7.5

CVE-2021-41104

web_server allows OTA update without checking user defined basic auth username & password

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`.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Esphome ≫ Esphome Firmware Version < 2021.9.2
   Espressif ≫ Esp32 Version-
   Espressif ≫ Esp8266 Version-
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.18% 0.634
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
nvd@nist.gov 4.3 8.6 2.9
AV:N/AC:M/Au:N/C:N/I:P/A:N
security-advisories@github.com 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CWE-306 Missing Authentication for Critical Function

The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.

https://github.com/esphome/esphome/pull/2409/commits/207cde1667d8c799a197b78ca8a5a14de8d5ca1e
Patch
Third Party Advisory
https://github.com/esphome/esphome/releases/tag/2021.9.2
Third Party Advisory
Release Notes
https://github.com/esphome/esphome/security/advisories/GHSA-48mj-p7x2-5jfm
Patch
Third Party Advisory