csaf_certbund - wid-sec-w-2023-0668

wid-sec-w-2023-0668

Vulnerability from csaf_certbund

Published

2023-03-15 23:00

Modified

2024-04-24 22:00

Summary

dnsmasq: Schwachstelle ermöglicht nicht spezifizierten Angriff

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

Dnsmasq ist ein leichtgewichtiger DNS- und DHCP Server.

Angriff

Ein entfernter, anonymer Angreifer kann eine Schwachstelle in dnsmasq ausnutzen, um einen nicht näher spezifizierten Angriff durchzuführen.

Betroffene Betriebssysteme

- Linux - UNIX - Windows

JSON

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{
  "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": "Dnsmasq ist ein leichtgewichtiger DNS- und DHCP Server.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein entfernter, anonymer Angreifer kann eine Schwachstelle in dnsmasq ausnutzen, um einen nicht n\u00e4her spezifizierten Angriff durchzuf\u00fchren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Linux\n- UNIX\n- Windows",
        "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-2023-0668 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-0668.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2023-0668 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-0668"
      },
      {
        "category": "external",
        "summary": "Github Security Advisory GHSA-VGRX-VHJF-P7WV vom 2023-03-15",
        "url": "https://github.com/advisories/GHSA-vgrx-vhjf-p7wv"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6657-1 vom 2024-02-26",
        "url": "https://ubuntu.com/security/notices/USN-6657-1"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-2023-EECA11A4DF vom 2023-04-03",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2023-eeca11a4df"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-2023-828BF01834 vom 2023-04-03",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2023-828bf01834"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:1930-1 vom 2023-04-20",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-April/014536.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2123-1 vom 2023-05-08",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-May/014781.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS2-2023-2069 vom 2023-06-08",
        "url": "https://alas.aws.amazon.com/AL2/ALAS-2023-2069.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS-2023-1758 vom 2023-06-09",
        "url": "https://alas.aws.amazon.com/ALAS-2023-1758.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALASDNSMASQ-2023-001 vom 2024-02-06",
        "url": "https://alas.aws.amazon.com/AL2/ALASDNSMASQ-2023-001.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:6524 vom 2023-11-07",
        "url": "https://access.redhat.com/errata/RHSA-2023:6524"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:7046 vom 2023-11-15",
        "url": "https://access.redhat.com/errata/RHSA-2023:7046"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2024-1335 vom 2024-03-16",
        "url": "http://linux.oracle.com/errata/ELSA-2024-1335.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:1545 vom 2024-03-27",
        "url": "https://access.redhat.com/errata/RHSA-2024:1545"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:1544 vom 2024-03-27",
        "url": "https://access.redhat.com/errata/RHSA-2024:1544"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6657-2 vom 2024-04-24",
        "url": "https://ubuntu.com/security/notices/USN-6657-2"
      }
    ],
    "source_lang": "en-US",
    "title": "dnsmasq: Schwachstelle erm\u00f6glicht nicht spezifizierten Angriff",
    "tracking": {
      "current_release_date": "2024-04-24T22:00:00.000+00:00",
      "generator": {
        "date": "2024-04-25T08:34:01.375+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2023-0668",
      "initial_release_date": "2023-03-15T23:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2023-03-15T23:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2023-04-03T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Fedora aufgenommen"
        },
        {
          "date": "2023-04-20T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-05-08T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-06-08T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2023-11-07T23:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2023-11-14T23:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2024-02-05T23:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2024-02-26T23:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-03-17T23:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2024-03-27T23:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2024-04-24T22:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        }
      ],
      "status": "final",
      "version": "12"
    }
  },
  "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": "Fedora Linux",
            "product": {
              "name": "Fedora Linux",
              "product_id": "74185",
              "product_identification_helper": {
                "cpe": "cpe:/o:fedoraproject:fedora:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Fedora"
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c2.90",
                "product": {
                  "name": "Open Source dnsmasq \u003c2.90",
                  "product_id": "T015464",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:dnsmasq:dnsmasq:2.90"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "dnsmasq"
          }
        ],
        "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": [
          {
            "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-2023-28450",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle in dnsmasq. Die maximale Paketgr\u00f6\u00dfe war zu hoch angesetzt und entspricht nicht den Vorgaben. Ein Angreifer kann diese Schwachstelle ausnutzen, um nicht n\u00e4her spezifizierte Auswirkungen zu verursachen."
        }
      ],
      "product_status": {
        "known_affected": [
          "T002207",
          "67646",
          "T000126",
          "398363",
          "T004914",
          "74185"
        ]
      },
      "release_date": "2023-03-15T23:00:00Z",
      "title": "CVE-2023-28450"
    }
  ]
}

cve-2023-28450

Vulnerability from cvelistv5

Published

2023-03-15 00:00

Modified

2024-08-02 12:38

Severity ?

Summary

An issue was discovered in Dnsmasq before 2.90. The default maximum EDNS.0 UDP packet size was set to 4096 but should be 1232 because of DNS Flag Day 2020.

References

▼	URL	Tags
	https://thekelleys.org.uk/dnsmasq/doc.html
	https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=eb92fb32b746f2104b0f370b5b295bb8dd4bd5e5
	https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=blob%3Bf=CHANGELOG
	https://capec.mitre.org/data/definitions/495.html
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OU2ZT4ITSEOOR2CFBAHK4Z67KXJIEWQA/	vendor-advisory
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6UQ6LKDTLSSD64TBIZ3XEKBM2SWC63VV/	vendor-advisory

Impacted products

▼	Vendor	Product
	n/a	n/a

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T12:38:25.359Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://thekelleys.org.uk/dnsmasq/doc.html"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=eb92fb32b746f2104b0f370b5b295bb8dd4bd5e5"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=blob%3Bf=CHANGELOG"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://capec.mitre.org/data/definitions/495.html"
          },
          {
            "name": "FEDORA-2023-828bf01834",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OU2ZT4ITSEOOR2CFBAHK4Z67KXJIEWQA/"
          },
          {
            "name": "FEDORA-2023-eeca11a4df",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6UQ6LKDTLSSD64TBIZ3XEKBM2SWC63VV/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An issue was discovered in Dnsmasq before 2.90. The default maximum EDNS.0 UDP packet size was set to 4096 but should be 1232 because of DNS Flag Day 2020."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-04-17T00:00:00",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://thekelleys.org.uk/dnsmasq/doc.html"
        },
        {
          "url": "https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=eb92fb32b746f2104b0f370b5b295bb8dd4bd5e5"
        },
        {
          "url": "https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=blob%3Bf=CHANGELOG"
        },
        {
          "url": "https://capec.mitre.org/data/definitions/495.html"
        },
        {
          "name": "FEDORA-2023-828bf01834",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OU2ZT4ITSEOOR2CFBAHK4Z67KXJIEWQA/"
        },
        {
          "name": "FEDORA-2023-eeca11a4df",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6UQ6LKDTLSSD64TBIZ3XEKBM2SWC63VV/"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2023-28450",
    "datePublished": "2023-03-15T00:00:00",
    "dateReserved": "2023-03-15T00:00:00",
    "dateUpdated": "2024-08-02T12:38:25.359Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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