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CVE-2026-42932— Naxclow IoT Platform Generation of Predictable Numbers or Identifiers

Quick assessment

Affected
Naxclow Smart Doorbell X3
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Naxclow Smart Doorbell X3是Naxclow的一个智能家居视频门铃。 Naxclow Smart Doorbell X3存在加密问题漏洞，该漏洞源于设备标识符使用固定的制造前缀结合顺序计数器，产生完全可预测和可枚举的标识符空间，同时平台暴露端点揭示当前标识符高水位标记，可能导致活动设备被枚举。

CVSS 5.3 · Medium EPSS 0.34% · P26

Possible ATT&CK Techniques 1 AI

T1592 · Gather Victim Host Information

Affected Version Matrix 4

VendorProduct Version RangeStatus
Naxclow ix cam All affected
Naxclow Smart Doorbell X3 All affected
Naxclow V720 All affected
Naxclow X Smart Home All affected
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I. Basic Information for CVE-2026-42932

Vulnerability Information
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Vulnerability Title
Naxclow IoT Platform Generation of Predictable Numbers or Identifiers
Source: CVE Program / CVE List V5
Vulnerability Description
Naxclow device identifiers use fixed manufacturing prefixes combined with sequential counters, producing a fully predictable and enumerable identifier space. Because the platform also exposes an endpoint that reveals the current identifier high-water mark, the active fleet can be enumerated.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
可预测问题
Source: CVE Program / CVE List V5
Vulnerability Title
Naxclow Smart Doorbell X3 加密问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Naxclow Smart Doorbell X3是Naxclow的一个智能家居视频门铃。 Naxclow Smart Doorbell X3存在加密问题漏洞，该漏洞源于设备标识符使用固定的制造前缀结合顺序计数器，产生完全可预测和可枚举的标识符空间，同时平台暴露端点揭示当前标识符高水位标记，可能导致活动设备被枚举。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Naxclow Smart Doorbell X3 All -
Naxclow X Smart Home All -
Naxclow V720 All -
Naxclow ix cam All -

II. Public POCs for CVE-2026-42932

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III. Intelligence Information for CVE-2026-42932

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Vendor Advisories for CVE-2026-42932 (1)

Same Patch Batch · Naxclow · 2026-06-12 · 7 CVEs total

CVE-2026-28742 9.8 CRITICAL Naxclow IoT Platform Use of hard-coded cryptographic key
CVE-2026-42947 8.8 HIGH Naxclow IoT Platform Authorization bypass through User-Controlled key
CVE-2026-50101 8.1 HIGH Naxclow IoT Platform Not using password aging
CVE-2026-50108 7.5 HIGH Naxclow IoT Platform Missing Authorization
CVE-2026-50244 5.3 MEDIUM Naxclow IoT Platform Missing Authorization
CVE-2026-50099 4.6 MEDIUM Naxclow IoT Platform Insertion of sensitive information into Externally-Accessible file or

IV. Related Vulnerabilities

Same product: Smart Doorbell X3
Same vendor: Naxclow
Same weakness: CWE-340

V. Comments for CVE-2026-42932

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