Security advisory

{
  "id": "5678e064674b032a79d97ccf7466e937c77f7b6d17b8f1ad4cbbd787065e1744",
  "url": "https://osv.dev/vulnerability/CVE-2017-7243",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2017-7243",
    "summary": "Eclipse tinydtls 0.8.2 for Eclipse IoT allows remote attackers to cause a denial of service (DTLS peer crash) by sending a \"Change cipher spec\" packet without pre-handshake.",
    "evidence": "osv:CVE-2017-7243",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2017-7243",
      "aliases": [
        "CVE-2017-7243"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/eclipse-tinydtls/tinydtls",
              "type": "GIT",
              "events": [
                {
                  "introduced": "ded031bc0642875daa47946d10e974318a5c95c4"
                },
                {
                  "last_affected": "ded031bc0642875daa47946d10e974318a5c95c4"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:eclipse:tinydtls:0.8.2:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0.8.2"
                      },
                      {
                        "last_affected": "0.8.2"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "0.8.2",
            "_old/release-0.8.2"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-7243.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:56.861274020Z",
      "provider": "osv",
      "references": [
        "https://gist.github.com/k1rh4/25dcb124aef2a8a2a5f4677d64d1998b",
        "https://github.com/k1rh4/CVE/blob/master/tinydtls"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2017-7243",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 438740,
  "published_at": "2017-03-24T15:59:01.293+00:00"
}