{
  "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 f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
      },
      {
        "category": "description",
        "text": "libxml ist ein C Parser und Toolkit, welches f\u00fcr das Gnome Projekt entwickelt wurde.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein entfernter, authentisierter Angreifer kann eine Schwachstelle in libxml2 ausnutzen, um einen Denial of Service Angriff durchzuf\u00fchren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- UNIX\n- Linux",
        "title": "Betroffene Betriebssysteme"
      }
    ],
    "publisher": {
      "category": "other",
      "contact_details": "csaf-provider@cert-bund.de",
      "name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
      "namespace": "https://www.bsi.bund.de"
    },
    "references": [
      {
        "category": "self",
        "summary": "WID-SEC-W-2022-1051 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2021/wid-sec-w-2022-1051.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2022-1051 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-1051"
      },
      {
        "category": "external",
        "summary": "Security Update for Dell NetWorker",
        "url": "https://www.dell.com/support/kbdoc/de-de/000215498/dsa-2023-232-security-update-for-networker-libxml2-2-6-26"
      },
      {
        "category": "external",
        "summary": "Kyocera Firmwareneuheiten im Juni 2023 vom 2023-07-03",
        "url": "https://kyocommunity.kyocera.de/lexicon/index.php"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS-2023-1743 vom 2023-05-04",
        "url": "https://alas.aws.amazon.com/ALAS-2023-1743.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2048-1 vom 2023-04-26",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-April/014596.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:1917-1 vom 2021-06-09",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-June/008970.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Advisory CVE-2021-3541 vom 2021-06-09",
        "url": "https://access.redhat.com/security/cve/cve-2021-3541"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-4991-1 vom 2021-06-17",
        "url": "https://ubuntu.com/security/notices/USN-4991-1"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:2016-1 vom 2021-06-18",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-June/009047.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS-2021-1662 vom 2021-06-23",
        "url": "https://alas.aws.amazon.com/AL2/ALAS-2021-1662.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2021:2569 vom 2021-06-29",
        "url": "https://access.redhat.com/errata/RHSA-2021:2569"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2021-2569 vom 2021-07-03",
        "url": "http://linux.oracle.com/errata/ELSA-2021-2569.html"
      },
      {
        "category": "external",
        "summary": "Gentoo Linux Security Advisory GLSA-202107-05 vom 2021-07-06",
        "url": "https://security.gentoo.org/glsa/202107-05"
      },
      {
        "category": "external",
        "summary": "NetApp Security Advisory NTAP-20210805-0007 vom 2021-08-05",
        "url": "https://security.netapp.com/advisory/ntap-20210805-0007/"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2021:3016 vom 2021-08-06",
        "url": "https://access.redhat.com/errata/RHSA-2021:3016"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2021:3024 vom 2021-08-09",
        "url": "https://access.redhat.com/errata/RHSA-2021:3024"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2021:3119 vom 2021-08-10",
        "url": "https://access.redhat.com/errata/RHSA-2021:3119"
      },
      {
        "category": "external",
        "summary": "AVAYA Security Advisory ASA-2021-090 vom 2021-08-11",
        "url": "https://downloads.avaya.com/css/P8/documents/101077013"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2021:3229 vom 2021-08-20",
        "url": "https://access.redhat.com/errata/RHSA-2021:3229"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2021:3259 vom 2021-08-25",
        "url": "https://access.redhat.com/errata/RHSA-2021:3259"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2021:3361 vom 2021-08-31",
        "url": "https://access.redhat.com/errata/RHSA-2021:3361"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2021:3556 vom 2021-09-17",
        "url": "https://access.redhat.com/errata/RHSA-2021:3556"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2022:0056 vom 2022-03-10",
        "url": "https://access.redhat.com/errata/RHSA-2022:0056"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2022-0899 vom 2022-03-16",
        "url": "http://linux.oracle.com/errata/ELSA-2022-0899.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2022:1390 vom 2022-04-21",
        "url": "https://access.redhat.com/errata/RHSA-2022:1390"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2022:1389 vom 2022-04-21",
        "url": "https://access.redhat.com/errata/RHSA-2022:1389"
      },
      {
        "category": "external",
        "summary": "Splunk Security Advisory SVD-2022-0804 vom 2022-08-17",
        "url": "https://www.splunk.com/en_us/product-security/announcements/svd-2022-0804.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5172-1 vom 2022-09-10",
        "url": "https://community.sophos.com/utm-firewall/b/blog/posts/utm-up2date-9-712-released-1300703171"
      }
    ],
    "source_lang": "en-US",
    "title": "libxml2: Schwachstelle erm\u00f6glicht Denial of Service",
    "tracking": {
      "current_release_date": "2023-07-04T22:00:00.000+00:00",
      "generator": {
        "date": "2024-02-15T16:55:39.289+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2022-1051",
      "initial_release_date": "2021-06-09T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2021-06-09T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2021-06-17T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2021-06-20T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2021-06-23T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2021-06-29T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2021-07-04T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2021-07-05T22:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Gentoo aufgenommen"
        },
        {
          "date": "2021-08-05T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von NetApp und Red Hat aufgenommen"
        },
        {
          "date": "2021-08-08T22:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2021-08-10T22:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2021-08-12T22:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von AVAYA aufgenommen"
        },
        {
          "date": "2021-08-19T22:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2021-08-24T22:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2021-08-30T22:00:00.000+00:00",
