CVE-2026-76663

{
  "etk_id": "ETK-2026-1876",
  "cve_id": "CVE-2026-76663",
  "display_id": "CVE-2026-76663",
  "ghsa_id": "GHSA-9rwj-hh6p-x6gp",
  "euvd_id": "EUVD-2026-101815",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Stack-based buffer overflow in HPE NonStop TELSERV",
  "summary": "HPE NonStop TELSERV is affected by a stack-based buffer overflow that can corrupt memory and cause denial of service. The available scoring information indicates the issue may be reachable over a network without authentication or user interaction; affected versions are not specified in the evidence.",
  "mitigation": "Apply any vendor security update or guidance for HPE NonStop TELSERV when available. Until then, reduce exposure by restricting network access to the service to trusted systems.",
  "vendor": "Hewlett Packard Enterprise",
  "product": "HPE NonStop TELSERV",
  "affected": [
    {
      "affected_notes": [
        "T9553L01^BAJ and earlier"
      ],
      "affected_ranges": [],
      "ecosystem": null,
      "fixed_versions": [],
      "package_name": "HPE NonStop TELSERV",
      "purl": null
    }
  ],
  "cwes": [
    121
  ],
  "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": 0.0027,
  "epss_percentile": 0.1768,
  "epss_asof": "2026-10-20",
  "automation": "deterministic",
  "check": true,
  "check_confidence_basis": "assessed",
  "exploit": false,
  "pipeline_minutes": 8.207174383333333,
  "t0_at": "2026-10-15T02:16:17.282000+00:00",
  "signals": {
    "check": {
      "at": "2026-10-17T12:45:11.387244+00:00",
      "days": 2.436737329212963,
      "is_lower_bound": false,
      "measured_at": "2026-10-15T02:16:17.282000+00:00",
      "url": null
    },
    "trigger_signal": {
      "at": "2026-10-15T02:16:17.282000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-10-15T02:16:17.282000+00:00",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-76663"
    }
  }
}