An issue was discovered on certain Nuki Home Solutions devices.
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-120 and the CVSS impact.
Summary
An issue was discovered on certain Nuki Home Solutions devices. The code used to parse the JSON objects received from the WebSocket service provided by the device leads to a stack buffer overflow. An attacker would be able to exploit this to gain arbitrary code execution on a KeyTurner device. This affects Nuki Smart Lock 3.0 before 3.3.5 and 2.0 before 2.12.4, as well as Nuki Bridge v1 before 1.22.0 and v2 before 2.13.2.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE names CISA-ADP · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:nuki:nuki_smart_lock:3.0:*:*:*:*:*:*:* | 3.0 | — | — |
| cpe:2.3:a:nuki:nuki_smart_lock:2.0:*:*:*:*:*:*:* | 2.0 | — | — |
| cpe:2.3:a:nuki:bridge_v1:*:*:*:*:*:*:*:* | — | — | — |
- cpe:2.3:a:nuki:nuki_smart_lock:3.0:*:*:*:*:*:*:* Versions 3.0 — ·—
- cpe:2.3:a:nuki:nuki_smart_lock:2.0:*:*:*:*:*:*:* Versions 2.0 — ·—
- cpe:2.3:a:nuki:bridge_v1:*:*:*:*:*:*:*:* Versions — — ·—
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2022-32504
- 2026-10-03 Alias added: GHSA-pcv6-8pf7-r5hc
References
Other 4
- https://research.nccgroup.com/2022/07/25/technical-advisory-multiple-vulnerabilities-in-nuki-smart-locks-cve-2022-32509-cve-2022-32504-cve-2022-32502-cve-2022-32507-cve-2022-32503-cve-2022-32510-cve-2022-32506-cve-2022-32508-cve-2/
- https://www.hackread.com/nuki-smart-locks-vulnerabilities-plethora-attack-options/
- https://latesthackingnews.com/2022/07/28/multiple-security-flaws-found-in-nuki-smart-locks/
- https://nuki.io/en/security-updates/
Sources
- CVE-2022-32504 · CVE Program
- CVE-2022-32504 · NVD
- FIRST EPSS
- GHSA-pcv6-8pf7-r5hc · GitHub Advisory Database · CC BY 4.0
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