{"id":"CVE-2019-12586","aliases":["EUVD-2019-4180","GHSA-jj4g-g9rr-33cr"],"status":"published","title":"The EAP peer implementation in Espressif ESP-IDF 2.0.0 through 4.0.0 and ESP8266_NONOS_SDK 2.2.0...","description":"The EAP peer implementation in Espressif ESP-IDF 2.0.0 through 4.0.0 and ESP8266_NONOS_SDK 2.2.0 through 3.1.0 processes EAP Success messages before any EAP method completion or failure, which allows attackers in radio range to cause a denial of service (crash) via a crafted message.","severity":{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.0147,"percentile":0.73948,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2019-09-04T20:00:45Z","modified":"2026-10-24T10:30:21Z","exploits":[{"source":"pocgithub","id":"Matheus-Garbelini/esp32_esp8266_attacks","title":"Matheus-Garbelini/esp32_esp8266_attacks","date":"2019-09-03","url":"https://github.com/Matheus-Garbelini/esp32_esp8266_attacks"}],"products":[{"vendor":"espressif","product":"arduino-esp32"},{"vendor":"espressif","product":"esp-idf"},{"vendor":"espressif","product":"esp8266_nonos_sdk"}],"references":[{"url":"https://github.com/espressif","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://github.com/Matheus-Garbelini/esp32_esp8266_attacks","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"https://matheus-garbelini.github.io/home/post/esp32-esp8266-eap-crash/","tags":["x_refsource_MISC","x_transferred","Exploit","Patch","Third Party Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-12586"},{"url":"https://github.com/advisories/GHSA-jj4g-g9rr-33cr"}],"sources":{"cve":[{"id":"CVE-2019-12586","description":"The EAP peer implementation in Espressif ESP-IDF 2.0.0 through 4.0.0 and ESP8266_NONOS_SDK 2.2.0 through 3.1.0 processes EAP Success messages before any EAP method completion or failure, which allows attackers in radio range to cause a denial of service (crash) via a crafted message.","status":"published","published":"2019-09-04T20:00:45Z","modified":"2024-08-04T23:24:38.851Z","updated_at":"2026-11-02T14:20:23.697579Z"}],"euvd":[{"id":"EUVD-2019-4180","description":"The EAP peer implementation in Espressif ESP-IDF 2.0.0 through 4.0.0 and ESP8266_NONOS_SDK 2.2.0 through 3.1.0 processes EAP Success messages before any EAP method completion or failure, which allows attackers in radio range to cause a denial of service (crash) via a crafted message.","status":"published","published":"2019-09-04T20:00:45Z","modified":"2024-08-04T23:24:38Z","updated_at":"2026-11-03T02:40:45.434408Z"}],"ghsa":[{"id":"GHSA-jj4g-g9rr-33cr","title":"The EAP peer implementation in Espressif ESP-IDF 2.0.0 through 4.0.0 and ESP8266_NONOS_SDK 2.2.0...","description":"The EAP peer implementation in Espressif ESP-IDF 2.0.0 through 4.0.0 and ESP8266_NONOS_SDK 2.2.0 through 3.1.0 processes EAP Success messages before any EAP method completion or failure, which allows attackers in radio range to cause a denial of service (crash) via a crafted message.","status":"published","published":"2022-05-24T16:55:24Z","modified":"2023-01-28T05:06:40Z","updated_at":"2026-11-02T14:44:27.320019Z"}],"nvd":[{"id":"CVE-2019-12586","description":"The EAP peer implementation in Espressif ESP-IDF 2.0.0 through 4.0.0 and ESP8266_NONOS_SDK 2.2.0 through 3.1.0 processes EAP Success messages before any EAP method completion or failure, which allows attackers in radio range to cause a denial of service (crash) via a crafted message.","status":"published","published":"2019-09-04T20:15:10.607Z","modified":"2026-06-17T02:14:55.05Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":3.3,"vector":"AV:A/AC:L/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary"}],"updated_at":"2026-11-02T14:05:25.691233Z"}],"osv":[{"id":"CVE-2019-12586","description":"The EAP peer implementation in Espressif ESP-IDF 2.0.0 through 4.0.0 and ESP8266_NONOS_SDK 2.2.0 through 3.1.0 processes EAP Success messages before any EAP method completion or failure, which allows attackers in radio range to cause a denial of service (crash) via a crafted message.","status":"published","published":"2019-09-04T20:15:10.607Z","modified":"2026-10-24T10:30:21.770538733Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:10.718934Z"}]}}