WID-SEC-W-2023-2836
Vulnerability from csaf_certbund - Published: 2021-01-18 23:00 - Updated: 2023-11-06 23:00Summary
dnsmasq: 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: Dnsmasq ist ein leichtgewichtiger DNS- und DHCP Server.
Angriff: Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in dnsmasq und mehreren Cisco Produkten ausnutzen, um beliebigen Programmcode auszuführen und um den DNS Cache zu manipulieren.
Betroffene Betriebssysteme: - UNIX
- Linux
- CISCO Appliance
- Appliance
In dnsmasq und mehreren Cisco Produkten existieren mehrere Schwachstellen aufgrund von Buffer-Overflows und fehlerhafter Eingabeprüfungen. Ein entfernter, anonymer Angreifer kann dadurch beliebigen Code im Kontext des Dienstes zur Ausführung bringen oder DNS Cache-Poisoning Angriffe durchführen.
In dnsmasq und mehreren Cisco Produkten existieren mehrere Schwachstellen aufgrund von Buffer-Overflows und fehlerhafter Eingabeprüfungen. Ein entfernter, anonymer Angreifer kann dadurch beliebigen Code im Kontext des Dienstes zur Ausführung bringen oder DNS Cache-Poisoning Angriffe durchführen.
In dnsmasq und mehreren Cisco Produkten existieren mehrere Schwachstellen aufgrund von Buffer-Overflows und fehlerhafter Eingabeprüfungen. Ein entfernter, anonymer Angreifer kann dadurch beliebigen Code im Kontext des Dienstes zur Ausführung bringen oder DNS Cache-Poisoning Angriffe durchführen.
In dnsmasq und mehreren Cisco Produkten existieren mehrere Schwachstellen aufgrund von Buffer-Overflows und fehlerhafter Eingabeprüfungen. Ein entfernter, anonymer Angreifer kann dadurch beliebigen Code im Kontext des Dienstes zur Ausführung bringen oder DNS Cache-Poisoning Angriffe durchführen.
In dnsmasq und mehreren Cisco Produkten existieren mehrere Schwachstellen aufgrund von Buffer-Overflows und fehlerhafter Eingabeprüfungen. Ein entfernter, anonymer Angreifer kann dadurch beliebigen Code im Kontext des Dienstes zur Ausführung bringen oder DNS Cache-Poisoning Angriffe durchführen.
In dnsmasq und mehreren Cisco Produkten existieren mehrere Schwachstellen aufgrund von Buffer-Overflows und fehlerhafter Eingabeprüfungen. Ein entfernter, anonymer Angreifer kann dadurch beliebigen Code im Kontext des Dienstes zur Ausführung bringen oder DNS Cache-Poisoning Angriffe durchführen.
In dnsmasq und mehreren Cisco Produkten existieren mehrere Schwachstellen aufgrund von Buffer-Overflows und fehlerhafter Eingabeprüfungen. Ein entfernter, anonymer Angreifer kann dadurch beliebigen Code im Kontext des Dienstes zur Ausführung bringen oder DNS Cache-Poisoning Angriffe durchführen.
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": "Dnsmasq ist ein leichtgewichtiger DNS- und DHCP Server.",
"title": "Produktbeschreibung"
},
{
"category": "summary",
"text": "Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in dnsmasq und mehreren Cisco Produkten ausnutzen, um beliebigen Programmcode auszuf\u00fchren und um den DNS Cache zu manipulieren.",
"title": "Angriff"
},
{
"category": "general",
"text": "- UNIX\n- Linux\n- CISCO Appliance\n- Appliance",
"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-2023-2836 - CSAF Version",
"url": "https://wid.cert-bund.de/.well-known/csaf/white/2021/wid-sec-w-2023-2836.json"
},
{
"category": "self",
"summary": "WID-SEC-2023-2836 - Portal Version",
"url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-2836"
},
{
"category": "external",
"summary": "Oracle Linux Security Advisory ELSA-2023-12971 vom 2023-11-06",
"url": "https://linux.oracle.com/errata/ELSA-2023-12971.html"
},
{
"category": "external",
"summary": "Oracle Linux Security Advisory ELSA-2023-12972 vom 2023-11-06",
"url": "https://linux.oracle.com/errata/ELSA-2023-12972.html"
},
{
"category": "external",
"summary": "Debian Security Advisory DLA-2604 vom 2021-03-22",
"url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00027.html"
},
{
"category": "external",
"summary": "Cisco Security Advisory CISCO-SA-DNSMASQ-DNS-2021-C5MRDF3G vom 2021-01-18",
"url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dnsmasq-dns-2021-c5mrdf3g"
},
{
"category": "external",
"summary": "DNSpooq Attack vom 2021-01-18",
"url": "https://www.jsof-tech.com/disclosures/dnspooq/"
},
{
"category": "external",
"summary": "Arista Security Advisory 61 vom 2021-01-19",
"url": "https://www.arista.com/en/support/advisories-notices/security-advisories/12135-security-advisory-61"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-4698-1 vom 2021-01-19",
