WID-SEC-W-2026-1626

Vulnerability from csaf_certbund - Published: 2026-05-20 22:00 - Updated: 2026-05-21 22:00
Summary
Internet Systems Consortium BIND: Mehrere Schwachstellen
Severity
Mittel
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: BIND (Berkeley Internet Name Domain) ist ein Open-Source-Softwarepaket, das einen Domain-Name-System-Server implementiert.
Angriff: Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Internet Systems Consortium BIND ausnutzen, um eine Speicherbeschädigung auszulösen oder einen Denial-of-Service-Zustand zu verursachen.
Betroffene Betriebssysteme: - Linux - UNIX - Windows
CVE-2026-3039
Affected products
Product Identifier Version Remediation
Internet Systems Consortium BIND <9.18.49
Internet Systems Consortium / BIND
 <9.18.49
Debian Linux
Debian
 cpe:/o:debian:debian_linux:- —
Red Hat Enterprise Linux
Red Hat
 cpe:/o:redhat:enterprise_linux:- —
Ubuntu Linux
Ubuntu
 cpe:/o:canonical:ubuntu_linux:- —
Infoblox NIOS
Infoblox
 cpe:/o:infoblox:nios:- —
Fedora Linux
Fedora
 cpe:/o:fedoraproject:fedora:- —
Internet Systems Consortium BIND <9.21.22
Internet Systems Consortium / BIND
 <9.21.22
Internet Systems Consortium BIND <9.20.23
Internet Systems Consortium / BIND
 <9.20.23
CVE-2026-3592
Affected products
Product Identifier Version Remediation
Internet Systems Consortium BIND <9.18.49
Internet Systems Consortium / BIND
 <9.18.49
Debian Linux
Debian
 cpe:/o:debian:debian_linux:- —
Red Hat Enterprise Linux
Red Hat
 cpe:/o:redhat:enterprise_linux:- —
Ubuntu Linux
Ubuntu
 cpe:/o:canonical:ubuntu_linux:- —
Infoblox NIOS
Infoblox
 cpe:/o:infoblox:nios:- —
Fedora Linux
Fedora
 cpe:/o:fedoraproject:fedora:- —
Internet Systems Consortium BIND <9.21.22
Internet Systems Consortium / BIND
 <9.21.22
Internet Systems Consortium BIND <9.20.23
Internet Systems Consortium / BIND
 <9.20.23
CVE-2026-5946
Affected products
Product Identifier Version Remediation
Internet Systems Consortium BIND <9.18.49
Internet Systems Consortium / BIND
 <9.18.49
Debian Linux
Debian
 cpe:/o:debian:debian_linux:- —
Red Hat Enterprise Linux
Red Hat
 cpe:/o:redhat:enterprise_linux:- —
Ubuntu Linux
Ubuntu
 cpe:/o:canonical:ubuntu_linux:- —
Infoblox NIOS
Infoblox
 cpe:/o:infoblox:nios:- —
Fedora Linux
Fedora
 cpe:/o:fedoraproject:fedora:- —
Internet Systems Consortium BIND <9.21.22
Internet Systems Consortium / BIND
 <9.21.22
Internet Systems Consortium BIND <9.20.23
Internet Systems Consortium / BIND
 <9.20.23
CVE-2026-5950
Affected products
Product Identifier Version Remediation
Internet Systems Consortium BIND <9.18.49
Internet Systems Consortium / BIND
 <9.18.49
Debian Linux
Debian
 cpe:/o:debian:debian_linux:- —
Red Hat Enterprise Linux
Red Hat
 cpe:/o:redhat:enterprise_linux:- —
Ubuntu Linux
Ubuntu
 cpe:/o:canonical:ubuntu_linux:- —
Infoblox NIOS
Infoblox
 cpe:/o:infoblox:nios:- —
Fedora Linux
Fedora
 cpe:/o:fedoraproject:fedora:- —
Internet Systems Consortium BIND <9.21.22
Internet Systems Consortium / BIND
 <9.21.22
Internet Systems Consortium BIND <9.20.23
Internet Systems Consortium / BIND
 <9.20.23
CVE-2026-3593
Affected products
Product Identifier Version Remediation
Debian Linux
Debian
 cpe:/o:debian:debian_linux:- —
Red Hat Enterprise Linux
Red Hat
 cpe:/o:redhat:enterprise_linux:- —
Ubuntu Linux
Ubuntu
 cpe:/o:canonical:ubuntu_linux:- —
Infoblox NIOS
Infoblox
 cpe:/o:infoblox:nios:- —
Fedora Linux
Fedora
 cpe:/o:fedoraproject:fedora:- —
Internet Systems Consortium BIND <9.21.22
Internet Systems Consortium / BIND
 <9.21.22
Internet Systems Consortium BIND <9.20.23
Internet Systems Consortium / BIND
 <9.20.23
CVE-2026-5947
Affected products
Product Identifier Version Remediation
Debian Linux
Debian
 cpe:/o:debian:debian_linux:- —
Red Hat Enterprise Linux
Red Hat
 cpe:/o:redhat:enterprise_linux:- —
Ubuntu Linux
Ubuntu
 cpe:/o:canonical:ubuntu_linux:- —
Infoblox NIOS
Infoblox
 cpe:/o:infoblox:nios:- —
Fedora Linux
Fedora
 cpe:/o:fedoraproject:fedora:- —
Internet Systems Consortium BIND <9.21.22
Internet Systems Consortium / BIND
 <9.21.22
Internet Systems Consortium BIND <9.20.23
Internet Systems Consortium / BIND
 <9.20.23
References
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": "BIND (Berkeley Internet Name Domain) ist ein Open-Source-Softwarepaket, das einen Domain-Name-System-Server implementiert.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Internet Systems Consortium BIND ausnutzen, um eine Speicherbesch\u00e4digung auszul\u00f6sen oder einen Denial-of-Service-Zustand zu verursachen.",
