WID-SEC-W-2026-1020

Vulnerability from csaf_certbund - Published: 2026-04-08 22:00 - Updated: 2026-04-09 22:00
Summary
Intel Prozessoren (Pentium Silver Series, Celeron J Series, und Celeron N series): Schwachstelle ermöglicht Privilegieneskalation
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: Der Prozessor ist das zentrale Rechenwerk eines Computers.
Angriff: Ein Angreifer mit physischem Zugriff kann eine Schwachstelle in verschiedenen Intel Prozessoren (Pentium Silver Series, Celeron J Series, und Celeron N series) ausnutzen, um seine Privilegien zu erhöhen.
Betroffene Betriebssysteme: - BIOS/Firmware
CVE-2026-20709
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": "Der Prozessor ist das zentrale Rechenwerk eines Computers.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein Angreifer mit physischem Zugriff kann eine Schwachstelle in verschiedenen Intel Prozessoren (Pentium Silver Series, Celeron J Series, und Celeron N series) ausnutzen, um seine Privilegien zu erh\u00f6hen.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- BIOS/Firmware",
        "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-2026-1020 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-1020.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2026-1020 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-1020"
      },
      {
        "category": "external",
        "summary": "Intel Security Advisory INTEL-SA-00609 vom 2026-04-08",
        "url": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00609.html"
      }
    ],
    "source_lang": "en-US",
    "title": "Intel Prozessoren (Pentium Silver Series, Celeron J Series, und Celeron N series): Schwachstelle erm\u00f6glicht Privilegieneskalation",
    "tracking": {
      "current_release_date": "2026-04-09T22:00:00.000+00:00",
      "generator": {
        "date": "2026-04-10T07:05:12.278+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.5.0"
        }
      },
      "id": "WID-SEC-W-2026-1020",
      "initial_release_date": "2026-04-08T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2026-04-08T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2026-04-09T22:00:00.000+00:00",
          "number": "2",
          "summary": "Referenz(en) aufgenommen: 2456637"
        }
      ],
      "status": "final",
      "version": "2"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "Celeron J Series",
                "product": {
                  "name": "Intel Prozessor Celeron J Series",
                  "product_id": "T052553",
                  "product_identification_helper": {
                    "cpe": "cpe:/h:intel:intel_prozessor:celeron_j_series"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "Celeron N Series",
                "product": {
                  "name": "Intel Prozessor Celeron N Series",
                  "product_id": "T052554",
                  "product_identification_helper": {
                    "cpe": "cpe:/h:intel:intel_prozessor:celeron_n_series"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "Pentium Silver Series",
                "product": {
                  "name": "Intel Prozessor Pentium Silver Series",
                  "product_id": "T052555",
                  "product_identification_helper": {
                    "cpe": "cpe:/h:intel:intel_prozessor:pentium_silver_series"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Prozessor"
          }
        ],
        "category": "vendor",
        "name": "Intel"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2026-20709",
      "product_status": {
        "known_affected": [
          "T052555",
          "T052553",
          "T052554"
        ]
      },
      "release_date": "2026-04-08T22:00:00.000+00:00",
      "title": "CVE-2026-20709"
    }
  ]
}


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