WID-SEC-W-2025-0240
Vulnerability from csaf_certbund - Published: 2019-05-01 22:00 - Updated: 2025-02-02 23:00Es bestehen mehrere Schwachstellen in Dovecot in der Authentifizierungskomponente "Submission-login". Die Komponente stürzt ab, wenn die Authentifizierung abgebrochen wird oder eine ungültige Authentifizierungsnachricht empfangen wurde. Ein entfernter anonymer Angreifer kann dies ausnutzen, um einen Denial of Service Zustand herbeizuführen.
| Product | Identifier | Version | Remediation |
|---|---|---|---|
|
Open Source Dovecot <2.3.6
Open Source / Dovecot
|
<2.3.6 | ||
|
SUSE Linux
SUSE
|
cpe:/o:suse:suse_linux:-
|
— | |
|
Ubuntu Linux
Ubuntu
|
cpe:/o:canonical:ubuntu_linux:-
|
— | |
|
Open Source Arch Linux
Open Source
|
cpe:/o:archlinux:archlinux:-
|
— | |
|
SUSE openSUSE
SUSE
|
cpe:/o:suse:opensuse:-
|
— |
Es bestehen mehrere Schwachstellen in Dovecot in der Authentifizierungskomponente "Submission-login". Die Komponente stürzt ab, wenn die Authentifizierung abgebrochen wird oder eine ungültige Authentifizierungsnachricht empfangen wurde. Ein entfernter anonymer Angreifer kann dies ausnutzen, um einen Denial of Service Zustand herbeizuführen.
{
"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": "Dovecot ist ein Open Source IMAP und POP3 E-Mail Server.",
"title": "Produktbeschreibung"
},
{
"category": "summary",
"text": "Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Dovecot und Ubuntu Linux 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-2025-0240 - CSAF Version",
"url": "https://wid.cert-bund.de/.well-known/csaf/white/2019/wid-sec-w-2025-0240.json"
},
{
"category": "self",
"summary": "WID-SEC-2025-0240 - Portal Version",
"url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2025-0240"
},
{
"category": "external",
"summary": "Dovecot Mailing List vom 2019-04-30",
"url": "https://dovecot.org/list/dovecot-news/2019-April/000409.html"
},
{
"category": "external",
"summary": "Dovecot Mailing List vom 2019-04-30",
"url": "https://dovecot.org/list/dovecot-news/2019-April/000410.html"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-3961-1 vom 2019-04-30",
"url": "https://usn.ubuntu.com/3961-1/"
},
{
"category": "external",
"summary": "Arch Linux Security Advisory ASA-201905-6 vom 2019-05-06",
"url": "https://security.archlinux.org/ASA-201905-6"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2019:2514-1 vom 2019-10-03",
"url": "https://www.suse.com/support/update/announcement/2019/suse-su-20192514-1.html"
},
{
"category": "external",
"summary": "openSUSE Security Update OPENSUSE-SU-2025:14715-1 vom 2025-01-31",
"url": "https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/message/KZSDCZ5LA6IHY7KXVSL6ULAJVP6OFT2M/"
}
],
"source_lang": "en-US",
"title": "Dovecot: Mehrere Schwachstellen erm\u00f6glichen Denial of Service",
"tracking": {
"current_release_date": "2025-02-02T23:00:00.000+00:00",
"generator": {
"date": "2025-02-03T09:07:28.724+00:00",
"engine": {
"name": "BSI-WID",
"version": "1.3.10"
}
},
"id": "WID-SEC-W-2025-0240",
"initial_release_date": "2019-05-01T22:00:00.000+00:00",
"revision_history": [
{
"date": "2019-05-01T22:00:00.000+00:00",
"number": "1",
"summary": "Initiale Fassung"
},
{
"date": "2019-05-06T22:00:00.000+00:00",
"number": "2",
"summary": "Neue Updates von Arch Linux aufgenommen"
},
{
"date": "2019-06-04T22:00:00.000+00:00",
"number": "3",
"summary": "Referenz(en) aufgenommen: FEDORA-2019-1B61A528DD, FEDORA-2019-9E004DECEA"
},
{
"date": "2019-10-03T22:00:00.000+00:00",
"number": "4",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2025-02-02T23:00:00.000+00:00",
"number": "5",
"summary": "Neue Updates von openSUSE aufgenommen"
}
],
"status": "final",
"version": "5"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"category": "product_name",
"name": "Open Source Arch Linux",
"product": {
"name": "Open Source Arch Linux",
"product_id": "T013312",
"product_identification_helper": {
"cpe": "cpe:/o:archlinux:archlinux:-"
}
}
},
{
"branches": [
{
"category": "product_version_range",
"name": "\u003c2.3.6",
"product": {
"name": "Open Source Dovecot \u003c2.3.6",
"product_id": "T014084"
}
},
{
"category": "product_version",
"name": "2.3.6",
"product": {
"name": "Open Source Dovecot 2.3.6",
"product_id": "T014084-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:dovecot:dovecot:2.3.6"
}
}
}
],
"category": "product_name",
"name": "Dovecot"
}
],
"category": "vendor",
"name": "Open Source"
},
{
"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-2019-11494",
"notes": [
{
"category": "description",
"text": "Es bestehen mehrere Schwachstellen in Dovecot in der Authentifizierungskomponente \"Submission-login\". Die Komponente st\u00fcrzt ab, wenn die Authentifizierung abgebrochen wird oder eine ung\u00fcltige Authentifizierungsnachricht empfangen wurde. Ein entfernter anonymer Angreifer kann dies ausnutzen, um einen Denial of Service Zustand herbeizuf\u00fchren."
}
],
"product_status": {
"known_affected": [
"T014084",
"T002207",
"T000126",
"T013312",
"T027843"
]
},
"release_date": "2019-05-01T22:00:00.000+00:00",
"title": "CVE-2019-11494"
},
{
"cve": "CVE-2019-11499",
"notes": [
{
"category": "description",
"text": "Es bestehen mehrere Schwachstellen in Dovecot in der Authentifizierungskomponente \"Submission-login\". Die Komponente st\u00fcrzt ab, wenn die Authentifizierung abgebrochen wird oder eine ung\u00fcltige Authentifizierungsnachricht empfangen wurde. Ein entfernter anonymer Angreifer kann dies ausnutzen, um einen Denial of Service Zustand herbeizuf\u00fchren."
}
],
"product_status": {
"known_affected": [
"T014084",
"T002207",
"T000126",
"T013312",
"T027843"
]
},
"release_date": "2019-05-01T22:00:00.000+00:00",
"title": "CVE-2019-11499"
}
]
}
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
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- 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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