WID-SEC-W-2026-0410
Vulnerability from csaf_certbund - Published: 2026-02-12 23:00 - Updated: 2026-02-15 23:00Summary
HAProxy Enterprise, Community und ALOHA (QUIC): Mehrere Schwachstellen ermöglichen 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
HAProxy ALOHA ist ein Plug-and-Play-Hardware- oder virtueller Load Balancer, der auf HAProxy Enterprise basiert und Proxying auf Layer 4 und Layer 7 unterstützt.
HAProxy ist ein weit verbreiteter Open Source Software Load Balancer und Application Delivery Controller.
Angriff
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in HAProxy Enterprise, Community und ALOHA ausnutzen, um einen Denial of Service Angriff durchzuführen.
Betroffene Betriebssysteme
- Linux
- UNIX
{
"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": "HAProxy ALOHA ist ein Plug-and-Play-Hardware- oder virtueller Load Balancer, der auf HAProxy Enterprise basiert und Proxying auf Layer 4 und Layer 7 unterst\u00fctzt.\r\nHAProxy ist ein weit verbreiteter Open Source Software Load Balancer und Application Delivery Controller.",
"title": "Produktbeschreibung"
},
{
"category": "summary",
"text": "Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in HAProxy Enterprise, Community und ALOHA 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-2026-0410 - CSAF Version",
"url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0410.json"
},
{
"category": "self",
"summary": "WID-SEC-2026-0410 - Portal Version",
"url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0410"
},
{
"category": "external",
"summary": "HAProxy February 2026 \u2014 CVE-2026-26080 and CVE-2026-26081: QUIC denial of service vom 2026-02-12",
"url": "https://www.haproxy.com/blog/cves-2026-quic-denial-of-service"
},
{
"category": "external",
"summary": "Debian Security Advisory DSA-6130 vom 2026-02-12",
"url": "https://lists.debian.org/debian-security-announce/2026/msg00039.html"
},
{
"category": "external",
"summary": "openSUSE Security Update OPENSUSE-SU-2026:10187-1 vom 2026-02-13",
"url": "https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/6WLQ3EU26TX6KZ44QVAEWPVDLOQMD35K/"
}
],
"source_lang": "en-US",
"title": "HAProxy Enterprise, Community und ALOHA (QUIC): Mehrere Schwachstellen erm\u00f6glichen Denial of Service",
"tracking": {
"current_release_date": "2026-02-15T23:00:00.000+00:00",
"generator": {
"date": "2026-02-16T11:21:17.571+00:00",
"engine": {
"name": "BSI-WID",
"version": "1.5.0"
}
},
"id": "WID-SEC-W-2026-0410",
"initial_release_date": "2026-02-12T23:00:00.000+00:00",
"revision_history": [
{
"date": "2026-02-12T23:00:00.000+00:00",
"number": "1",
"summary": "Initiale Fassung"
},
{
"date": "2026-02-15T23:00:00.000+00:00",
"number": "2",
"summary": "Neue Updates von openSUSE 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": [
{
"branches": [
{
"category": "product_version_range",
"name": "\u003c16.5.30",
"product": {
"name": "HAProxy ALOHA \u003c16.5.30",
"product_id": "T050886"
}
},
{
"category": "product_version",
"name": "16.5.30",
"product": {
"name": "HAProxy ALOHA 16.5.30",
"product_id": "T050886-fixed",
"product_identification_helper": {
"cpe": "cpe:/h:haproxy:aloha:16.5.30"
}
}
},
{
"category": "product_version_range",
"name": "\u003c17.0.18",
"product": {
"name": "HAProxy ALOHA \u003c17.0.18",
"product_id": "T050887"
}
},
{
"category": "product_version",
"name": "17.0.18",
"product": {
"name": "HAProxy ALOHA 17.0.18",
"product_id": "T050887-fixed",
"product_identification_helper": {
"cpe": "cpe:/h:haproxy:aloha:17.0.18"
}
}
},
{
"category": "product_version_range",
"name": "\u003c17.5.16",
"product": {
"name": "HAProxy ALOHA \u003c17.5.16",
"product_id": "T050888"
}
},
{
"category": "product_version",
"name": "17.5.16",
"product": {
"name": "HAProxy ALOHA 17.5.16",
"product_id": "T050888-fixed",
"product_identification_helper": {
"cpe": "cpe:/h:haproxy:aloha:17.5.16"
}
}
}
],
"category": "product_name",
"name": "ALOHA"
},
{
"branches": [
{
"category": "product_version_range",
