2

VulDB Base Score: 7.3
VulDB Temp Score: 7.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 9.3
CNA Vector (ICS-CERT): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Hard-coded credentials
CWE: CWE-798 / CWE-259 / CWE-255
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/30/2023 🔍
04/05/2023 +6 days 🔍
04/05/2023 +0 days 🔍
04/05/2023 +0 days 🔍

Sourcesinfo

Advisory: icsa-23-094-01
Status: Not defined

CVE: CVE-2023-1748 (🔍)
GCVE (CVE): GCVE-0-2023-1748
GCVE (VulDB): GCVE-100-224963

Entryinfo

Created: 04/05/2023 07:30
Changes: 04/05/2023 07:30 (48)
Complete: 🔍
Cache ID: 216::103

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