{
  "document" : {
    "aggregate_severity" : {
      "text" : "hoch"
    },
    "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" : "Cisco Internetwork Operating System (IOS) ist ein Betriebssystem, das für Cisco Geräte wie z. B. Router und Switches eingesetzt wird.\r\nCisco Secure Firewall Threat Defense ist eine Sicherheitslösung, die Funktionen wie Firewall, Intrusion Prevention und erweiterten Malware-Schutz in einer einzigen Appliance integriert.\r\nSnort ist ein freies Network Intrusion Prevention System (NIPS) und ein Network Intrusion Detection System (NIDS) der Firma Sourcefire.",
      "title" : "Produktbeschreibung"
    }, {
      "category" : "summary",
      "text" : "Ein Angreifer kann mehrere Schwachstellen in Cisco IOS XE, Cisco Secure Firewall Threat Defense und Snort ausnutzen, um Sicherheitsvorkehrungen zu umgehen, um einen Denial of Service Angriff durchzuführen und um beliebigen Programmcode auszuführen.",
      "title" : "Angriff"
    }, {
      "category" : "general",
      "text" : "- Linux\n- 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-2026-4104 - CSAF Version",
      "url" : "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-4104.json"
    }, {
      "category" : "self",
      "summary" : "WID-SEC-2026-4104 - Portal Version",
      "url" : "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-4104"
    }, {
      "category" : "external",
      "summary" : "Cisco Security Advisory cisco-sa-hardening-snort3-ybgmhTQe vom 2026-10-21",
      "url" : "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-snort3-ybgmhTQe"
    }, {
      "category" : "external",
      "summary" : "Cisco Security Advisory cisco-sa-opensrc-snort3-2fXGJPfe vom 2026-10-21",
      "url" : "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-opensrc-snort3-2fXGJPfe"
    }, {
      "category" : "external",
      "summary" : "Cisco Security Advisory cisco-sa-snort3-gre-JNpMHrTv vom 2026-10-21",
      "url" : "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-snort3-gre-JNpMHrTv"
    }, {
      "category" : "external",
      "summary" : "Cisco Security Advisory cisco-sa-snort3-gtpcodec-dos-Rmecfepz vom 2026-10-21",
      "url" : "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-snort3-gtpcodec-dos-Rmecfepz"
    }, {
      "category" : "external",
      "summary" : "Cisco Security Advisory cisco-sa-snort3-mime-vulns-bkXjcKkt vom 2026-10-21",
      "url" : "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-snort3-mime-vulns-bkXjcKkt"
    }, {
      "category" : "external",
      "summary" : "Cisco Security Advisory cisco-sa-snort3-misc-dos-6mB22qAK vom 2026-10-21",
      "url" : "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-snort3-misc-dos-6mB22qAK"
    }, {
      "category" : "external",
      "summary" : "Cisco Security Advisory cisco-sa-snort3-vba-bufdos-jAuFdvn9 vom 2026-10-21",
      "url" : "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-snort3-vba-bufdos-jAuFdvn9"
    } ],
    "source_lang" : "en-US",
    "title" : "Cisco Produkte (IOS XE, SFTD) und Snort: Mehrere Schwachstellen",
    "tracking" : {
      "current_release_date" : "2026-10-21T22:00:00.000+00:00",
      "generator" : {
        "date" : "2026-10-22T14:25:57.762+00:00",
        "engine" : {
          "name" : "BSI-WID",
          "version" : "1.6.0"
        }
      },
      "id" : "WID-SEC-W-2026-4104",
      "initial_release_date" : "2026-10-21T22:00:00.000+00:00",
      "revision_history" : [ {
        "date" : "2026-10-21T22:00:00.000+00:00",
        "number" : "1",
        "summary" : "Initiale Fassung"
      } ],
      "status" : "final",
      "version" : "1"
    }
  },
  "product_tree" : {
    "branches" : [ {
      "branches" : [ {
        "branches" : [ {
          "category" : "product_version_range",
          "name" : "<17.12.8",
          "product" : {
            "name" : "Cisco IOS XE <17.12.8",
            "product_id" : "T061664"
          }
        }, {
          "category" : "product_version",
          "name" : "17.12.8",
          "product" : {
            "name" : "Cisco IOS XE 17.12.8",
            "product_id" : "T061664-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:cisco:ios_xe:17.12.8"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<17.15.6",
          "product" : {
            "name" : "Cisco IOS XE <17.15.6",
            "product_id" : "T061665"
          }
        }, {
          "category" : "product_version",
          "name" : "17.15.6",
          "product" : {
            "name" : "Cisco IOS XE 17.15.6",
            "product_id" : "T061665-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:cisco:ios_xe:17.15.6"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<17.18.5",
          "product" : {
            "name" : "Cisco IOS XE <17.18.5",
            "product_id" : "T061666"
          }
        }, {
          "category" : "product_version",
          "name" : "17.18.5",
          "product" : {
            "name" : "Cisco IOS XE 17.18.5",
            "product_id" : "T061666-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:cisco:ios_xe:17.18.5"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<26.1.2",
          "product" : {
            "name" : "Cisco IOS XE <26.1.2",
            "product_id" : "T061667"
