WID-SEC-W-2026-0887
Vulnerability from csaf_certbund - Published: 2026-03-26 23:00 - Updated: 2026-06-08 22:00Summary
Internet Systems Consortium Kea: Schwachstelle ermöglicht Denial of Service
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: Internet Systems Consortium (ISC) Kea ist eine Open-Source-DHCP-Server-Implementierung.
Angriff: Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Internet Systems Consortium Kea ausnutzen, um einen Denial of Service Angriff durchzuführen.
Betroffene Betriebssysteme: - Linux
- UNIX
Affected products
Known affected
9 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
|
SUSE Linux
SUSE
|
cpe:/o:suse:suse_linux:-
|
— | |
|
Red Hat Enterprise Linux
Red Hat
|
cpe:/o:redhat:enterprise_linux:-
|
— | |
|
Ubuntu Linux
Ubuntu
|
cpe:/o:canonical:ubuntu_linux:-
|
— | |
|
SUSE openSUSE
SUSE
|
cpe:/o:suse:opensuse:-
|
— | |
|
Oracle Linux
Oracle
|
cpe:/o:oracle:linux:-
|
— | |
|
Internet Systems Consortium Kea <2.6.5
Internet Systems Consortium / Kea
|
<2.6.5 | ||
|
RESF Rocky Linux
RESF
|
cpe:/o:resf:rocky_linux:-
|
— | |
|
Internet Systems Consortium Kea <3.0.3
Internet Systems Consortium / Kea
|
<3.0.3 | ||
|
Fedora Linux
Fedora
|
cpe:/o:fedoraproject:fedora:-
|
— |
References
18 references
{
"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": "Internet Systems Consortium (ISC) Kea ist eine Open-Source-DHCP-Server-Implementierung.",
"title": "Produktbeschreibung"
},
{
"category": "summary",
"text": "Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Internet Systems Consortium Kea ausnutzen, um einen Denial of Service Angriff durchzuf\u00fchren.",
"title": "Angriff"
},
{
"category": "general",
"text": "- Linux\n- UNIX",
"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-2026-0887 - CSAF Version",
"url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0887.json"
},
{
"category": "self",
"summary": "WID-SEC-2026-0887 - Portal Version",
"url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0887"
},
{
"category": "external",
"summary": "ISC Security Advisory vom 2026-03-26",
"url": "https://kb.isc.org/docs/cve-2026-3608"
},
{
"category": "external",
"summary": "openSUSE Security Update OPENSUSE-SU-2026:10421-1 vom 2026-03-28",
"url": "https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/Z2NRLDD4JRHMJ7YIS3IGXRRVX4B3ZBIZ/"
},
{
"category": "external",
"summary": "Fedora Security Advisory FEDORA-2026-11E168602C vom 2026-03-30",
"url": "https://bodhi.fedoraproject.org/updates/FEDORA-2026-11e168602c"
},
{
"category": "external",
"summary": "Fedora Security Advisory FEDORA-2026-2B21A4DAFE vom 2026-03-30",
"url": "https://bodhi.fedoraproject.org/updates/FEDORA-2026-2b21a4dafe"
},
{
"category": "external",
"summary": "Fedora Security Advisory FEDORA-2026-66F19B11E0 vom 2026-03-30",
"url": "https://bodhi.fedoraproject.org/updates/FEDORA-2026-66f19b11e0"
},
{
"category": "external",
"summary": "Fedora Security Advisory FEDORA-2026-04263E2A5B vom 2026-03-30",
"url": "https://bodhi.fedoraproject.org/updates/FEDORA-2026-04263e2a5b"
},
{
"category": "external",
"summary": "Fedora Security Advisory FEDORA-EPEL-2026-01EA52D899 vom 2026-03-30",
"url": "https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-01ea52d899"
},
{
"category": "external",
"summary": "openSUSE Security Update OPENSUSE-SU-2026:20452-1 vom 2026-04-02",
"url": "https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/VJTNC5LJ7BV7MLF2QJ55CVDSCS7RTRIM/"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2026:20989-1 vom 2026-04-09",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2026-April/025177.html"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2026:7342 vom 2026-04-09",
"url": "https://access.redhat.com/errata/RHSA-2026:7342"
},
{
"category": "external",
"summary": "Rocky Linux Security Advisory RLSA-2026:7342 vom 2026-04-11",
"url": "https://errata.build.resf.org/RLSA-2026:7342"
},
{
"category": "external",
"summary": "Oracle Linux Security Advisory ELSA-2026-7342 vom 2026-04-11",
