PoC Index

CVE-2020-12638

MEDIUM 6.8EPSS 0.5%

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.

CVSS v3.1
6.8 MEDIUMCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS v2.0
4.3 MEDIUMAV:A/AC:M/Au:N/C:P/I:P/A:N
EPSS
0.47% chance of exploitation in the next 30 days, 39th percentile
Published
2020-07-23
Updated
2024-08-04

Proof-of-concept exploits (1)

References

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