{
  "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": "Expat ist ein XML Parser, der in der Programmiersprache-C geschrieben ist.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein entfernter, anonymer Angreifer kann eine Schwachstelle in expat ausnutzen, um einen nicht n\u00e4her spezifizierten Angriff durchzuf\u00fchren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- UNIX\n- Linux\n- Appliance",
        "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-2022-0498 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2022/wid-sec-w-2022-0498.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2022-0498 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-0498"
      },
      {
        "category": "external",
        "summary": "Tenable Security Advisory TNS-2023-19 vom 2023-05-10",
        "url": "https://www.tenable.com/security/tns-2023-19"
      },
      {
        "category": "external",
        "summary": "Juniper Security Bulletin vom 2023-04-13",
        "url": "https://supportportal.juniper.net/s/article/2023-04-Security-Bulletin-Junos-OS-Multiple-vulnerabilities-in-expat-resolved?language=en_US"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2022:4834 vom 2022-05-31",
        "url": "https://access.redhat.com/errata/RHSA-2022:4834"
      },
      {
        "category": "external",
        "summary": "NIST Vulnerability Database vom 2022-01-23",
        "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-23852"
      },
      {
        "category": "external",
        "summary": "NIST Vulnerability Database vom 2022-01-23",
        "url": "https://github.com/libexpat/libexpat/pull/550"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DLA-2904 vom 2022-01-30",
        "url": "https://lists.debian.org/debian-lts-announce/2022/01/msg00032.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:14884-1 vom 2022-02-09",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-February/010199.html"
      },
      {
        "category": "external",
        "summary": "AVAYA Security Advisory ASA-2022-067 vom 2022-05-16",
        "url": "https://downloads.avaya.com/css/P8/documents/101081824"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DSA-5073 vom 2022-02-12",
        "url": "https://lists.debian.org/debian-security-announce/2022/msg00040.html"
      },
      {
        "category": "external",
        "summary": "NetApp Security Advisory NTAP-20220217-0001 vom 2022-02-17",
        "url": "https://security.netapp.com/advisory/ntap-20220217-0001/"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS-2022-028 vom 2022-02-17",
        "url": "https://alas.aws.amazon.com/AL2022/ALAS-2022-028.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:0498-1 vom 2022-02-18",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-February/010268.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:0495-1 vom 2022-02-18",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-February/010253.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5288-1 vom 2022-02-21",
        "url": "https://ubuntu.com/security/notices/USN-5288-1"
      },
      {
        "category": "external",
        "summary": "Pulse Secure Security Advisory SA45038 vom 2022-02-22",
        "url": "https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/CVE-2022-23852-Expat-aka-libexpat-before-2-4-4-has-a-signed-integer-overflow-in-XML-GetBuffer-for-configurations-with-a-nonzero-XML-CONTEXT-BYTES"
      },
      {
        "category": "external",
        "summary": "OpenBSD 7.0 errata",
        "url": "https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/015_expat.patch.sig"
      },
      {
        "category": "external",
        "summary": "Tenable Security Advisory",
        "url": "https://www.tenable.com/security/tns-2022-11"
      },
      {
        "category": "external",
        "summary": "Tenable Security Advisory",
        "url": "https://www.tenable.com/security/tns-2022-12"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS-2022-1754 vom 2022-03-05",
        "url": "https://alas.aws.amazon.com/AL2/ALAS-2022-1754.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS-2022-1569 vom 2022-03-05",
        "url": "https://alas.aws.amazon.com/ALAS-2022-1569.html"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DLA-2935 vom 2022-03-07",
        "url": "https://lists.debian.org/debian-lts-announce/2022/03/msg00007.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2022:0951 vom 2022-03-16",
        "url": "https://access.redhat.com/errata/RHSA-2022:0951"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2022-0951 vom 2022-03-17",
        "url": "http://linux.oracle.com/errata/ELSA-2022-0951.html"
      },
      {
        "category": "external",
        "summary": "AVAYA Security Advisory ASA-2022-031 vom 2022-03-17",
        "url": "https://downloads.avaya.com/css/P8/documents/101080937"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2022-1069 vom 2022-03-28",
        "url": "http://linux.oracle.com/errata/ELSA-2022-1069.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2022:1069 vom 2022-03-28",
        "url": "https://access.redhat.com/errata/RHSA-2022:1069"
      },
      {
        "category": "external",
        "summary": "Meinberg Security Advisory MBGSA-2022.01 vom 2022-04-05",
        "url": "https://www.meinberg.de/german/news/meinberg-security-advisory-mbgsa-2022-01-meinberg-lantime-firmware-v7-04-015-und-v6-24-030.htm"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2022:1476 vom 2022-04-21",
        "url": "https://access.redhat.com/errata/RHSA-2022:1476"
      },
      {
        "category": "external",
        "summary": "HCL Article KB0097787 vom 2022-04-28",
        "url": "https://support.hcltechsw.com/csm?id=kb_article\u0026sysparm_article=KB0097787"
      },
      {
        "category": "external",
        "summary": "F5 Security Advisory K19473898 vom 2022-04-30",
        "url": "https://support.f5.com/csp/article/K19473898"
      },
      {
        "category": "external",