"name": "Enterprise \u003chapee-lb-3.0r1-1.0.0-351.929",
"product": {
"name": "HAProxy HAProxy Enterprise \u003chapee-lb-3.0r1-1.0.0-351.929",
"product_id": "T050889"
}
},
{
"category": "product_version",
"name": "Enterprise hapee-lb-3.0r1-1.0.0-351.929",
"product": {
"name": "HAProxy HAProxy Enterprise hapee-lb-3.0r1-1.0.0-351.929",
"product_id": "T050889-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:haproxy:haproxy:enterprise__hapee-lb-3.0r1-1.0.0-351.929"
}
}
},
{
"category": "product_version_range",
"name": "Enterprise \u003chapee-lb-3.1r1-1.0.0-355.744",
"product": {
"name": "HAProxy HAProxy Enterprise \u003chapee-lb-3.1r1-1.0.0-355.744",
"product_id": "T050890"
}
},
{
"category": "product_version",
"name": "Enterprise hapee-lb-3.1r1-1.0.0-355.744",
"product": {
"name": "HAProxy HAProxy Enterprise hapee-lb-3.1r1-1.0.0-355.744",
"product_id": "T050890-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:haproxy:haproxy:enterprise__hapee-lb-3.1r1-1.0.0-355.744"
}
}
},
{
"category": "product_version_range",
"name": "Enterprise \u003chapee-lb-3.2r1-1.0.0-365.548",
"product": {
"name": "HAProxy HAProxy Enterprise \u003chapee-lb-3.2r1-1.0.0-365.548",
"product_id": "T050891"
}
},
{
"category": "product_version",
"name": "Enterprise hapee-lb-3.2r1-1.0.0-365.548",
"product": {
"name": "HAProxy HAProxy Enterprise hapee-lb-3.2r1-1.0.0-365.548",
"product_id": "T050891-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:haproxy:haproxy:enterprise__hapee-lb-3.2r1-1.0.0-365.548"
}
}
},
{
"category": "product_version_range",
"name": "Community \u003c3.0.16",
"product": {
"name": "HAProxy HAProxy Community \u003c3.0.16",
"product_id": "T050892"
}
},
{
"category": "product_version",
"name": "Community 3.0.16",
"product": {
"name": "HAProxy HAProxy Community 3.0.16",
"product_id": "T050892-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:haproxy:haproxy:community__3.0.16"
}
}
},
{
"category": "product_version_range",
"name": "Community \u003c3.1.14",
"product": {
"name": "HAProxy HAProxy Community \u003c3.1.14",
"product_id": "T050893"
}
},
{
"category": "product_version",
"name": "Community 3.1.14",
"product": {
"name": "HAProxy HAProxy Community 3.1.14",
"product_id": "T050893-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:haproxy:haproxy:community__3.1.14"
}
}
},
{
"category": "product_version_range",
"name": "Community \u003c3.2.12",
"product": {
"name": "HAProxy HAProxy Community \u003c3.2.12",
"product_id": "T050894"
}
},
{
"category": "product_version",
"name": "Community 3.2.12",
"product": {
"name": "HAProxy HAProxy Community 3.2.12",
"product_id": "T050894-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:haproxy:haproxy:community__3.2.12"
}
}
},
{
"category": "product_version_range",
"name": "Community \u003c3.3.3",
"product": {
"name": "HAProxy HAProxy Community \u003c3.3.3",
"product_id": "T050895"
}
},
{
"category": "product_version",
"name": "Community 3.3.3",
"product": {
"name": "HAProxy HAProxy Community 3.3.3",
"product_id": "T050895-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:haproxy:haproxy:community__3.3.3"
}
}
}
],
"category": "product_name",
"name": "HAProxy"
}
],
"category": "vendor",
"name": "HAProxy"
},
{
"branches": [
{
"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"
}
]
},
"vulnerabilities": [
{
"cve": "CVE-2026-26080",
"product_status": {
"known_affected": [
"2951",
"T050888",
"T050887",
"T027843",
"T050895",
"T050894",
"T050891"
]
},
"release_date": "2026-02-12T23:00:00.000+00:00",
"title": "CVE-2026-26080"
},
{
"cve": "CVE-2026-26081",
"product_status": {
"known_affected": [
"2951",
"T050888",
"T050887",
"T050889",
"T027843",
"T050895",
"T050894",
"T050886",
"T050891",
"T050890",
"T050893",
"T050892"
]
},
"release_date": "2026-02-12T23:00:00.000+00:00",
"title": "CVE-2026-26081"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
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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