CVE-2026-86325

{
  "etk_id": "ETK-2026-327",
  "cve_id": "CVE-2026-86325",
  "display_id": "CVE-2026-86325",
  "ghsa_id": "GHSA-gf54-rrcc-vgxp",
  "euvd_id": "EUVD-2026-91371",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Stack buffer overflow in MGate MB3170/MB3270 account management",
  "summary": "MGate MB3170 and MB3270 Series gateways are affected in their web-based account-management function. A read-only user authenticated to the management interface may cause memory corruption, potentially exposing device data, changing memory contents, or interrupting service.",
  "mitigation": "Restrict web-management access to trusted administrators and remove or disable read-only accounts where operationally feasible. Apply a vendor update when available; no fixed release is recorded.",
  "vendor": "Moxa",
  "product": "MGate MB3170 Series",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 1.0, <= 4.7"
      ],
      "ecosystem": null,
      "fixed_versions": [],
      "package_name": "MGate MB3170 Series",
      "purl": null
    },
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 1.0, <= 4.7"
      ],
      "ecosystem": null,
      "fixed_versions": [],
      "package_name": "MGate MB3270 Series",
      "purl": null
    }
  ],
  "cwes": [
    121
  ],
  "cvss_score": 9.4,
  "cvss_src": "cna_vendor",
  "cvss_vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H",
  "epss_score": 0.0034,
  "epss_percentile": 0.2588,
  "epss_asof": "2026-10-20",
  "automation": "contextual",
  "check": false,
  "check_confidence_basis": null,
  "exploit": false,
  "pipeline_minutes": 18.27749235,
  "t0_at": "2026-10-02T10:18:29.907000+00:00",
  "signals": {
    "trigger_signal": {
      "at": "2026-10-02T10:18:29.907000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-10-02T10:18:29.907000+00:00",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-86325"
    }
  }
}