        "summary": "Unify Security Advisory Report",
        "url": "https://networks.unify.com/security/advisories/OBSO-2206-01.pdf"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2022:5483 vom 2022-07-01",
        "url": "https://access.redhat.com/errata/RHSA-2022:5483"
      },
      {
        "category": "external",
        "summary": "Autodesk Security Advisory ADSK-SA-2022-0017 vom 2022-08-02",
        "url": "https://www.autodesk.com/trust/security-advisories/adsk-sa-2022-0017"
      },
      {
        "category": "external",
        "summary": "Gentoo Linux Security Advisory GLSA-202209-24 vom 2022-09-29",
        "url": "https://security.gentoo.org/glsa/202209-24"
      },
      {
        "category": "external",
        "summary": "Juniper Security Bulletin",
        "url": "https://supportportal.juniper.net/s/article/2022-10-Security-Bulletin-Junos-Space-Multiple-vulnerabilities-resolved-in-22-2R1-release"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2022:7144 vom 2022-10-27",
        "url": "https://access.redhat.com/errata/RHSA-2022:7144"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2022:7143 vom 2022-10-27",
        "url": "https://access.redhat.com/errata/RHSA-2022:7143"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS-2022-232 vom 2022-12-09",
        "url": "https://alas.aws.amazon.com/AL2022/ALAS-2022-232.html"
      }
    ],
    "source_lang": "en-US",
    "title": "expat: Schwachstelle erm\u00f6glicht nicht spezifizierten Angriff",
    "tracking": {
      "current_release_date": "2023-05-09T22:00:00.000+00:00",
      "generator": {
        "date": "2024-08-15T17:29:29.711+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.5"
        }
      },
      "id": "WID-SEC-W-2022-0498",
      "initial_release_date": "2022-01-23T23:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2022-01-23T23:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2022-01-30T23:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2022-02-09T23:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-02-13T23:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2022-02-17T23:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von NetApp und Amazon aufgenommen"
        },
        {
          "date": "2022-02-20T23:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-02-21T23:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2022-02-22T23:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von Pulse Secure aufgenommen"
        },
        {
          "date": "2022-02-23T23:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates aufgenommen"
        },
        {
          "date": "2022-03-06T23:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2022-03-07T23:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2022-03-16T23:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2022-03-17T23:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2022-03-20T23:00:00.000+00:00",
          "number": "14",
          "summary": "Neue Updates von AVAYA aufgenommen"
        },
        {
          "date": "2022-03-28T22:00:00.000+00:00",
          "number": "15",
          "summary": "Neue Updates von Oracle Linux und Red Hat aufgenommen"
        },
        {
          "date": "2022-04-04T22:00:00.000+00:00",
          "number": "16",
          "summary": "Neue Updates von Meinberg aufgenommen"
        },
        {
          "date": "2022-04-21T22:00:00.000+00:00",
          "number": "17",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2022-04-27T22:00:00.000+00:00",
          "number": "18",
          "summary": "Neue Updates von HCL aufgenommen"
        },
        {
          "date": "2022-05-01T22:00:00.000+00:00",
          "number": "19",
          "summary": "Neue Informationen von F5 aufgenommen"
        },
        {
          "date": "2022-05-17T22:00:00.000+00:00",
          "number": "20",
          "summary": "Neue Updates von AVAYA aufgenommen"
        },
        {
          "date": "2022-05-26T22:00:00.000+00:00",
          "number": "21",
          "summary": "Neue Updates von Tenable aufgenommen"
        },
        {
          "date": "2022-05-31T22:00:00.000+00:00",
          "number": "22",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2022-06-28T22:00:00.000+00:00",
          "number": "23",
          "summary": "Neue Updates von Unify aufgenommen"
        },
        {
          "date": "2022-07-03T22:00:00.000+00:00",
          "number": "24",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2022-08-01T22:00:00.000+00:00",
          "number": "25",
          "summary": "Neue Updates von Autodesk aufgenommen"
        },
        {
          "date": "2022-09-29T22:00:00.000+00:00",
          "number": "26",
          "summary": "Neue Updates von Gentoo aufgenommen"
        },
        {
          "date": "2022-10-12T22:00:00.000+00:00",
          "number": "27",
          "summary": "Neue Updates aufgenommen"
        },
        {
          "date": "2022-10-26T22:00:00.000+00:00",
          "number": "28",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2022-12-11T23:00:00.000+00:00",
          "number": "29",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2023-04-12T22:00:00.000+00:00",
          "number": "30",
          "summary": "Neue Updates von Juniper aufgenommen"
        },
        {
          "date": "2023-05-09T22:00:00.000+00:00",
          "number": "31",
          "summary": "Neue Updates von Tenable aufgenommen"
        }
      ],
      "status": "final",
      "version": "31"
    }
  },
  "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:-"
              }
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        ],
        "category": "vendor",
        "name": "Amazon"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Autodesk AutoCAD",
            "product": {
              "name": "Autodesk AutoCAD",
              "product_id": "950",
              "product_identification_helper": {
                "cpe": "cpe:/a:autodesk:autocad:-"
