CVE-2020-12638

An encryption-bypass issue was discovered on Espressif ESP-IDF devices through 4.2, ESP8266_NONOS_SDK devices through 3.0.3, and ESP8266_RTOS_SDK devices…

published July 23, 2020

CVSS
—
EPSS
0%
Percentile
38.1
In the wild
Unconfirmed
What it is

An encryption-bypass issue was discovered on Espressif ESP-IDF devices through 4.2, ESP8266_NONOS_SDK devices through 3.0.3, and ESP8266_RTOS_SDK devices through 3.3. Broadcasting forged beacon frames forces a device to change its authentication mode to OPEN, effectively disabling its 802.11 encryption.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00450 · 38.1th percentile
Published
2020-07-23T15:41Z
EPSS history
Timeline
  • 23 JUL 15:41Z
    An encryption-bypass issue was discovered on Espressif ESP-IDF devices through 4.2, ESP8266_NONOS_SDK devices through 3.0.3, and ESP8266_RTOS_SDK devices…
    cvelistv5