CVE-2026-58114

{
  "etk_id": "ETK-2026-4054",
  "cve_id": "CVE-2026-58114",
  "display_id": "CVE-2026-58114",
  "ghsa_id": "GHSA-hjvw-f7fg-x3r9",
  "euvd_id": "EUVD-2026-120886",
  "status": "published",
  "anchor_state": "anchored",
  "title": "NTLM authentication relay in SIMATIC BATCH V9.1",
  "summary": "SIMATIC BATCH V9.1 and the other listed SIMATIC products can accept NTLM authentication in a way that permits credential relay. An unauthenticated attacker positioned between communicating systems may impersonate a legitimate user to reachable services. The resulting access depends on which NTLM-enabled services are exposed.",
  "mitigation": "Upgrade SIMATIC BATCH V9.1 to *; SIMATIC Information Server 2020 to *; SIMATIC Information Server 2022 to *; SIMATIC PCS 7 V9.1 to *; SIMATIC Process Historian 2020 to *; SIMATIC Process Historian 2022 to *; SIMATIC WinCC Runtime Professional V17 to *; SIMATIC WinCC Runtime Professional V18 to *; SIMATIC WinCC Runtime Professional V19 to *; SIMATIC WinCC Runtime Professional V20 to *; SIMATIC WinCC Runtime Professional V21 to *; SIMATIC WinCC V7.5 to *; SIMATIC WinCC V8.0 to *; SIMATIC WinCC V8.1 to * or later.",
  "vendor": "Siemens",
  "product": "SIMATIC BATCH V9.1",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, < *"
      ],
      "ecosystem": null,
      "fixed_versions": [
        "*"
      ],
      "package_name": "SIMATIC BATCH V9.1",
      "purl": null
    },
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, < *"
      ],
      "ecosystem": null,
      "fixed_versions": [
        "*"
      ],
      "package_name": "SIMATIC Information Server 2020",
      "purl": null
    },
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, < *"
      ],
      "ecosystem": null,
      "fixed_versions": [
        "*"
      ],
      "package_name": "SIMATIC Information Server 2022",
      "purl": null
    },
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, < *"
      ],
      "ecosystem": null,
      "fixed_versions": [
        "*"
      ],
      "package_name": "SIMATIC PCS 7 V9.1",
      "purl": null
    },
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, < *"
      ],
      "ecosystem": null,
      "fixed_versions": [
        "*"
      ],
      "package_name": "SIMATIC Process Historian 2020",
      "purl": null
    },
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, < *"
      ],
      "ecosystem": null,
      "fixed_versions": [
        "*"
      ],
      "package_name": "SIMATIC Process Historian 2022",
      "purl": null
    },
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, < *"
      ],
      "ecosystem": null,
      "fixed_versions": [
        "*"
      ],
      "package_name": "SIMATIC WinCC Runtime Professional V17",
      "purl": null
    },
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, < *"
      ],
      "ecosystem": null,
      "fixed_versions": [
        "*"
      ],
      "package_name": "SIMATIC WinCC Runtime Professional V18",
      "purl": null
    },
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, < *"
      ],
      "ecosystem": null,
      "fixed_versions": [
        "*"
      ],
      "package_name": "SIMATIC WinCC Runtime Professional V19",
      "purl": null
    },
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, < *"
      ],
      "ecosystem": null,
      "fixed_versions": [
        "*"
      ],
      "package_name": "SIMATIC WinCC Runtime Professional V20",
      "purl": null
    },
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, < *"
      ],
      "ecosystem": null,
      "fixed_versions": [
        "*"
      ],
      "package_name": "SIMATIC WinCC Runtime Professional V21",
      "purl": null
    },
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, < *"
      ],
      "ecosystem": null,
      "fixed_versions": [
        "*"
      ],
      "package_name": "SIMATIC WinCC V7.5",
      "purl": null
    },
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, < *"
      ],
      "ecosystem": null,
      "fixed_versions": [
        "*"
      ],
      "package_name": "SIMATIC WinCC V8.0",
      "purl": null
    },
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, < *"
      ],
      "ecosystem": null,
      "fixed_versions": [
        "*"
      ],
      "package_name": "SIMATIC WinCC V8.1",
      "purl": null
    }
  ],
  "cwes": null,
  "cvss_score": 7.5,
  "cvss_src": "cna_vendor",
  "cvss_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H",
  "epss_score": null,
  "epss_percentile": null,
  "epss_asof": null,
  "automation": "contextual",
  "check": false,
  "check_confidence_basis": null,
  "exploit": false,
  "pipeline_minutes": 9.112009383333334,
  "t0_at": "2026-11-10T11:30:33.284000+00:00",
  "signals": {
    "trigger_signal": {
      "at": "2026-11-10T11:30:33.284000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-11-10T11:30:33.284000+00:00",
      "url": "https://github.com/advisories/GHSA-hjvw-f7fg-x3r9"
    }
  }
}