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            }
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        ],
        "category": "vendor",
        "name": "Autodesk"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Avaya Aura Application Enablement Services",
            "product": {
              "name": "Avaya Aura Application Enablement Services",
              "product_id": "T015516",
              "product_identification_helper": {
                "cpe": "cpe:/a:avaya:aura_application_enablement_services:-"
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            "product": {
              "name": "Avaya Aura Communication Manager",
              "product_id": "T015126",
              "product_identification_helper": {
                "cpe": "cpe:/a:avaya:communication_manager:-"
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            "name": "Avaya Aura Device Services",
            "product": {
              "name": "Avaya Aura Device Services",
              "product_id": "T015517",
              "product_identification_helper": {
                "cpe": "cpe:/a:avaya:aura_device_services:-"
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              "name": "Avaya Aura Experience Portal",
              "product_id": "T015519",
              "product_identification_helper": {
                "cpe": "cpe:/a:avaya:aura_experience_portal:-"
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            "name": "Avaya Aura Session Manager",
            "product": {
              "name": "Avaya Aura Session Manager",
              "product_id": "T015127",
              "product_identification_helper": {
                "cpe": "cpe:/a:avaya:session_manager:-"
              }
            }
          },
          {
            "category": "product_name",
            "name": "Avaya Aura System Manager",
            "product": {
              "name": "Avaya Aura System Manager",
              "product_id": "T015518",
              "product_identification_helper": {
                "cpe": "cpe:/a:avaya:aura_system_manager:-"
              }
            }
          },
          {
            "category": "product_name",
            "name": "Avaya Breeze Platform",
            "product": {
              "name": "Avaya Breeze Platform",
              "product_id": "T015823",
              "product_identification_helper": {
                "cpe": "cpe:/a:avaya:breeze_platform:-"
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            }
          },
          {
            "category": "product_name",
            "name": "Avaya CMS",
            "product": {
              "name": "Avaya CMS",
              "product_id": "997",
              "product_identification_helper": {
                "cpe": "cpe:/a:avaya:call_management_system_server:-"
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            }
          },
          {
            "category": "product_name",
            "name": "Avaya Session Border Controller",
            "product": {
              "name": "Avaya Session Border Controller",
              "product_id": "T015520",
              "product_identification_helper": {
                "cpe": "cpe:/h:avaya:session_border_controller:-"
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            }
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        "category": "vendor",
        "name": "Avaya"
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      {
        "branches": [
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            "category": "product_name",
            "name": "Debian Linux",
            "product": {
              "name": "Debian Linux",
              "product_id": "2951",
              "product_identification_helper": {
                "cpe": "cpe:/o:debian:debian_linux:-"
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        "category": "vendor",
        "name": "Debian"
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        "branches": [
          {
            "category": "product_name",
            "name": "F5 BIG-IP",
            "product": {
              "name": "F5 BIG-IP",
              "product_id": "T001663",
              "product_identification_helper": {
                "cpe": "cpe:/a:f5:big-ip:-"
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            }
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        "category": "vendor",
        "name": "F5"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Gentoo Linux",
            "product": {
              "name": "Gentoo Linux",
              "product_id": "T012167",
              "product_identification_helper": {
                "cpe": "cpe:/o:gentoo:linux:-"
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        ],
        "category": "vendor",
        "name": "Gentoo"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "HCL Commerce",
            "product": {
              "name": "HCL Commerce",
              "product_id": "T019294",
              "product_identification_helper": {
                "cpe": "cpe:/a:hcltechsw:commerce:-"
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            }
          }
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        "category": "vendor",
        "name": "HCL"
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "Juniper JUNOS \u003c 19.1R3-S10",
                "product": {
                  "name": "Juniper JUNOS \u003c 19.1R3-S10",
                  "product_id": "T027236",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:juniper:junos:19.1r3-s10"
                  }
                }
              },
              {
                "category": "product_name",
                "name": "Juniper JUNOS \u003c 19.4R3-S10",
                "product": {
                  "name": "Juniper JUNOS \u003c 19.4R3-S10",
                  "product_id": "T027237",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:juniper:junos:19.4r3-s10"
                  }
                }
              },
