wid-sec-w-2023-3206
Vulnerability from csaf_certbund
Published
2023-12-21 23:00
Modified
2024-11-11 23:00
Summary
SMTP Implementierungen: Schwachstelle ermöglicht Umgehen von Sicherheitsvorkehrungen
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
Postfix ist ein Open Source Email Server für Linux und unix-basierte Betriebssysteme.
Sendmail ist ein Mail Transfer Agent für UNIX-Betriebssysteme.
Exim (EXperimental Internet Mailer) ist ein Mailserver und Mail Transfer Agent.
Angriff
Ein entfernter, anonymer Angreifer kann eine Schwachstelle in verschiedenen SMTP Implementierungen ausnutzen, um Sicherheitsvorkehrungen zu umgehen.
Betroffene Betriebssysteme
- Linux
- UNIX
{
"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": "Postfix ist ein Open Source Email Server f\u00fcr Linux und unix-basierte Betriebssysteme.\r\nSendmail ist ein Mail Transfer Agent f\u00fcr UNIX-Betriebssysteme.\r\nExim (EXperimental Internet Mailer) ist ein Mailserver und Mail Transfer Agent.",
"title": "Produktbeschreibung"
},
{
"category": "summary",
"text": "Ein entfernter, anonymer Angreifer kann eine Schwachstelle in verschiedenen SMTP Implementierungen ausnutzen, um Sicherheitsvorkehrungen zu umgehen.",
"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-2023-3206 - CSAF Version",
"url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-3206.json"
},
{
"category": "self",
"summary": "WID-SEC-2023-3206 - Portal Version",
"url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-3206"
},
{
"category": "external",
"summary": "Debian Security Advisory DLA-3708 vom 2024-01-05",
"url": "https://lists.debian.org/debian-lts-announce/2024/01/msg00002.html"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6611-1 vom 2024-01-29",
"url": "https://ubuntu.com/security/notices/USN-6611-1"
},
{
"category": "external",
"summary": "Debian Security Advisory DLA-3725 vom 2024-01-30",
"url": "https://lists.debian.org/debian-lts-announce/2024/01/msg00020.html"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6591-2 vom 2024-01-31",
"url": "https://ubuntu.com/security/notices/USN-6591-2"
},
{
"category": "external",
"summary": "Amazon Linux Security Advisory ALAS-2024-1914 vom 2024-02-06",
"url": "https://alas.aws.amazon.com/ALAS-2024-1914.html"
},
{
"category": "external",
"summary": "Red Hat Bugzilla vom 2023-12-21",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2255563"
},
{
"category": "external",
"summary": "SECConsult Blog vom 2023-12-21",
"url": "https://sec-consult.com/blog/detail/smtp-smuggling-spoofing-e-mails-worldwide/"
},
{
"category": "external",
"summary": "Postfix Patch vom 2023-12-21",
"url": "https://www.mail-archive.com/postfix-users@postfix.org/msg100901.html"
},
{
"category": "external",
"summary": "Github Advisory Database vom 2023-12-21",
"url": "https://github.com/advisories/GHSA-j5jm-hg4x-w8rx"
},
{
"category": "external",
"summary": "Red Hat Bugzilla vom 2023-12-27",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2255852"
},
{
"category": "external",
"summary": "Red Hat Bugzilla vom 2023-12-27",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2255869"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2023:4981-1 vom 2023-12-28",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2023-December/017566.html"
},
{
"category": "external",
"summary": "Amazon Linux Security Advisory ALAS-2024-1908 vom 2024-01-23",
"url": "https://alas.aws.amazon.com/ALAS-2024-1908.html"
},
{
"category": "external",
"summary": "Amazon Linux Security Advisory ALAS-2024-2420 vom 2024-01-23",
"url": "https://alas.aws.amazon.com/AL2/ALAS-2024-2420.html"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6591-1 vom 2024-01-22",