        "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-2026-1626 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-1626.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2026-1626 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-1626"
      },
      {
        "category": "external",
        "summary": "Bind Version 9.18.49 vom 2026-05-20",
        "url": "https://downloads.isc.org/isc/bind9/9.18.49/"
      },
      {
        "category": "external",
        "summary": "Bind Version 9.20.23 vom 2026-05-20",
        "url": "https://downloads.isc.org/isc/bind9/9.20.23/"
      },
      {
        "category": "external",
        "summary": "Bind Version 9.21.22 vom 2026-05-20",
        "url": "https://downloads.isc.org/isc/bind9/9.21.22/"
      },
      {
        "category": "external",
        "summary": "ISC Vulnerability CVE-2026-3039: BIND 9 server memory exhaustion during GSS-API TKEY negotiation vom 2026-05-20",
        "url": "https://kb.isc.org/docs/cve-2026-3039"
      },
      {
        "category": "external",
        "summary": "ISC Vulnerability CVE-2026-3592: Amplification vulnerabilities via self-pointed glue records vom 2026-05-20",
        "url": "https://kb.isc.org/docs/cve-2026-3592"
      },
      {
        "category": "external",
        "summary": "ISC Vulnerability CVE-2026-3593: Heap use-after-free vulnerability in BIND 9 DNS-over-HTTPS implementation vom 2026-05-20",
        "url": "https://kb.isc.org/docs/cve-2026-3593"
      },
      {
        "category": "external",
        "summary": "ISC Vulnerability CVE-2026-5946: Invalid handling of CLASS != IN vom 2026-05-20",
        "url": "https://kb.isc.org/docs/cve-2026-5946"
      },
      {
        "category": "external",
        "summary": "ISC Vulnerability CVE-2026-5947: SIG(0) validation during query flood may lead to undefined behavior vom 2026-05-20",
        "url": "https://kb.isc.org/docs/cve-2026-5947"
      },
      {
        "category": "external",
        "summary": "ISC Vulnerability CVE-2026-5950: Unbounded resend loop in BIND 9 resolver vom 2026-05-20",
        "url": "https://kb.isc.org/docs/cve-2026-5950"
      },
      {
        "category": "external",
        "summary": "Infoblox Advisory 5950 vom 2026-05-21",
        "url": "https://support.infoblox.com/s/article/Infoblox-NIOS-is-vulnerable-to-BIND-CVEs-000011898"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DSA-6285 vom 2026-05-21",
        "url": "https://lists.debian.org/debian-security-announce/2026/msg00196.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-8293-1 vom 2026-05-21",
        "url": "https://ubuntu.com/security/notices/USN-8293-1"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-2026-411248C8D9 vom 2026-05-21",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2026-411248c8d9"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:7412 vom 2026-05-21",
        "url": "https://access.redhat.com/errata/RHSA-2026:7412"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-2026-B626E83A45 vom 2026-05-21",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2026-b626e83a45"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:20334 vom 2026-05-22",
        "url": "https://access.redhat.com/errata/RHSA-2026:20334"
      }
    ],
    "source_lang": "en-US",
    "title": "Internet Systems Consortium BIND: Mehrere Schwachstellen",
    "tracking": {
      "current_release_date": "2026-05-21T22:00:00.000+00:00",
      "generator": {
        "date": "2026-05-22T06:50:37.672+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.6.0"
        }
      },
      "id": "WID-SEC-W-2026-1626",
      "initial_release_date": "2026-05-20T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2026-05-20T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2026-05-21T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Ubuntu, Fedora und Red Hat aufgenommen"
        }
      ],
      "status": "final",
      "version": "2"
    }
  },
  "product_tree": {
    "branches": [
      {
        "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": "Fedora Linux",
            "product": {
              "name": "Fedora Linux",
              "product_id": "74185",
              "product_identification_helper": {
                "cpe": "cpe:/o:fedoraproject:fedora:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Fedora"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Infoblox NIOS",
            "product": {
