{"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 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."},{"category":"description","text":"Unbound ist ein validierender, rekursiver DNS-Resolver.","title":"Produktbeschreibung"},{"category":"summary","text":"Ein Angreifer kann mehrere Schwachstellen in Unbound ausnutzen, um einen Denial of Service Angriff durchzuführen, um Daten zu manipulieren und um Sicherheitsvorkehrungen zu umgehen.","title":"Angriff"},{"category":"general","text":"- Linux\n- UNIX","title":"Betroffene Betriebssysteme"}],"publisher":{"category":"other","contact_details":"csaf-provider@cert-bund.de","name":"Bundesamt für Sicherheit in der Informationstechnik","namespace":"https://www.bsi.bund.de"},"references":[{"category":"self","summary":"WID-SEC-W-2026-4073 - CSAF Version","url":"https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-4073.json"},{"category":"self","summary":"WID-SEC-2026-4073 - Portal Version","url":"https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-4073"},{"category":"external","summary":"Unbound Release Notes vom 2026-10-20","url":"https://community.nlnetlabs.nl/t/unbound-1-26-2-released"},{"category":"external","summary":"NIST CVE-2026-97206","url":"https://nvd.nist.gov/vuln/detail/cve-2026-97206"},{"category":"external","summary":"NIST CVE-2026-50106","url":"https://nvd.nist.gov/vuln/detail/cve-2026-50106"},{"category":"external","summary":"NIST CVE-2026-96405","url":"https://nvd.nist.gov/vuln/detail/cve-2026-96405"},{"category":"external","summary":"NIST CVE-2026-109125","url":"https://nvd.nist.gov/vuln/detail/cve-2026-109125"},{"category":"external","summary":"NIST CVE-2026-35501","url":"https://nvd.nist.gov/vuln/detail/cve-2026-35501"}],"source_lang":"en-US","title":"Unbound: Mehrere Schwachstellen","tracking":{"current_release_date":"2026-10-21T22:00:00.000+00:00","generator":{"date":"2026-10-22T06:06:04.275+00:00","engine":{"name":"BSI-WID","version":"1.6.0"}},"id":"WID-SEC-W-2026-4073","initial_release_date":"2026-10-20T22:00:00.000+00:00","revision_history":[{"date":"2026-10-20T22:00:00.000+00:00","number":"1","summary":"Initiale Fassung"},{"date":"2026-10-21T22:00:00.000+00:00","number":"2","summary":"Referenz(en) aufgenommen: EUVD-2026-107154, EUVD-2026-107153, EUVD-2026-107152, EUVD-2026-107151, EUVD-2026-107150"}],"status":"final","version":"2"}},"product_tree":{"branches":[{"branches":[{"branches":[{"category":"product_version_range","name":"<1.26.2","product":{"name":"Open Source Unbound <1.26.2","product_id":"T061593"}},{"category":"product_version","name":"1.26.2","product":{"name":"Open Source Unbound 1.26.2","product_id":"T061593-fixed","product_identification_helper":{"cpe":"cpe:/a:nlnetlabs:unbound:1.26.2"}}}],"category":"product_name","name":"Unbound"}],"category":"vendor","name":"Open Source"}]},"vulnerabilities":[{"cve":"CVE-2026-109125","product_status":{"known_affected":["T061593"]},"release_date":"2026-10-20T22:00:00.000+00:00","title":"CVE-2026-109125"},{"cve":"CVE-2026-35501","product_status":{"known_affected":["T061593"]},"release_date":"2026-10-20T22:00:00.000+00:00","title":"CVE-2026-35501"},{"cve":"CVE-2026-50106","product_status":{"known_affected":["T061593"]},"release_date":"2026-10-20T22:00:00.000+00:00","title":"CVE-2026-50106"},{"cve":"CVE-2026-96405","product_status":{"known_affected":["T061593"]},"release_date":"2026-10-20T22:00:00.000+00:00","title":"CVE-2026-96405"},{"cve":"CVE-2026-97206","product_status":{"known_affected":["T061593"]},"release_date":"2026-10-20T22:00:00.000+00:00","title":"CVE-2026-97206"}]}