"url": "https://ubuntu.com/security/notices/USN-6591-1"
},
{
"category": "external",
"summary": "Postfix Advisory vom 2024-01-22",
"url": "https://www.postfix.org/smtp-smuggling.html"
},
{
"category": "external",
"summary": "Fedora Security Advisory FEDORA-2024-C839E7294F vom 2024-01-03",
"url": "https://bodhi.fedoraproject.org/updates/FEDORA-2024-c839e7294f"
},
{
"category": "external",
"summary": "Fedora Security Advisory FEDORA-2024-5C186175F2 vom 2024-01-03",
"url": "https://bodhi.fedoraproject.org/updates/FEDORA-2024-5c186175f2"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2024:0012-1 vom 2024-01-02",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2024-January/017584.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2024:0743-1 vom 2024-03-04",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2024-March/018086.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2024:0742-1 vom 2024-03-04",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2024-March/018087.html"
},
{
"category": "external",
"summary": "Fedora Security Advisory FEDORA-EPEL-2024-8EB8988CB8 vom 2024-01-03",
"url": "https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2024-8eb8988cb8"
},
{
"category": "external",
"summary": "Fedora Security Advisory FEDORA-EPEL-2024-9BC09085C7 vom 2024-01-03",
"url": "https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2024-9bc09085c7"
},
{
"category": "external",
"summary": "Fedora Security Advisory FEDORA-2024-1EF6197A49 vom 2024-01-03",
"url": "https://bodhi.fedoraproject.org/updates/FEDORA-2024-1ef6197a49"
},
{
"category": "external",
"summary": "Fedora Security Advisory FEDORA-2024-E0841C83BB vom 2024-01-03",
"url": "https://bodhi.fedoraproject.org/updates/FEDORA-2024-e0841c83bb"
},
{
"category": "external",
"summary": "Fedora Security Advisory FEDORA-EPEL-2024-54A5C04D0C vom 2024-01-03",
"url": "https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2024-54a5c04d0c"
},
{
"category": "external",
"summary": "Debian Security Advisory DSA-5597 vom 2024-01-04",
"url": "https://lists.debian.org/debian-security-announce/2024/msg00004.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2024:1149-1 vom 2024-04-08",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2024-April/018274.html"
},
{
"category": "external",
"summary": "IBM Security Bulletin 7148150 vom 2024-04-11",
"url": "https://aix.software.ibm.com/aix/efixes/security/sendmail_advisory4.asc"
},
{
"category": "external",
"summary": "Debian Security Advisory DLA-3829 vom 2024-06-15",
"url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00004.html"
},
{
"category": "external",
"summary": "Dell Security Advisory DSA-2024-348 vom 2024-08-06",
"url": "https://www.dell.com/support/kbdoc/de-de/000227573/dsa-2024-348-security-update-for-dell-avamar-dell-networker-virtual-edition-nve-and-dell-powerprotect-dp-series-appliance-dell-integrated-data-protection-appliance-idpa-security-update-for-multiple-vulnerabilities"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2024:9243 vom 2024-11-12",
"url": "https://access.redhat.com/errata/RHSA-2024:9243"
}
],
"source_lang": "en-US",
"title": "SMTP Implementierungen: Schwachstelle erm\u00f6glicht Umgehen von Sicherheitsvorkehrungen",
"tracking": {
"current_release_date": "2024-11-11T23:00:00.000+00:00",
"generator": {
"date": "2024-11-12T12:17:22.693+00:00",
"engine": {
"name": "BSI-WID",
"version": "1.3.8"
}
},
"id": "WID-SEC-W-2023-3206",
"initial_release_date": "2023-12-21T23:00:00.000+00:00",
"revision_history": [
{
"date": "2023-12-21T23:00:00.000+00:00",
"number": "1",
"summary": "Initiale Fassung"
},
{
"date": "2023-12-26T23:00:00.000+00:00",
"number": "2",
"summary": "CVEs und Quellen erg\u00e4nzt."
