WID-SEC-W-2026-3559
Vulnerability from csaf_certbund - Published: 2026-09-23 22:00 - Updated: 2026-09-23 22:00Summary
Apache Tomcat APR/native Connector: Mehrere Schwachstellen
Severity
Hoch
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: Apache Tomcat ist ein Web-Applikationsserver für verschiedene Plattformen.
Angriff: Ein Angreifer kann mehrere Schwachstellen in Apache Tomcat APR/native Connector ausnutzen, um einen Denial of Service Angriff durchzuführen und um Sicherheitsvorkehrungen zu umgehen.
Betroffene Betriebssysteme: - Linux
- UNIX
- Windows
Affected products
Known affected
2 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
|
Apache Tomcat APR/native Connector <2.0.16
Apache / Tomcat
|
APR/native Connector <2.0.16 | ||
|
Apache Tomcat APR/native Connector <1.3.9
Apache / Tomcat
|
APR/native Connector <1.3.9 |
Affected products
Known affected
2 products, the same list as for
CVE-2026-86243
Affected products
Known affected
2 products, the same list as for
CVE-2026-86243
References
6 references
{
"document": {
"aggregate_severity": {
"text": "hoch"
},
"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": "Apache Tomcat ist ein Web-Applikationsserver f\u00fcr verschiedene Plattformen.",
"title": "Produktbeschreibung"
},
{
"category": "summary",
"text": "Ein Angreifer kann mehrere Schwachstellen in Apache Tomcat APR/native Connector ausnutzen, um einen Denial of Service Angriff durchzuf\u00fchren und um Sicherheitsvorkehrungen zu umgehen.",
"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-2026-3559 - CSAF Version",
"url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-3559.json"
},
{
"category": "self",
"summary": "WID-SEC-2026-3559 - Portal Version",
"url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-3559"
},
{
"category": "external",
"summary": "GitHub Advisory Database vom 2026-09-23",
"url": "https://github.com/advisories/GHSA-W68H-FC49-CMRG"
},
{
"category": "external",
"summary": "GitHub Advisory Database vom 2026-09-23",
"url": "https://github.com/advisories/GHSA-9P2M-JVMJ-WH8Q"
},
{
"category": "external",
"summary": "GitHub Advisory Database vom 2026-09-23",
"url": "https://github.com/advisories/GHSA-JHRW-X5GG-JJQW"
},
{
"category": "external",
"summary": "Fixed in Apache Tomcat Native Connector 2.0.16 / 1.3.9 vom 2026-09-23",
"url": "https://tomcat.apache.org/security-native#Fixed_in_Apache_Tomcat_Native_Connector_2.0.16_/_1.3.9"
}
],
"source_lang": "en-US",
"title": "Apache Tomcat APR/native Connector: Mehrere Schwachstellen",
"tracking": {
"current_release_date": "2026-09-23T22:00:00.000+00:00",
"generator": {
"date": "2026-09-24T11:29:26.000+00:00",
"engine": {
"name": "BSI-WID",
"version": "1.6.0"
}
},
"id": "WID-SEC-W-2026-3559",
"initial_release_date": "2026-09-23T22:00:00.000+00:00",
"revision_history": [
{
"date": "2026-09-23T22:00:00.000+00:00",
"number": "1",
"summary": "Initiale Fassung"
}
],
"status": "final",
"version": "1"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"branches": [
{
"category": "product_version_range",
"name": "APR/native Connector \u003c1.3.9",
"product": {
"name": "Apache Tomcat APR/native Connector \u003c1.3.9",
"product_id": "T060181"
}
},
{
"category": "product_version",
"name": "APR/native Connector 1.3.9",
"product": {
"name": "Apache Tomcat APR/native Connector 1.3.9",
"product_id": "T060181-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:apache:tomcat:aprnative_connector__1.3.9"
}
}
},
{
"category": "product_version_range",
"name": "APR/native Connector \u003c2.0.16",
"product": {
"name": "Apache Tomcat APR/native Connector \u003c2.0.16",
"product_id": "T060182"
}
},
{
"category": "product_version",
"name": "APR/native Connector 2.0.16",
"product": {
"name": "Apache Tomcat APR/native Connector 2.0.16",
"product_id": "T060182-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:apache:tomcat:aprnative_connector__2.0.16"
}
}
}
],
"category": "product_name",
"name": "Tomcat"
}
],
"category": "vendor",
"name": "Apache"
}
]
},
"vulnerabilities": [
{
"cve": "CVE-2026-86243",
"product_status": {
"known_affected": [
"T060182",
"T060181"
]
},
"release_date": "2026-09-23T22:00:00.000+00:00",
"title": "CVE-2026-86243"
},
{
"cve": "CVE-2026-86246",
"product_status": {
"known_affected": [
"T060182",
"T060181"
]
},
"release_date": "2026-09-23T22:00:00.000+00:00",
"title": "CVE-2026-86246"
},
{
"cve": "CVE-2026-86247",
"product_status": {
"known_affected": [
"T060182",
"T060181"
]
},
"release_date": "2026-09-23T22:00:00.000+00:00",
"title": "CVE-2026-86247"
}
]
}
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Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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