Security advisory

{
  "id": "ef43f62d82b1a601f50925f37b4ccc4547cf700cca9957a10e5dd0ec2c9017e8",
  "url": "https://osv.dev/vulnerability/CVE-2023-43771",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2023-43771",
    "summary": "In nqptp-message-handlers.c in nqptp before 1.2.3, crafted packets received on the control port could crash the program.",
    "evidence": "osv:CVE-2023-43771",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2023-43771",
      "aliases": [
        "CVE-2023-43771"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AC:L/AV:L/A:H/C:N/I:N/PR:L/S:U/UI:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/mikebrady/nqptp",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "b24789982d5cc067ecf6e8f3352b701d177530ec"
                },
                {
                  "fixed": "591f425d9da69f1c4e09f3ad09611b758937b3e5"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:mikebrady:not_quite_ptp:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "1.2.3"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "b24789982d5cc067ecf6e8f3352b701d177530ec"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  },
                  {
                    "range": [
                      {
                        "fixed": "b24789982d5cc067ecf6e8f3352b701d177530ec"
                      }
                    ],
                    "source": "REFERENCES_TAG",
                    "original_tag": "1.2.3"
                  },
                  {
                    "range": [
                      {
                        "fixed": "591f425d9da69f1c4e09f3ad09611b758937b3e5"
                      }
                    ],
                    "source": "REFERENCES_TAG",
                    "original_tag": "1.2.4"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.2.2",
            "1.2.1",
            "1.1-dev"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-43771.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:23.375553273Z",
      "provider": "osv",
      "references": [
        "https://github.com/mikebrady/nqptp/releases/tag/1.2.3",
        "https://github.com/mikebrady/nqptp/releases/tag/1.2.4",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/43xxx/CVE-2023-43771.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-43771",
        "https://github.com/mikebrady/nqptp/commit/b24789982d5cc067ecf6e8f3352b701d177530ec"
      ],
      "provider_metadata": {
        "cna_assigner": "mitre",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/43xxx/CVE-2023-43771.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2023-43771",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 489510,
  "published_at": "2023-09-22T00:00:00+00:00"
}