wid-sec-w-2023-1450
Vulnerability from csaf_certbund
Published
2023-06-13 22:00
Modified
2023-09-27 22:00
Summary
Red Hat Enterprise Linux (c-ares): Schwachstelle ermöglicht Denial of Service

Notes

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.
Produktbeschreibung
Red Hat Enterprise Linux (RHEL) ist eine populäre Linux-Distribution.
Angriff
Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Red Hat Enterprise Linux in c-ares ausnutzen, um einen Denial of Service Angriff durchzuführen.
Betroffene Betriebssysteme
- Linux


To clipboard 

{
  "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": "Red Hat Enterprise Linux (RHEL) ist eine popul\u00e4re Linux-Distribution.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Red Hat Enterprise Linux in c-ares ausnutzen, um einen Denial of Service Angriff durchzuf\u00fchren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- 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-2023-1450 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-1450.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2023-1450 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-1450"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALASECS-2023-007 vom 2023-09-27",
        "url": "https://alas.aws.amazon.com/AL2/ALASECS-2023-007.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6164-2 vom 2023-09-11",
        "url": "https://ubuntu.com/security/notices/USN-6164-2"
      },
      {
        "category": "external",
        "summary": "CentOS Security Advisory CESA-2023:3741 vom 2023-07-28",
        "url": "https://lists.centos.org/pipermail/centos-announce/2023-July/086398.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:4033 vom 2023-07-12",
        "url": "https://access.redhat.com/errata/RHSA-2023:4033"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:4039 vom 2023-07-12",
        "url": "https://access.redhat.com/errata/RHSA-2023:4039"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:4036 vom 2023-07-12",
        "url": "https://access.redhat.com/errata/RHSA-2023:4036"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:4035 vom 2023-07-12",
        "url": "https://access.redhat.com/errata/RHSA-2023:4035"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:4034 vom 2023-07-12",
        "url": "https://access.redhat.com/errata/RHSA-2023:4034"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS-2023-1770 vom 2023-07-04",
        "url": "https://alas.aws.amazon.com/ALAS-2023-1770.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:3943 vom 2023-06-29",
        "url": "https://access.redhat.com/errata/RHSA-2023:3943"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:3741 vom 2023-06-21",
        "url": "https://access.redhat.com/errata/RHSA-2023:3741"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2023-3741 vom 2023-06-22",
        "url": "http://linux.oracle.com/errata/ELSA-2023-3741.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2023-3577 vom 2023-06-22",
        "url": "http://linux.oracle.com/errata/ELSA-2023-3577.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:3677 vom 2023-06-20",
        "url": "https://access.redhat.com/errata/RHSA-2023:3677"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:3660 vom 2023-06-19",
        "url": "https://access.redhat.com/errata/RHSA-2023:3660"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:3662 vom 2023-06-19",
        "url": "https://access.redhat.com/errata/RHSA-2023:3662"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:3665 vom 2023-06-19",
        "url": "https://access.redhat.com/errata/RHSA-2023:3665"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:3586 vom 2023-06-15",
        "url": "https://access.redhat.com/errata/RHSA-2023:3586"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:3577 vom 2023-06-15",
        "url": "https://access.redhat.com/errata/RHSA-2023:3577"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:3584 vom 2023-06-14",
        "url": "https://access.redhat.com/errata/RHSA-2023:3584"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2023-3586 vom 2023-06-15",
        "url": "https://linux.oracle.com/errata/ELSA-2023-3586.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6164-1 vom 2023-06-14",
        "url": "https://ubuntu.com/security/notices/USN-6164-1"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2023-3584 vom 2023-06-15",
        "url": "https://linux.oracle.com/errata/ELSA-2023-3584.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:3583 vom 2023-06-14",
        "url": "https://access.redhat.com/errata/RHSA-2023:3583"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Errata repository",
        "url": "https://linux.oracle.com/errata/ELSA-2023-3559.html"
      },
      {
        "category": "external",
        "summary": "RedHat Security Advisory vom 2023-06-13",
        "url": "https://access.redhat.com/errata/RHSA-2023:3559"
      }
    ],
    "source_lang": "en-US",
    "title": "Red Hat Enterprise Linux (c-ares): Schwachstelle erm\u00f6glicht Denial of Service",
    "tracking": {
      "current_release_date": "2023-09-27T22:00:00.000+00:00",
      "generator": {
        "date": "2024-08-15T17:52:26.407+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.5"
        }
      },
      "id": "WID-SEC-W-2023-1450",
      "initial_release_date": "2023-06-13T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2023-06-13T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2023-06-14T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Red Hat, Oracle Linux und Ubuntu aufgenommen"
        },
        {
          "date": "2023-06-19T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2023-06-20T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2023-06-21T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Oracle Linux und Red Hat aufgenommen"
        },
        {
          "date": "2023-06-29T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2023-07-03T22:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2023-07-12T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2023-07-30T22:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von CentOS aufgenommen"
        },
        {
          "date": "2023-09-11T22:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-09-27T22:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von Amazon aufgenommen"
        }
      ],
      "status": "final",
      "version": "11"
    }
  },
  "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": "Open Source CentOS",
            "product": {
              "name": "Open Source CentOS",
              "product_id": "1727",
              "product_identification_helper": {
                "cpe": "cpe:/o:centos:centos:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Open Source"
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "Oracle Linux 9",
                "product": {
                  "name": "Oracle Linux 9",
                  "product_id": "1206551",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:oracle:linux:9"
                  }
                }
              },
              {
                "category": "product_name",
                "name": "Oracle Linux",
                "product": {
                  "name": "Oracle Linux",
                  "product_id": "T004914",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:oracle:linux:-"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Linux"
          }
        ],
        "category": "vendor",
        "name": "Oracle"
      },
      {
        "branches": [
          {
            "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": "product_name",
                "name": "Red Hat Enterprise Linux 9",
                "product": {
                  "name": "Red Hat Enterprise Linux 9",
                  "product_id": "T023632",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:redhat:enterprise_linux:9"
                  }
                }
              },
              {
                "category": "product_name",
                "name": "Red Hat Enterprise Linux Advanced Cluster Security for Kubernetes 4",
                "product": {
                  "name": "Red Hat Enterprise Linux Advanced Cluster Security for Kubernetes 4",
                  "product_id": "T027916",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:redhat:enterprise_linux:advanced_cluster_security_for_kubernetes_4"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Enterprise Linux"
          }
        ],
        "category": "vendor",
        "name": "Red Hat"
      },
      {
        "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-2023-32067",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle in Red Hat Enterprise Linux in der asynchronen Resolver-Bibliothek c-ares. Der Ziel Resolver interpretiert b\u00f6swillig gestaltete UDP Antwortpakete mit der L\u00e4nge von 0 f\u00e4lschlicherweise als ein \"graceful shutdown\". Ein entfernter, anonymer Angreifer kann diese Schwachstelle ausnutzen, um einen Denial of Service zu verursachen."
        }
      ],
      "product_status": {
        "known_affected": [
          "T027916",
          "T023632",
          "67646",
          "T000126",
          "398363",
          "1206551",
          "1727",
          "T004914"
        ]
      },
      "release_date": "2023-06-13T22:00:00.000+00:00",
      "title": "CVE-2023-32067"
    }
  ]
}


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