CVE-2025-29628

Description

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.

CVSS v3.1 Score

9.4

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L

Weakness Type (CWE)

CWE-924 CWE-924

CWE-77 CWE-77

CWE-200 CWE-200

References

Other References

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

Frequently Asked Questions

What is CVE-2025-29628? +

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. It has a CVSS v3.1 base score of 9.4 (CRITICAL).

How severe is CVE-2025-29628? +

CVE-2025-29628 has a CVSS v3.1 score of 9.4 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

How do I check if I'm vulnerable to CVE-2025-29628? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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