CVE-2026-121513

{
  "etk_id": "ETK-2026-3381",
  "cve_id": "CVE-2026-121513",
  "display_id": "CVE-2026-121513",
  "ghsa_id": "GHSA-q435-pvgg-gggw",
  "euvd_id": "EUVD-2026-115833",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Off-by-one heap overflow in µD3TN SPP parser",
  "summary": "µD3TN 0.15.1 has an off-by-one heap memory error in its SPP parser. A remote unauthenticated attacker may disrupt service when they can reach an instance that accepts and parses SPP traffic.",
  "mitigation": "Restrict access to SPP-facing services to trusted networks and authenticated peers until an updated µD3TN release is available. Apply the vendor's corrected release promptly when published.",
  "vendor": "D3TN GmbH",
  "product": "µD3TN",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, < 0.15.2"
      ],
      "ecosystem": null,
      "fixed_versions": [
        "0.15.2"
      ],
      "package_name": "µD3TN",
      "purl": null
    }
  ],
  "cwes": null,
  "cvss_score": 7.5,
  "cvss_src": "cna_vendor",
  "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
  "epss_score": null,
  "epss_percentile": null,
  "epss_asof": null,
  "automation": "deterministic",
  "check": false,
  "check_confidence_basis": null,
  "exploit": false,
  "pipeline_minutes": 66.48228711666667,
  "t0_at": "2026-11-03T14:18:29.656000+00:00",
  "signals": {
    "trigger_signal": {
      "at": "2026-11-03T14:18:29.656000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-11-03T14:18:29.656000+00:00",
      "url": "https://github.com/advisories/GHSA-q435-pvgg-gggw"
    }
  }
}