              {
                "category": "product_name",
                "name": "Juniper JUNOS \u003c 20.2R3-S6",
                "product": {
                  "name": "Juniper JUNOS \u003c 20.2R3-S6",
                  "product_id": "T027238",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:juniper:junos:20.2r3-s6"
                  }
                }
              },
              {
                "category": "product_name",
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                "product": {
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                "category": "product_name",
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                "product": {
                  "name": "Juniper JUNOS \u003c 21.3R3-S3",
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                "product": {
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                }
              },
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                "product": {
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                "product": {
                  "name": "Juniper JUNOS \u003c 22.1R2-S2",
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              },
              {
                "category": "product_name",
                "name": "Juniper JUNOS \u003c 22.2R2-S1",
                "product": {
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                  "product_id": "T027248",
                  "product_identification_helper": {
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                }
              }
            ],
            "category": "product_name",
            "name": "JUNOS"
          },
          {
            "category": "product_name",
            "name": "Juniper Junos Space \u003c 22.2R1",
            "product": {
              "name": "Juniper Junos Space \u003c 22.2R1",
              "product_id": "T003343",
              "product_identification_helper": {
                "cpe": "cpe:/a:juniper:junos_space:-"
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            }
          }
        ],
        "category": "vendor",
        "name": "Juniper"
      },
      {
        "branches": [
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            "branches": [
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                "category": "product_name",
                "name": "Meinberg LANTIME \u003c V7.04.015",
                "product": {
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              },
              {
                "category": "product_name",
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        ],
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        "name": "Meinberg"
      },
      {
        "branches": [
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            "category": "product_name",
            "name": "Open Source expat \u003c 2.4.4",
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              "name": "Open Source expat \u003c 2.4.4",
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        ],
        "category": "vendor",
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      },
      {
        "branches": [
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            "category": "product_name",
            "name": "Oracle Linux",
            "product": {
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        "name": "Oracle"
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      {
        "branches": [
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            "category": "product_name",
            "name": "Pulse Secure Pulse Connect Secure \u003c 9.1R15",
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        ],
        "category": "vendor",
        "name": "Pulse Secure"
      },
      {
        "branches": [
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            "name": "Red Hat Enterprise Linux",
            "product": {
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      {
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        ],
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        "name": "SUSE"
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      {
        "branches": [
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            "name": "Tenable Security Nessus",
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            }
          },
          {
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        ],
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            }
          }
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    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2022-23852",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle in expat. Dabei handelt es sich um eine Puffer\u00fcberlauf Schwachstelle in der XML_GetBuffer Funktion. Ein Angreifer kann diese Schwachstelle ausnutzen, um nicht n\u00e4her spezifizierte Auswirkungen zu verursachen. Zur erfolgreichen Ausnutzung ist eine Benutzeraktion erforderlich."
        }
      ],
      "product_status": {
        "known_affected": [
          "T003343",
          "67646",
          "T015823",
          "T019294",
          "T015127",
          "T015126",
          "T004914",
          "T015520",
          "T016399",
          "950",
          "997",
          "T027238",
          "T001663",
          "T027239",
          "398363",
          "T027236",
          "T027237",
          "T027241",
          "T027242",
          "T015519",
          "T015518",
          "T027240",
          "T015517",
          "T015516",
          "T012167",
          "T018014",
          "2951",
          "T002207",
          "T000126",
          "T027247",
          "T027665",
          "T027248",
          "T027245",
          "T027246",
          "T027243",
          "T027244"
        ]
      },
      "release_date": "2022-01-23T23:00:00.000+00:00",
      "title": "CVE-2022-23852"
    }
  ]
}