{
  "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\nCatalyst ist der Markenname für eine Vielzahl von Netzwerk-Switches die von Cisco Systems verkauft werden.",
      "title" : "Produktbeschreibung"
    }, {
      "category" : "summary",
      "text" : "Ein Angreifer kann mehrere Schwachstellen in Cisco IOS XE, Cisco IOS und Cisco Catalyst ausnutzen, um sich erweiterte Rechte zu verschaffen, beliebigen Code auszuführen, Sicherheitsmaßnahmen zu umgehen, Cross-Site-Scripting-Angriffe durchzuführen, Daten zu manipulieren, vertrauliche Informationen offenzulegen und einen Denial-of-Service-Zustand herbeizuführen.",
      "title" : "Angriff"
    }, {
      "category" : "general",
      "text" : "- CISCO Appliance",
      "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-2026-0874 - CSAF Version",
      "url" : "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0874.json"
    }, {
      "category" : "self",
      "summary" : "WID-SEC-2026-0874 - Portal Version",
      "url" : "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0874"
    }, {
      "category" : "external",
      "summary" : "Cisco Security Advisory cisco-sa-iosxe-tls-dos-TVgLDEZL vom 2026-03-25",
      "url" : "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxe-tls-dos-TVgLDEZL"
    }, {
      "category" : "external",
      "summary" : "Cisco Security Advisory cisco-sa-scp-dos-duAdXtCg vom 2026-03-25",
      "url" : "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-scp-dos-duAdXtCg"
    }, {
      "category" : "external",
      "summary" : "Cisco Security Advisory cisco-sa-bootp-WuBhNBxA vom 2026-03-25",
      "url" : "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-bootp-WuBhNBxA"
    }, {
      "category" : "external",
      "summary" : "Cisco Security Advisory cisco-sa-wlc-dos-hnX5KGOm vom 2026-03-25",
      "url" : "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-wlc-dos-hnX5KGOm"
    }, {
      "category" : "external",
      "summary" : "Cisco Security Advisory cisco-sa-xe-secureboot-bypass-B6uYxYSZ vom 2026-03-25",
      "url" : "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-xe-secureboot-bypass-B6uYxYSZ"
    }, {
      "category" : "external",
      "summary" : "Cisco Security Advisory cisco-sa-iosxe-mntc-dos-LZweQcyq vom 2026-03-25",
      "url" : "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxe-mntc-dos-LZweQcyq"
    }, {
      "category" : "external",
      "summary" : "Cisco Security Advisory cisco-sa-iox-xss-LpGkzwtJ vom 2026-03-25",
      "url" : "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iox-xss-LpGkzwtJ"
    }, {
      "category" : "external",
      "summary" : "Cisco Security Advisory cisco-sa-iox-crlf-NvgKTKJZ vom 2026-03-25",
      "url" : "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iox-crlf-NvgKTKJZ"
    }, {
      "category" : "external",
      "summary" : "Cisco Security Advisory cisco-sa-iosxe-lobby-privesc-KwxBqJy vom 2026-03-25",
      "url" : "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxe-lobby-privesc-KwxBqJy"
    }, {
      "category" : "external",
      "summary" : "Cisco Security Advisory cisco-sa-iosxe_infodis-6J847uEB vom 2026-03-25",
      "url" : "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxe_infodis-6J847uEB"
    }, {
      "category" : "external",
      "summary" : "Cisco Security Advisory cisco-sa-ios-http-dos-sbv8XRpL vom 2026-03-25",
      "url" : "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ios-http-dos-sbv8XRpL"
    }, {
      "category" : "external",
      "summary" : "OPSWAT Blog vom 2026-03-25",
      "url" : "https://www.opswat.com/blog/from-privilege-escalation-to-full-denial-of-service-exploit-chain-across-multiple-cves-in-cisco-catalyst-devices-discovered-by-opswat-unit-515"
    } ],
    "source_lang" : "en-US",
    "title" : "Cisco IOS und IOS XE Software: Mehrere Schwachstellen",
    "tracking" : {
      "current_release_date" : "2026-03-25T23:00:00.000+00:00",
      "generator" : {
        "date" : "2026-03-26T10:55:56.869+00:00",
        "engine" : {
          "name" : "BSI-WID",
          "version" : "1.5.0"
        }
      },
      "id" : "WID-SEC-W-2026-0874",
      "initial_release_date" : "2026-03-25T23:00:00.000+00:00",
      "revision_history" : [ {
        "date" : "2026-03-25T23:00:00.000+00:00",
        "number" : "1",
        "summary" : "Initiale Fassung"
      } ],
      "status" : "final",
      "version" : "1"
    }
  },
  "product_tree" : {
    "branches" : [ {
      "branches" : [ {
        "category" : "product_name",
        "name" : "Cisco Catalyst",
        "product" : {
          "name" : "Cisco Catalyst",
          "product_id" : "T052163",
          "product_identification_helper" : {
            "cpe" : "cpe:/h:cisco:catalyst:-"
          }
        }
      }, {
        "branches" : [ {
          "category" : "product_version",
          "name" : "Software Release 3E",
          "product" : {
            "name" : "Cisco IOS Software Release 3E",
            "product_id" : "T052170",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:cisco:ios:software_release_3e"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "IOS"
      }, {
        "branches" : [ {
          "category" : "product_name",
          "name" : "Cisco IOS XE",
          "product" : {
            "name" : "Cisco IOS XE",
            "product_id" : "T052154",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:cisco:ios_xe:-"
            }
          }
        }, {
          "category" : "product_version",
          "name" : "Lobby Ambassador",
          "product" : {
            "name" : "Cisco IOS XE Lobby Ambassador",
            "product_id" : "T052155",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:cisco:ios_xe:lobby_ambassador"
            }
          }
        }, {
          "category" : "product_version",
          "name" : "Catalyst 9000 Switches",
          "product" : {
            "name" : "Cisco IOS XE Catalyst 9000 Switches",
            "product_id" : "T052156",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:cisco:ios_xe:catalyst_9000_switches"
            }
          }
        }, {
          "category" : "product_version",
          "name" : "Wireless Controller Catalyst CW9800",
          "product" : {
            "name" : "Cisco IOS XE Wireless Controller Catalyst CW9800",
            "product_id" : "T052157",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:cisco:ios_xe:wireless_controller_catalyst_cw9800"
            }
          }
        }, {
          "category" : "product_version",
          "name" : "Catalyst",
          "product" : {
            "name" : "Cisco IOS XE Catalyst",
            "product_id" : "T052158",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:cisco:ios_xe:catalyst"
            }
          }
        }, {
          "category" : "product_version",
          "name" : "Rugged Series Switch",
          "product" : {
            "name" : "Cisco IOS XE Rugged Series Switch",
            "product_id" : "T052159",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:cisco:ios_xe:rugged_series_switch"
            }
          }
        }, {
          "category" : "product_version",
          "name" : "IOx Application",
          "product" : {
            "name" : "Cisco IOS XE IOx Application",
            "product_id" : "T052160",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:cisco:ios_xe:iox_application"
            }
          }
        }, {
          "category" : "product_version",
          "name" : "Secure Channel for Meraki",
          "product" : {
            "name" : "Cisco IOS XE Secure Channel for Meraki",
            "product_id" : "T052161",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:cisco:ios_xe:secure_channel_for_meraki"
            }
          }
        }, {
          "category" : "product_version",
          "name" : "Software Release 3E",
          "product" : {
            "name" : "Cisco IOS XE Software Release 3E",
            "product_id" : "T052171",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:cisco:ios_xe:software_release_3e"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "IOS XE"
      } ],
      "category" : "vendor",
      "name" : "Cisco"
    } ]
  },
  "vulnerabilities" : [ {
    "cve" : "CVE-2026-20004",
    "release_date" : "2026-03-25T23:00:00.000+00:00",
    "title" : "CVE-2026-20004"
  }, {
    "cve" : "CVE-2026-20084",
    "release_date" : "2026-03-25T23:00:00.000+00:00",
    "title" : "CVE-2026-20084"
  }, {
    "cve" : "CVE-2026-20086",
    "release_date" : "2026-03-25T23:00:00.000+00:00",
    "title" : "CVE-2026-20086"
  }, {
    "cve" : "CVE-2026-20104",
    "product_status" : {
      "known_affected" : [ "T052163", "T052159", "T052158" ]
    },
    "release_date" : "2026-03-25T23:00:00.000+00:00",
    "title" : "CVE-2026-20104"
  }, {
    "cve" : "CVE-2026-20112",
    "product_status" : {
      "known_affected" : [ "T052160" ]
    },
    "release_date" : "2026-03-25T23:00:00.000+00:00",
    "title" : "CVE-2026-20112"
  }, {
    "cve" : "CVE-2026-20113",
    "product_status" : {
      "known_affected" : [ "T052160" ]
    },
    "release_date" : "2026-03-25T23:00:00.000+00:00",
    "title" : "CVE-2026-20113"
  }, {
    "cve" : "CVE-2026-20114",
    "product_status" : {
      "known_affected" : [ "T052154" ]
    },
    "release_date" : "2026-03-25T23:00:00.000+00:00",
    "title" : "CVE-2026-20114"
  }, {
    "cve" : "CVE-2026-20115",
    "product_status" : {
      "known_affected" : [ "T052154" ]
    },
    "release_date" : "2026-03-25T23:00:00.000+00:00",
    "title" : "CVE-2026-20115"
  }, {
    "cve" : "CVE-2026-20125",
    "release_date" : "2026-03-25T23:00:00.000+00:00",
    "title" : "CVE-2026-20125"
  }, {
    "cve" : "CVE-2026-20083",
    "release_date" : "2026-03-25T23:00:00.000+00:00",
    "title" : "CVE-2026-20083"
  }, {
    "cve" : "CVE-2026-20110",
    "release_date" : "2026-03-25T23:00:00.000+00:00",
    "title" : "CVE-2026-20110"
  } ]
}