},
{
"date": "2023-12-27T23:00:00.000+00:00",
"number": "3",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2024-01-02T23:00:00.000+00:00",
"number": "4",
"summary": "Neue Updates von Fedora und SUSE aufgenommen"
},
{
"date": "2024-01-03T23:00:00.000+00:00",
"number": "5",
"summary": "Neue Updates von Fedora aufgenommen"
},
{
"date": "2024-01-04T23:00:00.000+00:00",
"number": "6",
"summary": "Neue Updates von Debian aufgenommen"
},
{
"date": "2024-01-07T23:00:00.000+00:00",
"number": "7",
"summary": "Neue Updates von Debian aufgenommen"
},
{
"date": "2024-01-22T23:00:00.000+00:00",
"number": "8",
"summary": "Neue Updates von Amazon und Postfix aufgenommen"
},
{
"date": "2024-01-28T23:00:00.000+00:00",
"number": "9",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2024-01-30T23:00:00.000+00:00",
"number": "10",
"summary": "Neue Updates von Debian aufgenommen"
},
{
"date": "2024-01-31T23:00:00.000+00:00",
"number": "11",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2024-02-05T23:00:00.000+00:00",
"number": "12",
"summary": "Neue Updates von Amazon aufgenommen"
},
{
"date": "2024-03-03T23:00:00.000+00:00",
"number": "13",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2024-04-08T22:00:00.000+00:00",
"number": "14",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2024-04-11T22:00:00.000+00:00",
"number": "15",
"summary": "Neue Updates von IBM aufgenommen"
},
{
"date": "2024-06-16T22:00:00.000+00:00",
"number": "16",
"summary": "Neue Updates von Debian aufgenommen"
},
{
"date": "2024-08-05T22:00:00.000+00:00",
"number": "17",
"summary": "Neue Updates von Dell aufgenommen"
},
{
"date": "2024-11-11T23:00:00.000+00:00",
"number": "18",
"summary": "Neue Updates von Red Hat aufgenommen"
}
],
"status": "final",
"version": "18"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"category": "product_name",
"name": "Amazon Linux 2",
"product": {
"name": "Amazon Linux 2",
"product_id": "398363",
"product_identification_helper": {
"cpe": "cpe:/o:amazon:linux_2:-"
}
}
}
],
"category": "vendor",
"name": "Amazon"
},
{
"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": "Dell NetWorker",
"product": {
"name": "Dell NetWorker",
"product_id": "T024663",
"product_identification_helper": {
"cpe": "cpe:/a:dell:networker:-"
}
}
}
],
"category": "vendor",
"name": "Dell"
},
{
"branches": [
{
"category": "product_name",
"name": "EMC Avamar",
"product": {
"name": "EMC Avamar",
"product_id": "T014381",
"product_identification_helper": {
"cpe": "cpe:/a:emc:avamar:-"
}
}
}
],
"category": "vendor",
"name": "EMC"
},
{
"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",
"name": "7.3",
"product": {
"name": "IBM AIX 7.3",
"product_id": "1139691",
"product_identification_helper": {
"cpe": "cpe:/o:ibm:aix:7.3"
}
}
},
{
"category": "product_version",
"name": "7.2",
"product": {
"name": "IBM AIX 7.2",
"product_id": "434967",
"product_identification_helper": {
"cpe": "cpe:/o:ibm:aix:7.2"
}
}
}
],
"category": "product_name",
"name": "AIX"
},
{
"branches": [
{
"category": "product_version",
"name": "3.1",
"product": {
"name": "IBM VIOS 3.1",
"product_id": "1039165",
"product_identification_helper": {
"cpe": "cpe:/a:ibm:vios:3.1"
}
}
},
{
"category": "product_version",
"name": "4.1",
"product": {
"name": "IBM VIOS 4.1",
"product_id": "1522854",
"product_identification_helper": {
"cpe": "cpe:/a:ibm:vios:4.1"
}
}
}
],
"category": "product_name",
"name": "VIOS"
}
],
"category": "vendor",
"name": "IBM"
},
{
"branches": [
{
"category": "product_name",
