{
  "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": "Internet Systems Consortium (ISC) DHCP ist eine weit verbreitete Client- und Server-Implementierung des Dynamic Host Configuration Protokolls (DHCP) unter Unix. Sie erm\u00f6glicht die automatische Verteilung von IP-Informationen, wie z. B. IP-Adresse, Netzwerkmaske, Defaultgateway vom Server zu Clients.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Internet Systems Consortium DHCP ausnutzen, um einen Denial of Service Angriff durchzuf\u00fchren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- UNIX\n- Linux\n- Windows\n- Sonstiges",
        "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-2022-1634 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2022/wid-sec-w-2022-1634.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2022-1634 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-1634"
      },
      {
        "category": "external",
        "summary": "Dell Security Advisory DSA-2023-069 vom 2023-07-21",
        "url": "https://www.dell.com/support/kbdoc/de-de/000210964/dsa-2023-069-dell-networker-vproxy-security-update-for-multiple-vulnerabilities-detected-on-vproxy-4-3-0-38"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2023-3000 vom 2023-05-24",
        "url": "https://linux.oracle.com/errata/ELSA-2023-3000.html"
      },
      {
        "category": "external",
        "summary": "Gentoo Linux Security Advisory GLSA-202305-22 vom 2023-05-21",
        "url": "https://security.gentoo.org/glsa/202305-22"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:3000 vom 2023-05-16",
        "url": "https://access.redhat.com/errata/RHSA-2023:3000"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:2502 vom 2023-05-09",
        "url": "https://access.redhat.com/errata/RHSA-2023:2502"
      },
      {
        "category": "external",
        "summary": "Sophos UTM Up2date 9.715 vom 2023-03-13",
        "url": "https://community.sophos.com/utm-firewall/b/blog/posts/utm-up2date-9-715-released"
      },
      {
        "category": "external",
        "summary": "ISC Security Advisory vom 2022-10-05",
        "url": "https://kb.isc.org/docs/cve-2022-2928"
      },
      {
        "category": "external",
        "summary": "ISC Security Advisory vom 2022-10-05",
        "url": "https://kb.isc.org/docs/cve-2022-2929"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DSA-5251 vom 2022-10-06",
        "url": "https://lists.debian.org/debian-security-announce/2022/msg00220.html"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-2022-9CA9A94E28 vom 2022-10-11",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2022-9ca9a94e28"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DLA-3146 vom 2022-10-11",
        "url": "https://lists.debian.org/debian-lts-announce/2022/10/msg00015.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5658-2 vom 2022-11-07",
        "url": "https://ubuntu.com/security/notices/USN-5658-2"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS-2022-1874 vom 2022-11-09",
        "url": "https://alas.aws.amazon.com/AL2/ALAS-2022-1874.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:3992-1 vom 2022-11-15",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-November/012927.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:3991-1 vom 2022-11-15",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-November/012925.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5658-3 vom 2022-11-21",
        "url": "https://www.cybersecurity-help.cz/vdb/SB2022112119"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5658-3 vom 2022-11-21",
        "url": "https://ubuntu.com/security/notices/USN-5658-3"
      }
    ],
    "source_lang": "en-US",
    "title": "Internet Systems Consortium DHCP: Mehrere Schwachstellen erm\u00f6glichen Denial of Service",
    "tracking": {
      "current_release_date": "2023-07-23T22:00:00.000+00:00",
      "generator": {
        "date": "2024-08-15T17:36:07.274+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.5"
        }
      },
      "id": "WID-SEC-W-2022-1634",
      "initial_release_date": "2022-10-05T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2022-10-05T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2022-10-06T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2022-10-10T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von Fedora aufgenommen"
        },
        {
          "date": "2022-10-11T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2022-10-12T22:00:00.000+00:00",
          "number": "5",
          "summary": "Referenz(en) aufgenommen: FEDORA-2022-F5A45757DF, FEDORA-2022-C4F274A54F"
        },
        {
          "date": "2022-11-07T23:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2022-11-09T23:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2022-11-15T23:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-11-21T23:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-03-13T23:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates aufgenommen"
        },
        {
          "date": "2023-05-09T22:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2023-05-16T22:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2023-05-21T22:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von Gentoo aufgenommen"