              "name": "Infoblox NIOS",
              "product_id": "T014068",
              "product_identification_helper": {
                "cpe": "cpe:/o:infoblox:nios:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Infoblox"
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c9.18.49",
                "product": {
                  "name": "Internet Systems Consortium BIND \u003c9.18.49",
                  "product_id": "T054453"
                }
              },
              {
                "category": "product_version",
                "name": "9.18.49",
                "product": {
                  "name": "Internet Systems Consortium BIND 9.18.49",
                  "product_id": "T054453-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:isc:bind:9.18.49"
                  }
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003c9.20.23",
                "product": {
                  "name": "Internet Systems Consortium BIND \u003c9.20.23",
                  "product_id": "T054454"
                }
              },
              {
                "category": "product_version",
                "name": "9.20.23",
                "product": {
                  "name": "Internet Systems Consortium BIND 9.20.23",
                  "product_id": "T054454-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:isc:bind:9.20.23"
                  }
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003c9.21.22",
                "product": {
                  "name": "Internet Systems Consortium BIND \u003c9.21.22",
                  "product_id": "T054455"
                }
              },
              {
                "category": "product_version",
                "name": "9.21.22",
                "product": {
                  "name": "Internet Systems Consortium BIND 9.21.22",
                  "product_id": "T054455-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:isc:bind:9.21.22"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "BIND"
          }
        ],
        "category": "vendor",
        "name": "Internet Systems Consortium"
      },
      {
        "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": "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-2026-3039",
      "product_status": {
        "known_affected": [
          "T054453",
          "2951",
          "67646",
          "T000126",
          "T014068",
          "74185",
          "T054455",
          "T054454"
        ]
      },
      "release_date": "2026-05-20T22:00:00.000+00:00",
      "title": "CVE-2026-3039"
    },
    {
      "cve": "CVE-2026-3592",
      "product_status": {
        "known_affected": [
          "T054453",
          "2951",
          "67646",
          "T000126",
          "T014068",
          "74185",
          "T054455",
          "T054454"
        ]
      },
      "release_date": "2026-05-20T22:00:00.000+00:00",
      "title": "CVE-2026-3592"
    },
    {
      "cve": "CVE-2026-5946",
      "product_status": {
        "known_affected": [
          "T054453",
          "2951",
          "67646",
          "T000126",
          "T014068",
          "74185",
          "T054455",
          "T054454"
        ]
      },
      "release_date": "2026-05-20T22:00:00.000+00:00",
      "title": "CVE-2026-5946"
    },
    {
      "cve": "CVE-2026-5950",
      "product_status": {
        "known_affected": [
          "T054453",
          "2951",
          "67646",
          "T000126",
          "T014068",
          "74185",
          "T054455",
          "T054454"
        ]
      },
      "release_date": "2026-05-20T22:00:00.000+00:00",
      "title": "CVE-2026-5950"
    },
    {
      "cve": "CVE-2026-3593",
      "product_status": {
        "known_affected": [
          "2951",
          "67646",
          "T000126",
          "T014068",
          "74185",
          "T054455",
          "T054454"
        ]
      },
      "release_date": "2026-05-20T22:00:00.000+00:00",
      "title": "CVE-2026-3593"
    },
    {
      "cve": "CVE-2026-5947",
      "product_status": {
        "known_affected": [
          "2951",
          "67646",
          "T000126",
          "T014068",
          "74185",
          "T054455",
          "T054454"
        ]
      },
      "release_date": "2026-05-20T22:00:00.000+00:00",
      "title": "CVE-2026-5947"
    }
  ]
}


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Taxonomy of the tags.




Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.