high7.5
CVE-2021-41104
ESPHome is a system to control the ESP8266/ESP32.
Impact
ESPHome is a system to control the ESP8266/ESP32. Anyone with web_server enabled and HTTP basic auth configured on version 2021.9.1 or older is vulnerable to an issue in which `web_server` allows over-the-air (OTA) updates without checking user defined basic auth username & password. This issue is patched in version 2021.9.2. As a workaround, one may disable or remove `web_server`.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Esphome | Esphome Firmware | before 2021.9.2 |
Weakness classification
References
- NVD record
- CVE.org record
- https://github.com/esphome/esphome/pull/2409/commits/207cde1667d8c799a197b78ca8a5a14de8d5ca1e
- https://github.com/esphome/esphome/releases/tag/2021.9.2
- https://github.com/esphome/esphome/security/advisories/GHSA-48mj-p7x2-5jfm
- https://github.com/esphome/esphome/pull/2409/commits/207cde1667d8c799a197b78ca8a5a14de8d5ca1e
- https://github.com/esphome/esphome/releases/tag/2021.9.2
- https://github.com/esphome/esphome/security/advisories/GHSA-48mj-p7x2-5jfm