          "number": "14",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2021-09-16T22:00:00.000+00:00",
          "number": "15",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2022-01-27T23:00:00.000+00:00",
          "number": "16",
          "summary": "Referenz(en) aufgenommen: FEDORA-2022-ECDF338EB1"
        },
        {
          "date": "2022-03-10T23:00:00.000+00:00",
          "number": "17",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2022-03-16T23:00:00.000+00:00",
          "number": "18",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2022-04-20T22:00:00.000+00:00",
          "number": "19",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2022-08-16T22:00:00.000+00:00",
          "number": "20",
          "summary": "Neue Updates von Splunk-SVD aufgenommen"
        },
        {
          "date": "2022-09-11T22:00:00.000+00:00",
          "number": "21",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-04-26T22:00:00.000+00:00",
          "number": "22",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-05-04T22:00:00.000+00:00",
          "number": "23",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2023-07-02T22:00:00.000+00:00",
          "number": "24",
          "summary": "Neue Updates aufgenommen"
        },
        {
          "date": "2023-07-04T22:00:00.000+00:00",
          "number": "25",
          "summary": "Neue Updates von Dell aufgenommen"
        }
      ],
      "status": "final",
      "version": "25"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Amazon Linux 2",
            "product": {
              "name": "Amazon Linux 2",
              "product_id": "398363",
              "product_identification_helper": {
                "cpe": "cpe:/o:amazon:linux_2:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Amazon"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Avaya Aura Experience Portal",
            "product": {
              "name": "Avaya Aura Experience Portal",
              "product_id": "T015519",
              "product_identification_helper": {
                "cpe": "cpe:/a:avaya:aura_experience_portal:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Avaya"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Dell NetWorker \u003c 19.9.0.1",
            "product": {
              "name": "Dell NetWorker \u003c 19.9.0.1",
              "product_id": "T028404",
              "product_identification_helper": {
                "cpe": "cpe:/a:dell:networker:19.9.0.1"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Dell"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Gentoo Linux",
            "product": {
              "name": "Gentoo Linux",
              "product_id": "T012167",
              "product_identification_helper": {
                "cpe": "cpe:/o:gentoo:linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Gentoo"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Kyocera Printer",
            "product": {
              "name": "Kyocera Printer",
              "product_id": "T015471",
              "product_identification_helper": {
                "cpe": "cpe:/h:kyocera:printer:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Kyocera"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "NetApp Data ONTAP",
            "product": {
              "name": "NetApp Data ONTAP",
              "product_id": "7654",
              "product_identification_helper": {
                "cpe": "cpe:/a:netapp:data_ontap:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "NetApp"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Open Source libxml2 \u003c 2.9.11",
            "product": {
              "name": "Open Source libxml2 \u003c 2.9.11",
              "product_id": "T019537",
              "product_identification_helper": {
                "cpe": "cpe:/a:xmlsoft:libxml2:2.9.11"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Open Source"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Oracle Linux",
            "product": {
              "name": "Oracle Linux",
              "product_id": "T004914",
              "product_identification_helper": {
                "cpe": "cpe:/o:oracle:linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Oracle"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Red Hat Enterprise Linux",
            "product": {
              "name": "Red Hat Enterprise Linux",
              "product_id": "67646",
              "product_identification_helper": {
                "cpe": "cpe:/o:redhat:enterprise_linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Red Hat"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "SUSE Linux",
            "product": {
              "name": "SUSE Linux",
              "product_id": "T002207",
              "product_identification_helper": {
                "cpe": "cpe:/o:suse:suse_linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "SUSE"
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "Splunk Splunk Enterprise \u003c 8.1.11",
                "product": {
                  "name": "Splunk Splunk Enterprise \u003c 8.1.11",
                  "product_id": "T024304",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:splunk:splunk:8.1.11"
                  }
                }
              },
              {
                "category": "product_name",
                "name": "Splunk Splunk Enterprise \u003c 8.2.7.1",
                "product": {
                  "name": "Splunk Splunk Enterprise \u003c 8.2.7.1",
                  "product_id": "T024305",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:splunk:splunk:8.2.7.1"
                  }
                }
              },
              {
                "category": "product_name",
                "name": "Splunk Splunk Enterprise \u003c 9.0.1",
                "product": {
                  "name": "Splunk Splunk Enterprise \u003c 9.0.1",
                  "product_id": "T024306",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:splunk:splunk:9.0.1"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Splunk Enterprise"
          }
        ],
        "category": "vendor",
        "name": "Splunk"
      },
      {
        "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-2021-3541",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle in libxml2 aufgrund einer m\u00f6glichen Umgehung aller vorhandenen Schutzmechanismen. Ein entfernter, authentifizierter Angreifer kann eine \"parameter entities expansion\" ausnutzen, um einen Denial-of-Service-Zustand auszul\u00f6sen."
        }
      ],
      "product_status": {
        "known_affected": [
          "T015471",
          "T015519",
          "T002207",
          "67646",
          "T000126",
          "7654",
          "T028404",
          "398363",
          "T012167",
          "T004914"
        ]
      },
      "release_date": "2021-06-09T22:00:00Z",
      "title": "CVE-2021-3541"
    }
  ]
}