"url": "https://linux.oracle.com/errata/ELSA-2026-7342.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2026:1378-1 vom 2026-04-16",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2026-April/025385.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2026:1548-1 vom 2026-04-22",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2026-April/025568.html"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2026:11344 vom 2026-04-28",
"url": "https://access.redhat.com/errata/RHSA-2026:11344"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-8403-1 vom 2026-06-08",
"url": "https://ubuntu.com/security/notices/USN-8403-1"
}
],
"source_lang": "en-US",
"title": "Internet Systems Consortium Kea: Schwachstelle erm\u00f6glicht Denial of Service",
"tracking": {
"current_release_date": "2026-06-08T22:00:00.000+00:00",
"generator": {
"date": "2026-06-09T09:01:24.735+00:00",
"engine": {
"name": "BSI-WID",
"version": "1.6.0"
}
},
"id": "WID-SEC-W-2026-0887",
"initial_release_date": "2026-03-26T23:00:00.000+00:00",
"revision_history": [
{
"date": "2026-03-26T23:00:00.000+00:00",
"number": "1",
"summary": "Initiale Fassung"
},
{
"date": "2026-03-29T22:00:00.000+00:00",
"number": "2",
"summary": "Neue Updates von openSUSE aufgenommen"
},
{
"date": "2026-03-30T22:00:00.000+00:00",
"number": "3",
"summary": "Neue Updates von Fedora aufgenommen"
},
{
"date": "2026-04-06T22:00:00.000+00:00",
"number": "4",
"summary": "Neue Updates von openSUSE aufgenommen"
},
{
"date": "2026-04-09T22:00:00.000+00:00",
"number": "5",
"summary": "Neue Updates von SUSE und Red Hat aufgenommen"
},
{
"date": "2026-04-12T22:00:00.000+00:00",
"number": "6",
"summary": "Neue Updates von Rocky Enterprise Software Foundation und Oracle Linux aufgenommen"
},
{
"date": "2026-04-16T22:00:00.000+00:00",
"number": "7",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2026-04-22T22:00:00.000+00:00",
"number": "8",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2026-04-27T22:00:00.000+00:00",
"number": "9",
"summary": "Neue Updates von Red Hat aufgenommen"
},
{
"date": "2026-06-08T22:00:00.000+00:00",
"number": "10",
"summary": "Neue Updates von Ubuntu aufgenommen"
}
],
"status": "final",
"version": "10"
}
},
"product_tree": {
"branches": [
{
"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": "\u003c2.6.5",
"product": {
"name": "Internet Systems Consortium Kea \u003c2.6.5",
"product_id": "T052201"
}
},
{
"category": "product_version",
"name": "2.6.5",
"product": {
"name": "Internet Systems Consortium Kea 2.6.5",
"product_id": "T052201-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:isc:kea:2.6.5"
}
}
},
{
"category": "product_version_range",
"name": "\u003c3.0.3",
"product": {
"name": "Internet Systems Consortium Kea \u003c3.0.3",
"product_id": "T052202"
}
},
{
"category": "product_version",
"name": "3.0.3",
"product": {
"name": "Internet Systems Consortium Kea 3.0.3",
"product_id": "T052202-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:isc:kea:3.0.3"
}
}
}
],
"category": "product_name",
"name": "Kea"
}
],
"category": "vendor",
"name": "Internet Systems Consortium"
},
{
"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": "RESF Rocky Linux",
"product": {
"name": "RESF Rocky Linux",
"product_id": "T032255",
"product_identification_helper": {
"cpe": "cpe:/o:resf:rocky_linux:-"
}
}
}
],
"category": "vendor",
"name": "RESF"
},
{
"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": "product_name",
"name": "SUSE openSUSE",
"product": {
"name": "SUSE openSUSE",
"product_id": "T027843",
"product_identification_helper": {
"cpe": "cpe:/o:suse:opensuse:-"
}
}
}
],
"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-2026-3608",
"product_status": {
"known_affected": [
"T002207",
"67646",
"T000126",
"T027843",
"T004914",
"T052201",
"T032255",
"T052202",
"74185"
]
},
"release_date": "2026-03-26T23:00:00.000+00:00",
"title": "CVE-2026-3608"
}
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
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.
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