Security advisory

{
  "id": "d75bab70d98e45eb2ce4c81ba7703f81d24ae87adb504a2bb116e02800558038",
  "url": "https://osv.dev/vulnerability/CVE-2019-12586",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2019-12586",
    "summary": "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.",
    "evidence": "osv:CVE-2019-12586",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2019-12586",
      "aliases": [
        "CVE-2019-12586"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/espressif/arduino-esp32",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "6bf104874a453596ac4b2d71feb9917ddaea53fd"
                },
                {
                  "introduced": "07390157dfd968ad79449af1d98a2406302c8c33"
                },
                {
                  "last_affected": "d5e2bb12ca02ae9066e9dad84d9dbf268aca6fa3"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:espressif:arduino-esp32:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "1.0.2"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:espressif:arduino-esp32:1.0.3:-:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.0.3-NA"
                      },
                      {
                        "last_affected": "1.0.3-NA"
                      }
                    ],
                    "source": "CPE_STRING"
                  },
                  {
                    "cpe": "cpe:2.3:a:espressif:arduino-esp32:1.0.3:rc1:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.0.3-rc1"
                      },
                      {
                        "last_affected": "1.0.3-rc1"
                      }
                    ],
                    "source": "CPE_STRING"
                  },
                  {
                    "cpe": "cpe:2.3:a:espressif:arduino-esp32:1.0.3:rc2:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.0.3-rc2"
                      },
                      {
                        "last_affected": "1.0.3-rc2"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.0.3-NA",
            "1.0.3-rc1",
            "1.0.3-rc2",
            "1.0.2",
            "1.0.2-rc2",
            "1.0.2-rc1",
            "1.0.1",
            "1.0.1-rc4",
            "1.0.1-rc3",
            "1.0.1-rc2",
            "1.0.1-rc1",
            "1.0.0",
            "1.0.0-rc4",
            "1.0.0-rc3",
            "1.0.0-rc2",
            "1.0.0-rc1",
            "1.0.0-RC0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-12586.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:21.770538733Z",
      "provider": "osv",
      "references": [
        "https://github.com/espressif",
        "https://matheus-garbelini.github.io/home/post/esp32-esp8266-eap-crash/",
        "https://github.com/Matheus-Garbelini/esp32_esp8266_attacks"
      ],
      "provider_metadata": {
        "unresolved_ranges": [
          {
            "cpes": [
              "cpe:2.3:a:espressif:esp-idf:*:*:*:*:*:*:*:*"
            ],
            "vendor_product": "espressif:esp-idf",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "2.0.0"
                  },
                  {
                    "last_affected": "4.0.0"
                  }
                ],
                "source": "CPE_RANGE"
              }
            ]
          },
          {
            "cpes": [
              "cpe:2.3:a:espressif:esp8266_nonos_sdk:*:*:*:*:*:*:*:*"
            ],
            "vendor_product": "espressif:esp8266_nonos_sdk",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "2.2.0"
                  },
                  {
                    "last_affected": "3.0.0"
                  }
                ],
                "source": "CPE_RANGE"
              }
            ]
          }
        ]
      }
    },
    "related_cves": [
      {
        "value": "CVE-2019-12586",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 430560,
  "published_at": "2019-09-04T20:15:10.607+00:00"
}