wid-sec-w-2023-1071
Vulnerability from csaf_certbund
Published
2023-04-24 22:00
Modified
2023-11-14 23:00
Summary
avahi: 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
Avahi ist die Implementierung einer Technik zur Vernetzung von Geräten in einem lokalen Netzwerk, ohne dass diese manuell konfiguriert werden müssen.
Angriff
Ein lokaler Angreifer kann eine Schwachstelle in avahi 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": "Avahi ist die Implementierung einer Technik zur Vernetzung von Ger\u00e4ten in einem lokalen Netzwerk, ohne dass diese manuell konfiguriert werden m\u00fcssen.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein lokaler Angreifer kann eine Schwachstelle in avahi 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-2023-1071 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-1071.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2023-1071 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-1071"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:7190 vom 2023-11-15",
        "url": "https://access.redhat.com/errata/RHSA-2023:7190"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:6707 vom 2023-11-07",
        "url": "https://access.redhat.com/errata/RHSA-2023:6707"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6129-2 vom 2023-07-25",
        "url": "https://ubuntu.com/security/notices/USN-6129-2"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS2-2023-2161 vom 2023-07-26",
        "url": "https://alas.aws.amazon.com/AL2/ALAS-2023-2161.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6129-1 vom 2023-06-01",
        "url": "https://ubuntu.com/security/notices/USN-6129-1"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DLA-3414 vom 2023-05-03",
        "url": "https://lists.debian.org/debian-lts-announce/2023/05/msg00004.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:1993-1 vom 2023-04-25",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-April/014577.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:1994-1 vom 2023-04-25",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-April/014576.html"
      },
      {
        "category": "external",
        "summary": "SuSE Announcement ID: SUSE-SU-2023:1956-1",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-April/014559.html"
      },
      {
        "category": "external",
        "summary": "RedHat Bugzilla vom 2023-04-24",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2185911"
      }
    ],
    "source_lang": "en-US",
    "title": "avahi: Schwachstelle erm\u00f6glicht Denial of Service",
    "tracking": {
      "current_release_date": "2023-11-14T23:00:00.000+00:00",
      "generator": {
        "date": "2024-08-15T17:49:57.846+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.5"
        }
      },
      "id": "WID-SEC-W-2023-1071",
      "initial_release_date": "2023-04-24T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2023-04-24T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2023-05-02T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2023-06-01T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-07-25T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Amazon und Ubuntu aufgenommen"
        },
        {
          "date": "2023-11-07T23:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2023-11-14T23:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Red Hat aufgenommen"
        }
      ],
      "status": "final",
      "version": "6"
    }
  },
  "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": "Open Source avahi",
            "product": {
              "name": "Open Source avahi",
              "product_id": "T017241",
              "product_identification_helper": {
                "cpe": "cpe:/a:avahi:avahi:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Open Source"
      },
      {
        "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": "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-2023-1981",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle in avahi. Aufgrund einer ungen\u00fcgenden \u00dcberpr\u00fcfung von Nutzereingaben, kann ein lokaler Angreifer \u00fcber einen speziell bearbeiteten DBUS-Aufruf an den Daemon einen Denial of Service verursachen."
        }
      ],
      "product_status": {
        "known_affected": [
          "2951",
          "T002207",
          "67646",
          "T000126",
          "398363",
          "T017241"
        ]
      },
      "release_date": "2023-04-24T22:00:00.000+00:00",
      "title": "CVE-2023-1981"
    }
  ]
}


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