wid-sec-w-2023-1924
Vulnerability from csaf_certbund
Published
2023-07-31 22:00
Modified
2024-01-14 23:00
Summary
Red Hat Enterprise Linux: 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 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 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-2023-1924 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-1924.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2023-1924 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-1924"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory - RHSA-2023:4326  vom 2023-07-31",
        "url": "https://access.redhat.com/errata/RHSA-2023:4326"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:4415 vom 2023-08-01",
        "url": "https://access.redhat.com/errata/RHSA-2023:4415"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:4414 vom 2023-08-01",
        "url": "https://access.redhat.com/errata/RHSA-2023:4414"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:4416 vom 2023-08-01",
        "url": "https://access.redhat.com/errata/RHSA-2023:4416"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:4432 vom 2023-08-02",
        "url": "https://access.redhat.com/errata/RHSA-2023:4432"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:4431 vom 2023-08-02",
        "url": "https://access.redhat.com/errata/RHSA-2023:4431"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:4570 vom 2023-08-08",
        "url": "https://access.redhat.com/errata/RHSA-2023:4570"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:4571 vom 2023-08-08",
        "url": "https://access.redhat.com/errata/RHSA-2023:4571"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2023-4326 vom 2023-08-10",
        "url": "https://oss.oracle.com/pipermail/el-errata/2023-August/014405.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2023-4570 vom 2023-08-11",
        "url": "https://linux.oracle.com/errata/ELSA-2023-4570.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2023-4571 vom 2023-08-10",
        "url": "https://linux.oracle.com/errata/ELSA-2023-4571.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6431-1 vom 2023-10-16",
        "url": "https://ubuntu.com/security/notices/USN-6431-1"
      },
      {
        "category": "external",
        "summary": "CentOS Security Advisory CESA-2023:4326 vom 2024-01-12",
        "url": "https://lists.centos.org/pipermail/centos-announce/2024-January/099206.html"
      }
    ],
    "source_lang": "en-US",
    "title": "Red Hat Enterprise Linux: Schwachstelle erm\u00f6glicht Denial of Service",
    "tracking": {
      "current_release_date": "2024-01-14T23:00:00.000+00:00",
      "generator": {
        "date": "2024-02-15T17:38:45.913+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2023-1924",
      "initial_release_date": "2023-07-31T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2023-07-31T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2023-08-01T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2023-08-02T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2023-08-08T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2023-08-10T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2023-10-16T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-01-14T23:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von CentOS aufgenommen"
        }
      ],
      "status": "final",
      "version": "7"
    }
  },
  "product_tree": {
    "branches": [
      {
        "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": [
          {
            "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": [
          {
            "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 \u003c iperf 3.14",
                "product": {
                  "name": "Red Hat Enterprise Linux \u003c iperf 3.14",
                  "product_id": "T028973",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:redhat:enterprise_linux:iperf_3.14"
                  }
                }
              }
            ],
            "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-2023-38403",
      "notes": [
        {
          "category": "description",
          "text": "Es besteht eine Schwachstelle in Red Hat Enterprise Linux. Dieser Fehler besteht, weil iperf3 dynamisch Speicherpuffer f\u00fcr JSON-formatierte Nachrichten zuweist, was einen Integer-\u00dcberlauf ausl\u00f6sen kann. Ein entfernter Angreifer kann diese Schwachstelle ausnutzen, um einen Denial-of-Service-Zustand zu verursachen."
        }
      ],
      "product_status": {
        "known_affected": [
          "67646",
          "T000126",
          "1727",
          "T004914"
        ]
      },
      "release_date": "2023-07-31T22:00:00Z",
      "title": "CVE-2023-38403"
    }
  ]
}


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