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 through 3.3. Broadcasting forged beacon frames forces a device to change its authentication mode to OPEN, effectively disabling its 802.11 encryption.
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Configurations

Configuration 1 (hide)

OR cpe:2.3:a:espressif:esp-idf:*:*:*:*:*:*:*:*
cpe:2.3:a:espressif:esp8266_nonos_sdk:*:*:*:*:*:*:*:*
cpe:2.3:a:espressif:esp8266_rtos_sdk:*:*:*:*:*:*:*:*

Information

Published : 2020-07-23 09:15

Updated : 2021-07-21 04:39


NVD link : CVE-2020-12638

Mitre link : CVE-2020-12638


JSON object : View

CWE
CWE-287

Improper Authentication

CWE-319

Cleartext Transmission of Sensitive Information

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Products Affected

espressif

  • esp8266_nonos_sdk
  • esp-idf
  • esp8266_rtos_sdk