CVE-2025-29628

Summary

A Gardyn Azure IoT Hub connection string is downloaded over an insecure HTTP connection in Gardyn Home Kit firmware before master.619, Home Kit Mobile Application before 2.11.0, and Home Kit Cloud API before 2.12.2026 leaving the string vulnerable to interception and modification through a Man-in-the-Middle attack. This may result in the attacker capturing device credentials or taking control of vulnerable home kits.

Affected Software

Weaknesses

• CWE-924: CWE-924 Improper Enforcement of Message Integrity During Transmission in a Communication Channel

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: yes
  • Technical Impact: total

References

• https://github.com/mselbrede/gardyn/blob/main/CVE-2025-29628_CVE-2025-29631.md
• https://www.cisa.gov/news-events/ics-advisories/icsa-26-055-03
• https://mygardyn.com/blog/security-update/

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