An issue was discovered in all Athom Homey and Homey Pro devices up to the current…
Priority LOW 20CWE-312Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-312.
Summary
An issue was discovered in all Athom Homey and Homey Pro devices up to the current version 4.2.0. An attacker within RF range can obtain a cleartext copy of the network configuration of the device, including the Wi-Fi PSK, during device setup. Upon success, the attacker is able to further infiltrate the target's Wi-Fi networks.
Why it matters now
EPSS 0.00331 26th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
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 configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:homey:homey_firmware:*:*:*:*:*:*:*:* | before 4.2.0 | Vulnerable | Homey |
| cpe:2.3:h:homey:homey:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Homey |
| cpe:2.3:o:homey:homey_pro_firmware:*:*:*:*:*:*:*:* | before 4.2.0 | Vulnerable | Homey |
| cpe:2.3:h:homey:homey_pro:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Homey |
- cpe:2.3:o:homey:homey_firmware:*:*:*:*:*:*:*:* Versions before 4.2.0 Vulnerable ·Homey
- cpe:2.3:h:homey:homey:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Homey
- cpe:2.3:o:homey:homey_pro_firmware:*:*:*:*:*:*:*:* Versions before 4.2.0 Vulnerable ·Homey
- cpe:2.3:h:homey:homey_pro:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Homey
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-9462
- 2026-10-03 Alias added: GHSA-hjxm-xx5r-w3mc
References
Advisory 1
More Homey Firmware vulnerabilities
- TI-2020-17480 An issue was discovered on Athom Homey and Homey Pro devices before 5.0.0. CVSS 3.1HIGH 7.5
Sources
- CVE-2020-9462 · CVE Program
- CVE-2020-9462 · NVD
- FIRST EPSS
- GHSA-hjxm-xx5r-w3mc · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences