{
  "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.",
      "title" : "Produktbeschreibung"
    }, {
      "category" : "summary",
      "text" : "Ein Angreifer kann mehrere Schwachstellen in Cisco IOS XR ausnutzen, um seine Privilegien zu erhöhen, um beliebigen Code mit root-rechten auszuführen, und um einen Denial of Service Angriff durchzuführen.",
      "title" : "Angriff"
    }, {
      "category" : "general",
      "text" : "- Sonstiges",
      "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-2026-0706 - CSAF Version",
      "url" : "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0706.json"
    }, {
      "category" : "self",
      "summary" : "WID-SEC-2026-0706 - Portal Version",
      "url" : "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0706"
    }, {
      "category" : "external",
      "summary" : "Cisco Security Advisory vom 2026-03-11",
      "url" : "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxr-privesc-bF8D5U4W"
    }, {
      "category" : "external",
      "summary" : "Cisco Security Advisory vom 2026-03-11",
      "url" : "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-isis-dos-kDMxpSzK"
    }, {
      "category" : "external",
      "summary" : "Cisco Security Advisory vom 2026-03-11",
      "url" : "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-xrncs-epni-int-dos-TWMffUsN"
    } ],
    "source_lang" : "en-US",
    "title" : "Cisco IOS XR: Mehrere Schwachstellen",
    "tracking" : {
      "current_release_date" : "2026-03-11T23:00:00.000+00:00",
      "generator" : {
        "date" : "2026-03-12T11:36:43.763+00:00",
        "engine" : {
          "name" : "BSI-WID",
          "version" : "1.5.0"
        }
      },
      "id" : "WID-SEC-W-2026-0706",
      "initial_release_date" : "2026-03-11T23:00:00.000+00:00",
      "revision_history" : [ {
        "date" : "2026-03-11T23:00:00.000+00:00",
        "number" : "1",
        "summary" : "Initiale Fassung"
      } ],
      "status" : "final",
      "version" : "1"
    }
  },
  "product_tree" : {
    "branches" : [ {
      "branches" : [ {
        "branches" : [ {
          "category" : "product_name",
          "name" : "Cisco IOS XR",
          "product" : {
            "name" : "Cisco IOS XR",
            "product_id" : "T051638",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:cisco:ios_xr:-"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<25.2.21",
          "product" : {
            "name" : "Cisco IOS XR <25.2.21",
            "product_id" : "T051681"
          }
        }, {
          "category" : "product_version",
          "name" : "25.2.21",
          "product" : {
            "name" : "Cisco IOS XR 25.2.21",
            "product_id" : "T051681-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:cisco:ios_xr:25.2.21"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<25.4.2",
          "product" : {
            "name" : "Cisco IOS XR <25.4.2",
            "product_id" : "T051682"
          }
        }, {
          "category" : "product_version",
          "name" : "25.4.2",
          "product" : {
            "name" : "Cisco IOS XR 25.4.2",
            "product_id" : "T051682-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:cisco:ios_xr:25.4.2"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<25.2.2",
          "product" : {
            "name" : "Cisco IOS XR <25.2.2",
            "product_id" : "T051683"
          }
        }, {
          "category" : "product_version",
          "name" : "25.2.2",
          "product" : {
            "name" : "Cisco IOS XR 25.2.2",
            "product_id" : "T051683-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:cisco:ios_xr:25.2.2"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<25.3.1",
          "product" : {
            "name" : "Cisco IOS XR <25.3.1",
            "product_id" : "T051684"
          }
        }, {
          "category" : "product_version",
          "name" : "25.3.1",
          "product" : {
            "name" : "Cisco IOS XR 25.3.1",
            "product_id" : "T051684-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:cisco:ios_xr:25.3.1"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "IOS XR"
      } ],
      "category" : "vendor",
      "name" : "Cisco"
    } ]
  },
  "vulnerabilities" : [ {
    "cve" : "CVE-2026-20046",
    "product_status" : {
      "known_affected" : [ "T051683" ]
    },
    "release_date" : "2026-03-11T23:00:00.000+00:00",
    "title" : "CVE-2026-20046"
  }, {
    "cve" : "CVE-2026-20074",
    "product_status" : {
      "known_affected" : [ "T051684", "T051683" ]
    },
    "release_date" : "2026-03-11T23:00:00.000+00:00",
    "title" : "CVE-2026-20074"
  }, {
    "cve" : "CVE-2026-20118",
    "product_status" : {
      "known_affected" : [ "T051638" ]
    },
    "release_date" : "2026-03-11T23:00:00.000+00:00",
    "title" : "CVE-2026-20118"
  }, {
    "cve" : "CVE-2026-20040",
    "product_status" : {
      "known_affected" : [ "T051681", "T051638", "T051684", "T051682", "T051683" ]
    },
    "release_date" : "2026-03-11T23:00:00.000+00:00",
    "title" : "CVE-2026-20040"
  } ]
}