WID-SEC-W-2026-1826

Vulnerability from csaf_certbund - Published: 2026-06-08 22:00 - Updated: 2026-06-09 22:00
Summary
Siemens TIA Portal (WinCC Unified PC Runtime): Schwachstelle ermöglicht Offenlegung von Informationen
Severity
Mittel
Notes
Das BSI ist als Anbieter für die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch dafür verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgfältig im Einzelfall zu prüfen.
Produktbeschreibung: TIA-Portal ist ein Automatisierungsframework für Steuerungen und andere Automatisierungsgeräte der SIMATIC-Serie.
Angriff: Ein lokaler Angreifer kann eine Schwachstelle in Siemens TIA Portal ausnutzen, um Informationen offenzulegen.
Betroffene Betriebssysteme: - Sonstiges - Windows
CVE-2026-24349
Affected products
Product Identifier Version Remediation
Siemens TIA Portal WinCC Unified PC Runtime V21 <Update 2
Siemens / TIA Portal
 WinCC Unified PC Runtime V21 <Update 2
References
To clipboard 

{
  "document": {
    "aggregate_severity": {
      "text": "mittel"
    },
    "category": "csaf_base",
    "csaf_version": "2.0",
    "distribution": {
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "de-DE",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "Das BSI ist als Anbieter f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
      },
      {
        "category": "description",
        "text": "TIA-Portal ist ein Automatisierungsframework f\u00fcr Steuerungen und andere Automatisierungsger\u00e4te der SIMATIC-Serie.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein lokaler Angreifer kann eine Schwachstelle in Siemens TIA Portal ausnutzen, um Informationen offenzulegen.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Sonstiges\n- Windows",
        "title": "Betroffene Betriebssysteme"
      }
    ],
    "publisher": {
      "category": "other",
      "contact_details": "csaf-provider@cert-bund.de",
      "name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
      "namespace": "https://www.bsi.bund.de"
    },
    "references": [
      {
        "category": "self",
        "summary": "WID-SEC-W-2026-1826 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-1826.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2026-1826 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-1826"
      },
      {
        "category": "external",
        "summary": "Siemens Security Advisory vom 2026-06-08",
        "url": "https://cert-portal.siemens.com/productcert/html/ssa-063511.html"
      }
    ],
    "source_lang": "en-US",
    "title": "Siemens TIA Portal (WinCC Unified PC Runtime): Schwachstelle erm\u00f6glicht Offenlegung von Informationen",
    "tracking": {
      "current_release_date": "2026-06-09T22:00:00.000+00:00",
      "generator": {
        "date": "2026-06-10T07:21:11.547+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.6.0"
        }
      },
      "id": "WID-SEC-W-2026-1826",
      "initial_release_date": "2026-06-08T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2026-06-08T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2026-06-09T22:00:00.000+00:00",
          "number": "2",
          "summary": "Referenz(en) aufgenommen: EUVD-2026-35382"
        }
      ],
      "status": "final",
      "version": "2"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "WinCC Unified PC Runtime V21 \u003cUpdate 2",
                "product": {
                  "name": "Siemens TIA Portal WinCC Unified PC Runtime V21 \u003cUpdate 2",
                  "product_id": "T055067"
                }
              },
              {
                "category": "product_version",
                "name": "WinCC Unified PC Runtime V21 Update 2",
                "product": {
                  "name": "Siemens TIA Portal WinCC Unified PC Runtime V21 Update 2",
                  "product_id": "T055067-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:siemens:tia_portal:wincc_unified_pc_runtime_v21__update_2"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "TIA Portal"
          }
        ],
        "category": "vendor",
        "name": "Siemens"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2026-24349",
      "product_status": {
        "known_affected": [
          "T055067"
        ]
      },
      "release_date": "2026-06-08T22:00:00.000+00:00",
      "title": "CVE-2026-24349"
    }
  ]
}


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