        },
        {
          "date": "2023-05-23T22:00:00.000+00:00",
          "number": "14",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2023-07-23T22:00:00.000+00:00",
          "number": "15",
          "summary": "Neue Updates von Dell aufgenommen"
        }
      ],
      "status": "final",
      "version": "15"
    }
  },
  "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": "Debian Linux",
            "product": {
              "name": "Debian Linux",
              "product_id": "2951",
              "product_identification_helper": {
                "cpe": "cpe:/o:debian:debian_linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Debian"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Dell NetWorker vProxy \u003c 4.3.0-40",
            "product": {
              "name": "Dell NetWorker vProxy \u003c 4.3.0-40",
              "product_id": "T028847",
              "product_identification_helper": {
                "cpe": "cpe:/a:dell:networker:vproxy__4.3.0-40"
              }
            }
          }
        ],
        "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": "Infoblox NIOS \u003c 8.6.3",
            "product": {
              "name": "Infoblox NIOS \u003c 8.6.3",
              "product_id": "T024812",
              "product_identification_helper": {
                "cpe": "cpe:/o:infoblox:nios:8.6.3"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Infoblox"
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "Internet Systems Consortium DHCP \u003c 4.4.3-P1",
                "product": {
                  "name": "Internet Systems Consortium DHCP \u003c 4.4.3-P1",
                  "product_id": "T024809",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:isc:dhcp:4.4.3-p1"
                  }
                }
              },
              {
                "category": "product_name",
                "name": "Internet Systems Consortium DHCP \u003c 4.1-ESV-R16-P2",
                "product": {
                  "name": "Internet Systems Consortium DHCP \u003c 4.1-ESV-R16-P2",
                  "product_id": "T024810",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:isc:dhcp:4.1-esv-r16-p2"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "DHCP"
          }
        ],
        "category": "vendor",
        "name": "Internet Systems Consortium"
      },
      {
        "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": [
          {
            "category": "product_name",
            "name": "Sophos Unified Threat Management (UTM) Software 9.7 MR15",
            "product": {
              "name": "Sophos Unified Threat Management (UTM) Software 9.7 MR15",
              "product_id": "T026721",
              "product_identification_helper": {
                "cpe": "cpe:/a:sophos:unified_threat_management_software:9.7_mr15"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Sophos"
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "Ubuntu Linux",
                "product": {
                  "name": "Ubuntu Linux",
                  "product_id": "T000126",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:canonical:ubuntu_linux:-"
                  }
                }
              },
              {
                "category": "product_name",
                "name": "Ubuntu Linux",
                "product": {
                  "name": "Ubuntu Linux",
                  "product_id": "T016400",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:canonical:ubuntu_linux:-"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Linux"
          }
        ],
        "category": "vendor",
        "name": "Ubuntu"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2022-2928",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle in Internet Systems Consortium DHCP. Diese besteht aufgrund einer unsachgem\u00e4\u00dfen Behandlung von Lease-Anfragen durch den DHCP-Server. Ein Angreifer aus dem angrenzenden Netzwerk kann diese Schwachstelle ausnutzen, um einen Denial of Service zu verursachen."
        }
      ],
      "product_status": {
        "known_affected": [
          "2951",
          "T002207",
          "67646",
          "T000126",
          "T028847",
          "T026721",
          "398363",
          "T012167",
          "T004914",
          "T016400"
        ]
      },
      "release_date": "2022-10-05T22:00:00.000+00:00",
      "title": "CVE-2022-2928"
    },
    {
      "cve": "CVE-2022-2929",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle in Internet Systems Consortium DHCP. Bei der Verarbeitung von DHCP-Paketen mit DNS-Bezeichnungen kommt es in der qdn_universe_decode() Funktion unter bestimmten Umst\u00e4nden zu einem Speicherfehler. Ein Angreifer aus dem Angrenzenden Netzwerk kann diese Schwachstelle ausnutzen, um einen Denial of Service zu verursachen."
        }
      ],
      "product_status": {
        "known_affected": [
          "2951",
          "T002207",
          "67646",
          "T000126",
          "T028847",
          "T026721",
          "398363",
          "T012167",
          "T004914",
          "T016400"
        ]
      },
      "release_date": "2022-10-05T22:00:00.000+00:00",
      "title": "CVE-2022-2929"
    }
  ]
}