"name": "Open Source Exim",
"product": {
"name": "Open Source Exim",
"product_id": "T007959",
"product_identification_helper": {
"cpe": "cpe:/a:exim:exim:-"
}
}
},
{
"branches": [
{
"category": "product_version_range",
"name": "\u003c3.9",
"product": {
"name": "Open Source Postfix \u003c3.9",
"product_id": "T031802"
}
},
{
"category": "product_version",
"name": "3.9",
"product": {
"name": "Open Source Postfix 3.9",
"product_id": "T031802-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:postfix:postfix:3.9"
}
}
}
],
"category": "product_name",
"name": "Postfix"
},
{
"category": "product_name",
"name": "Open Source sendmail",
"product": {
"name": "Open Source sendmail",
"product_id": "T031803",
"product_identification_helper": {
"cpe": "cpe:/a:sendmail:sendmail:-"
}
}
}
],
"category": "vendor",
"name": "Open Source"
},
{
"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": "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-2023-51764",
"notes": [
{
"category": "description",
"text": "Es existiert eine Schwachstelle in verschiedenen SMTP Implementierungen. Je nachdem, wie SMTP-Server/Software konfiguriert sind, um die End-of-Data-Sequenz zu interpretieren (z. B. CR+LF.CR+LF), kann ein Angreifer aus den Nachrichtendaten ausbrechen und SMTP-Befehle \"einschmuggeln\", um gef\u00e4lschte E-Mails zu versenden, die die SPF-Pr\u00fcfungen umgehen. Ein entfernter, anonymer Angreifer kann diese Schwachstelle ausnutzen, um Sicherheitsvorkehrungen zu umgehen."
}
],
"product_status": {
"known_affected": [
"67646",
"434967",
"T007959",
"1039165",
"1522854",
"74185",
"1139691",
"T014381",
"2951",
"T002207",
"T000126",
"T024663",
"T031803",
"T031802",
"398363"
]
},
"release_date": "2023-12-21T23:00:00.000+00:00",
"title": "CVE-2023-51764"
},
{
"cve": "CVE-2023-51765",
"notes": [
{
"category": "description",
"text": "Es existiert eine Schwachstelle in verschiedenen SMTP Implementierungen. Je nachdem, wie SMTP-Server/Software konfiguriert sind, um die End-of-Data-Sequenz zu interpretieren (z. B. CR+LF.CR+LF), kann ein Angreifer aus den Nachrichtendaten ausbrechen und SMTP-Befehle \"einschmuggeln\", um gef\u00e4lschte E-Mails zu versenden, die die SPF-Pr\u00fcfungen umgehen. Ein entfernter, anonymer Angreifer kann diese Schwachstelle ausnutzen, um Sicherheitsvorkehrungen zu umgehen."
}
],
"product_status": {
"known_affected": [
"67646",
"434967",
"T007959",
"1039165",
"1522854",
"74185",
"1139691",
"T014381",
"2951",
"T002207",
"T000126",
"T024663",
"T031803",
"T031802",
"398363"
]
},
"release_date": "2023-12-21T23:00:00.000+00:00",
"title": "CVE-2023-51765"
},
{
"cve": "CVE-2023-51766",
"notes": [
{
"category": "description",
"text": "Es existiert eine Schwachstelle in verschiedenen SMTP Implementierungen. Je nachdem, wie SMTP-Server/Software konfiguriert sind, um die End-of-Data-Sequenz zu interpretieren (z. B. CR+LF.CR+LF), kann ein Angreifer aus den Nachrichtendaten ausbrechen und SMTP-Befehle \"einschmuggeln\", um gef\u00e4lschte E-Mails zu versenden, die die SPF-Pr\u00fcfungen umgehen. Ein entfernter, anonymer Angreifer kann diese Schwachstelle ausnutzen, um Sicherheitsvorkehrungen zu umgehen."
}
],
"product_status": {
"known_affected": [
"67646",
"434967",
"T007959",
"1039165",
"1522854",
"74185",
"1139691",
"T014381",
"2951",
"T002207",
"T000126",
"T024663",
"T031803",
"T031802",
"398363"
]
},
"release_date": "2023-12-21T23:00:00.000+00:00",
"title": "CVE-2023-51766"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.