{
  "document" : {
    "aggregate_severity" : {
      "text" : "niedrig"
    },
    "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" : "OpenSSL ist eine im Quelltext frei verfügbare Bibliothek, die Secure Sockets Layer (SSL) und Transport Layer Security (TLS) implementiert.",
      "title" : "Produktbeschreibung"
    }, {
      "category" : "summary",
      "text" : "Ein entfernter, authentisierter Angreifer kann eine Schwachstelle in OpenSSL ausnutzen, um Sicherheitsvorkehrungen zu umgehen.",
      "title" : "Angriff"
    }, {
      "category" : "general",
      "text" : "- Sonstiges\n- UNIX\n- Windows",
      "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-2026-0729 - CSAF Version",
      "url" : "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0729.json"
    }, {
      "category" : "self",
      "summary" : "WID-SEC-2026-0729 - Portal Version",
      "url" : "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0729"
    }, {
      "category" : "external",
      "summary" : "OpenSSL Security Advisory vom 2026-03-15",
      "url" : "https://openssl-library.org/news/secadv/20260313.txt"
    }, {
      "category" : "external",
      "summary" : "OpenSSL Vulnerabilities vom 2026-03-15",
      "url" : "https://openssl-library.org/news/vulnerabilities/"
    }, {
      "category" : "external",
      "summary" : "CVE Record vom 2026-03-15",
      "url" : "https://www.cve.org/CVERecord?id=CVE-2026-2673"
    }, {
      "category" : "external",
      "summary" : "Red Hat Bugtracker vom 2026-03-15",
      "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=2447327"
    }, {
      "category" : "external",
      "summary" : "Debian Security Advisory DSA-6201 vom 2026-04-08",
      "url" : "https://lists.debian.org/debian-security-announce/2026/msg00111.html"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-8155-1 vom 2026-04-08",
      "url" : "https://ubuntu.com/security/notices/USN-8155-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-8155-2 vom 2026-04-09",
      "url" : "https://ubuntu.com/security/notices/USN-8155-2"
    } ],
    "source_lang" : "en-US",
    "title" : "OpenSSL: Schwachstelle ermöglicht Umgehen von Sicherheitsvorkehrungen",
    "tracking" : {
      "current_release_date" : "2026-04-09T22:00:00.000+00:00",
      "generator" : {
        "date" : "2026-04-10T07:16:57.983+00:00",
        "engine" : {
          "name" : "BSI-WID",
          "version" : "1.5.0"
        }
      },
      "id" : "WID-SEC-W-2026-0729",
      "initial_release_date" : "2026-03-15T23:00:00.000+00:00",
      "revision_history" : [ {
        "date" : "2026-03-15T23:00:00.000+00:00",
        "number" : "1",
        "summary" : "Initiale Fassung"
      }, {
        "date" : "2026-04-07T22:00:00.000+00:00",
        "number" : "2",
        "summary" : "Neue Updates von Debian aufgenommen"
      }, {
        "date" : "2026-04-08T22:00:00.000+00:00",
        "number" : "3",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2026-04-09T22:00:00.000+00:00",
        "number" : "4",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      } ],
      "status" : "final",
      "version" : "4"
    }
  },
  "product_tree" : {
    "branches" : [ {
      "branches" : [ {
        "category" : "product_name",
        "name" : "Debian Linux",
        "product" : {
          "name" : "Debian Linux",
          "product_id" : "2951",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:debian:debian_linux:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "Debian"
    }, {
      "branches" : [ {
        "branches" : [ {
          "category" : "product_version_range",
          "name" : "<3.6.2",
          "product" : {
            "name" : "Open Source OpenSSL <3.6.2",
            "product_id" : "T051733"
          }
        }, {
          "category" : "product_version",
          "name" : "3.6.2",
          "product" : {
            "name" : "Open Source OpenSSL 3.6.2",
            "product_id" : "T051733-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:openssl:openssl:3.6.2"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<3.5.6",
          "product" : {
            "name" : "Open Source OpenSSL <3.5.6",
            "product_id" : "T051734"
          }
        }, {
          "category" : "product_version",
          "name" : "3.5.6",
          "product" : {
            "name" : "Open Source OpenSSL 3.5.6",
            "product_id" : "T051734-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:openssl:openssl:3.5.6"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "OpenSSL"
      } ],
      "category" : "vendor",
      "name" : "Open Source"
    }, {
      "branches" : [ {
        "category" : "product_name",
        "name" : "Ubuntu Linux",
        "product" : {
          "name" : "Ubuntu Linux",
          "product_id" : "T000126",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:canonical:ubuntu_linux:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "Ubuntu"
    } ]
  },
  "vulnerabilities" : [ {
    "cve" : "CVE-2026-2673",
    "product_status" : {
      "known_affected" : [ "2951", "T000126", "T051734", "T051733" ]
    },
    "release_date" : "2026-03-15T23:00:00.000+00:00",
    "title" : "CVE-2026-2673"
  } ]
}