Description
OleumTech WIO DH2 Wireless Gateway and Sensor Wireless I/O Modules, when BreeZ is used, do not require authentication for reading the site security key, which allows physically proximate attackers to spoof communication by obtaining this key after use of direct hardware access or manual-setup mode.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| OleumTech | WIO DH2 Wireless Gateway | All versions | — |
| OleumTech | Sensor Wireless I/O Modules | All versions | — |
Advisories 1
- ICSA-14-202-01A OleumTech WIO Family Vulnerabilities CISA ICS & IT advisories · Jun 6, 2025