CVE-2023-1751
published 2023-04-04CVE-2023-1751: The listed versions of Nexx Smart Home devices use a WebSocket server that does not validate if the bearer token in the Authorization header belongs to the…
PriorityP426medium5.3CVSS 3.1
AVNACLPRNUINSUCLINAN
EPSS
0.59%
43.6th percentile
The listed versions of Nexx Smart Home devices use a WebSocket server that does not validate if the bearer token in the Authorization header belongs to the device attempting to associate. This could allow any authorized user to receive alarm information and signals meant for other devices which leak a deviceId.
Affected
6 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| getnexx | nxal-100_firmware | <= nxal100v-p1-9-1 | — |
| getnexx | nxg-100b_firmware | <= nxg100bv-p3-4-1 | — |
| getnexx | nxg-200_firmware | <= nxg200v-p3-4-1 | — |
| getnexx | nxpg-100w_firmware | <= nxpg100cv4-0-0 | — |
| nexx | smart_alarm_nxal-100 | <= nxal100v-p1-9-1 | — |
| nexx | smart_plug_nxpg-100w | <= nxpg100cv4-0-0 | — |
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GHSA
GHSA-8j4q-8455-qxw3: The listed versions of Nexx Smart Home devices use a WebSocket server that does not validate if the bearer token in the Authorization header belongs t
ghsa_unreviewed·2023-04-04
CVE-2023-1751 [MEDIUM] GHSA-8j4q-8455-qxw3: The listed versions of Nexx Smart Home devices use a WebSocket server that does not validate if the bearer token in the Authorization header belongs t
The listed versions of Nexx Smart Home devices use a WebSocket server that does not validate if the bearer token in the Authorization header belongs to the device attempting to associate. This could allow any authorized user to receive alarm information and signals meant for other devices which leak a deviceId.
CISA ICS
Nexx Smart Home Device
cisa_ics·2023-04-04·CVSS 9.3
[CRITICAL] Nexx Smart Home Device
ICS Advisory
##
Nexx Smart Home Device
Release DateApril 04, 2023
Alert CodeICSA-23-094-01
## 1. EXECUTIVE SUMMARY
- CVSS v3 9.3
- ATTENTION: Exploitable remotely/low attack complexity
- Vendor: Nexx
- Equipment: Garage Door Controller, Smart Plug, Smart Alarm
- Vulnerabilities: Use of Hard-coded Credentials, Authorization Bypass through User-controlled Key, Improper Input Validation, Improper Authentication
## 2. RISK EVALUATION
Successful exploitation of these vulnerabilities could allow an attacker to receive sensitive information, execute application programmable interface (API) requests, or hijack devices.
## 3. TECHNICAL DETAILS
## 3.1 AFFECTED PRODUCTS
The following versions of Nexx Smart Home devices are affected:
- Nexx Garage Door Controller (
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2023-04-04
Published