          }
        }, {
          "category" : "product_version",
          "name" : "26.1.2",
          "product" : {
            "name" : "Cisco IOS XE 26.1.2",
            "product_id" : "T061667-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:cisco:ios_xe:26.1.2"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<26.2.1",
          "product" : {
            "name" : "Cisco IOS XE <26.2.1",
            "product_id" : "T061668"
          }
        }, {
          "category" : "product_version",
          "name" : "26.2.1",
          "product" : {
            "name" : "Cisco IOS XE 26.2.1",
            "product_id" : "T061668-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:cisco:ios_xe:26.2.1"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "IOS XE"
      }, {
        "category" : "product_name",
        "name" : "Cisco Secure Firewall Threat Defense",
        "product" : {
          "name" : "Cisco Secure Firewall Threat Defense",
          "product_id" : "T061669",
          "product_identification_helper" : {
            "cpe" : "cpe:/a:cisco:secure_firewall_threat_defense:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "Cisco"
    }, {
      "branches" : [ {
        "branches" : [ {
          "category" : "product_version_range",
          "name" : "<3.12.4.0",
          "product" : {
            "name" : "Open Source Snort <3.12.4.0",
            "product_id" : "T061670"
          }
        }, {
          "category" : "product_version",
          "name" : "3.12.4.0",
          "product" : {
            "name" : "Open Source Snort 3.12.4.0",
            "product_id" : "T061670-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:snort:snort:3.12.4.0"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "Snort"
      } ],
      "category" : "vendor",
      "name" : "Open Source"
    } ]
  },
  "vulnerabilities" : [ {
    "cve" : "CVE-2026-20011",
    "product_status" : {
      "known_affected" : [ "T061667", "T061668", "T061669", "T061664", "T061665", "T061666", "T061670" ]
    },
    "release_date" : "2026-10-21T22:00:00.000+00:00",
    "title" : "CVE-2026-20011"
  }, {
    "cve" : "CVE-2026-20019",
    "product_status" : {
      "known_affected" : [ "T061667", "T061668", "T061669", "T061664", "T061665", "T061666", "T061670" ]
    },
    "release_date" : "2026-10-21T22:00:00.000+00:00",
    "title" : "CVE-2026-20019"
  }, {
    "cve" : "CVE-2026-20043",
    "product_status" : {
      "known_affected" : [ "T061667", "T061668", "T061669", "T061664", "T061665", "T061666", "T061670" ]
    },
    "release_date" : "2026-10-21T22:00:00.000+00:00",
    "title" : "CVE-2026-20043"
  }, {
    "cve" : "CVE-2026-20179",
    "product_status" : {
      "known_affected" : [ "T061667", "T061668", "T061669", "T061664", "T061665", "T061666", "T061670" ]
    },
    "release_date" : "2026-10-21T22:00:00.000+00:00",
    "title" : "CVE-2026-20179"
  }, {
    "cve" : "CVE-2026-20197",
    "product_status" : {
      "known_affected" : [ "T061667", "T061668", "T061669", "T061664", "T061665", "T061666", "T061670" ]
    },
    "release_date" : "2026-10-21T22:00:00.000+00:00",
    "title" : "CVE-2026-20197"
  }, {
    "cve" : "CVE-2026-20218",
    "product_status" : {
      "known_affected" : [ "T061667", "T061668", "T061669", "T061664", "T061665", "T061666", "T061670" ]
    },
    "release_date" : "2026-10-21T22:00:00.000+00:00",
    "title" : "CVE-2026-20218"
  }, {
    "cve" : "CVE-2026-20221",
    "product_status" : {
      "known_affected" : [ "T061667", "T061668", "T061669", "T061664", "T061665", "T061666", "T061670" ]
    },
    "release_date" : "2026-10-21T22:00:00.000+00:00",
    "title" : "CVE-2026-20221"
  }, {
    "cve" : "CVE-2026-20236",
    "product_status" : {
      "known_affected" : [ "T061667", "T061668", "T061669", "T061664", "T061665", "T061666", "T061670" ]
    },
    "release_date" : "2026-10-21T22:00:00.000+00:00",
    "title" : "CVE-2026-20236"
  }, {
    "cve" : "CVE-2026-20291",
    "product_status" : {
      "known_affected" : [ "T061667", "T061668", "T061669", "T061664", "T061665", "T061666", "T061670" ]
    },
    "release_date" : "2026-10-21T22:00:00.000+00:00",
    "title" : "CVE-2026-20291"
  }, {
    "cve" : "CVE-2026-20356",
    "product_status" : {
      "known_affected" : [ "T061667", "T061668", "T061669", "T061664", "T061665", "T061666", "T061670" ]
    },
    "release_date" : "2026-10-21T22:00:00.000+00:00",
    "title" : "CVE-2026-20356"
  }, {
    "cve" : "CVE-2026-76445",
    "product_status" : {
      "known_affected" : [ "T061667", "T061668", "T061669", "T061664", "T061665", "T061666", "T061670" ]
    },
    "release_date" : "2026-10-21T22:00:00.000+00:00",
    "title" : "CVE-2026-76445"
  }, {
    "cve" : "CVE-2026-76489",
    "product_status" : {
      "known_affected" : [ "T061667", "T061668", "T061669", "T061664", "T061665", "T061666", "T061670" ]
    },
    "release_date" : "2026-10-21T22:00:00.000+00:00",
    "title" : "CVE-2026-76489"
  }, {
    "cve" : "CVE-2026-76524",
    "product_status" : {
      "known_affected" : [ "T061667", "T061668", "T061669", "T061664", "T061665", "T061666", "T061670" ]
    },
    "release_date" : "2026-10-21T22:00:00.000+00:00",
    "title" : "CVE-2026-76524"
  } ]
}