CVE-2026-28742

Naxclow IoT Platform Use of hard-coded cryptographic key

State
Published
Severity
9.2 Critical
Published
Jun 12, 2026
Updated
Jun 12, 2026
Reserved
Jun 8, 2026

Read the record on cve.org

Description

Naxclow devices use a uniform request-signing scheme based on a hard-coded, platform-wide salt embedded in every firmware image. Once this salt is recovered from any device, an attacker can generate valid signatures for arbitrary device or account operations due to the absence of per-device keys, server-side nonce tracking, or replay protections. Combined with the system’s use of plain HTTP for control-plane traffic, the construction enables broad request forgery and impersonation across the platform.

Scores

CVSSScoreVectorSource
4.09.2 CriticalCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:Nicscert
3.19.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hicscert

Weaknesses

  • CWE-321 Use of hard-coded cryptographic key

Affected Products

ProductVersions
Smart Doorbell X3Naxclow
  • AllAffected
X Smart HomeNaxclow
  • AllAffected
V720Naxclow
  • AllAffected
ix camNaxclow
  • AllAffected

References

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