wid-sec-w-2023-2018
Vulnerability from csaf_certbund
Published
2023-08-08 22:00
Modified
2023-11-28 23:00
Summary
Citrix Systems Hypervisor und XEN: 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
Citrix Hypervisor ist eine Plattform für Desktop-, Server- und Cloud-Virtualisierungsinfrastrukturen. Xen ist ein Virtueller-Maschinen-Monitor (VMM)
Angriff
Ein entfernter, authentisierter Angreifer kann eine Schwachstelle in Citrix Systems Hypervisor und XEN ausnutzen, um einen Denial of Service Angriff durchzuführen.
Betroffene Betriebssysteme
- Linux - Windows - Sonstiges


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": "Citrix Hypervisor ist eine Plattform f\u00fcr Desktop-, Server- und Cloud-Virtualisierungsinfrastrukturen.\r\nXen ist ein Virtueller-Maschinen-Monitor (VMM)",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein entfernter, authentisierter Angreifer kann eine Schwachstelle in Citrix Systems Hypervisor und XEN ausnutzen, um einen Denial of Service Angriff durchzuf\u00fchren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- 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-2023-2018 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-2018.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2023-2018 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-2018"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice LSN-0099-1 vom 2023-11-28",
        "url": "https://ubuntu.com/security/notices/LSN-0099-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6466-1 vom 2023-10-31",
        "url": "https://ubuntu.com/security/notices/USN-6466-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6444-2 vom 2023-10-24",
        "url": "https://ubuntu.com/security/notices/USN-6444-2"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6439-2 vom 2023-10-23",
        "url": "https://ubuntu.com/security/notices/USN-6439-2"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6440-2 vom 2023-10-20",
        "url": "https://ubuntu.com/security/notices/USN-6440-2"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6439-1 vom 2023-10-20",
        "url": "https://ubuntu.com/security/notices/USN-6439-1"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3964-1 vom 2023-10-04",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-October/016501.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3600-2 vom 2023-09-21",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016284.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3683-2 vom 2023-09-21",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016287.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3599-2 vom 2023-09-21",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016283.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3705-1 vom 2023-09-20",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016233.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3704-1 vom 2023-09-20",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016234.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3599-1 vom 2023-09-14",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016152.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3601-1 vom 2023-09-14",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016153.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3600-1 vom 2023-09-14",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016151.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS2KERNEL-5.15-2023-026 vom 2023-09-07",
        "url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.15-2023-026.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6343-1 vom 2023-09-06",
        "url": "https://ubuntu.com/security/notices/USN-6343-1"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALASKERNEL-5.4-2023-051 vom 2023-08-23",
        "url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.4-2023-051.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3392-1 vom 2023-08-23",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-August/015997.html"
      },
      {
        "category": "external",
        "summary": "Xen Security Advisory CVE-2023-34319 / XSA-432",
        "url": "https://xenbits.xen.org/xsa/advisory-432.html"
      },
      {
        "category": "external",
        "summary": "Citrix Hypervisor Security Bulletin vom 2023-08-08",
        "url": "https://support.citrix.com/article/CTX569353/citrix-hypervisor-security-bulletin-for-cve202320569-cve202334319-and-cve202240982"
      }
    ],
    "source_lang": "en-US",
    "title": "Citrix Systems Hypervisor und XEN: Schwachstelle erm\u00f6glicht Denial of Service",
    "tracking": {
      "current_release_date": "2023-11-28T23:00:00.000+00:00",
      "generator": {
        "date": "2024-02-15T17:39:56.994+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2023-2018",
      "initial_release_date": "2023-08-08T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2023-08-08T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2023-08-23T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von SUSE und Amazon aufgenommen"
        },
        {
          "date": "2023-09-06T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von Ubuntu und Amazon aufgenommen"
        },
        {
          "date": "2023-09-14T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-09-20T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-09-21T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-10-03T22:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-10-19T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-10-22T22:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-10-23T22:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-10-24T22:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-10-31T23:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-11-28T23:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        }
      ],
      "status": "final",
      "version": "13"
    }
  },
  "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": "Citrix Systems Hypervisor \u003c= 8.2",
            "product": {
              "name": "Citrix Systems Hypervisor \u003c= 8.2",
              "product_id": "T029180",
              "product_identification_helper": {
                "cpe": "cpe:/o:citrix:hypervisor:8.2"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Citrix Systems"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Open Source Xen \u003c xsa432-linux.patch",
            "product": {
              "name": "Open Source Xen \u003c xsa432-linux.patch",
              "product_id": "T029181",
              "product_identification_helper": {
                "cpe": "cpe:/o:xen:xen:xsa432-linux.patch"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Open Source"
      },
      {
        "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": "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-2023-34319",
      "notes": [
        {
          "category": "description",
          "text": "Es besteht eine Schwachstelle in Citrix Systems Hypervisor und XEN. Dieser Fehler besteht in CU1 LTSR, wodurch b\u00f6sartiger Code in einer Gast-VM ausgef\u00fchrt werden kann. Ein Angreifer kann diese Schwachstelle ausnutzen, um einen Denial-of-Service-Zustand zu verursachen."
        }
      ],
      "product_status": {
        "known_affected": [
          "T002207",
          "T000126",
          "398363"
        ],
        "last_affected": [
          "T029180"
        ]
      },
      "release_date": "2023-08-08T22:00:00Z",
      "title": "CVE-2023-34319"
    }
  ]
}


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