"url": "https://usn.ubuntu.com/4698-1"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2021:0150 vom 2021-01-19",
"url": "https://access.redhat.com/errata/RHSA-2021:0150"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2021:0151 vom 2021-01-19",
"url": "https://access.redhat.com/errata/RHSA-2021:0151"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2021:0152 vom 2021-01-19",
"url": "https://access.redhat.com/errata/RHSA-2021:0152"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2021:0153 vom 2021-01-19",
"url": "https://access.redhat.com/errata/RHSA-2021:0153"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2021:0154 vom 2021-01-19",
"url": "https://access.redhat.com/errata/RHSA-2021:0154"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2021:0155 vom 2021-01-19",
"url": "https://access.redhat.com/errata/RHSA-2021:0155"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2021:0156 vom 2021-01-19",
"url": "https://access.redhat.com/errata/RHSA-2021:0156"
},
{
"category": "external",
"summary": "Oracle Linux Security Advisory ELSA-2021-0153 vom 2021-01-19",
"url": "http://linux.oracle.com/errata/ELSA-2021-0153.html"
},
{
"category": "external",
"summary": "Oracle Linux Security Advisory ELSA-2021-0150 vom 2021-01-20",
"url": "https://linux.oracle.com/errata/ELSA-2021-0150.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2021:0163-1 vom 2021-01-19",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2021-January/008222.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2021:14603-1 vom 2021-01-19",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2021-January/008224.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2021:0166-1 vom 2021-01-19",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2021-January/008223.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2021:0162-1 vom 2021-01-19",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2021-January/008225.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2021:14604-1 vom 2021-01-19",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2021-January/008226.html"
},
{
"category": "external",
"summary": "ICS CERT Advisory ICSA-21-019-01 vom 2021-01-19",
"url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-019-01"
},
{
"category": "external",
"summary": "Changelog dnsmasq",
"url": "http://www.thekelleys.org.uk/dnsmasq/CHANGELOG"
},
{
"category": "external",
"summary": "Arch Linux Security Advisory ASA-202101-38 vom 2021-01-21",
"url": "https://security.archlinux.org/ASA-202101-38/generate"
},
{
"category": "external",
"summary": "Synology Security Advisory SYNOLOGY-SA-21:01 vom 2021-01-25",
"url": "https://www.synology.com/en-global/support/security/Synology_SA_21_01"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2021:0240 vom 2021-01-25",
"url": "https://access.redhat.com/errata/RHSA-2021:0240"
},
{
"category": "external",
"summary": "Gentoo Linux Security Advisory GLSA-202101-17 vom 2021-01-25",
"url": "https://security.gentoo.org/glsa/202101-17"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2021:0245 vom 2021-01-25",
"url": "https://access.redhat.com/errata/RHSA-2021:0245"
},
{
"category": "external",
"summary": "CentOS Security Advisory CESA-2021:0153 vom 2021-01-26",
"url": "http://centos-announce.2309468.n4.nabble.com/CentOS-announce-CESA-2021-0153-Moderate-CentOS-7-dnsmasq-Security-Update-tp4646120.html"
},
{
"category": "external",
"summary": "Zyxel security advisory for DNSpooq vom 2021-01-26",
"url": "https://www.zyxel.com/support/DNSpooq.shtml"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2021:0281 vom 2021-02-03",
"url": "https://access.redhat.com/errata/RHSA-2021:0281"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2021:0395 vom 2021-02-03",
"url": "https://access.redhat.com/errata/RHSA-2021:0395"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2021:0401 vom 2021-02-03",
"url": "https://access.redhat.com/errata/RHSA-2021:0401"
},
{
"category": "external",
"summary": "Amazon Linux Security Advisory ALAS-2021-1587 vom 2021-02-03",
"url": "https://alas.aws.amazon.com/AL2/ALAS-2021-1587.html"
},
{
"category": "external",
"summary": "Debian Security Advisory DSA-4844 vom 2021-02-04",
"url": "https://www.debian.org/security/2021/dsa-4844"
},
{
"category": "external",
"summary": "Aruba Product Security Advisory",
"url": "https://www.arubanetworks.com/assets/alert/ARUBA-PSA-2021-006.txt"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-4698-2 vom 2021-02-24",
"url": "https://ubuntu.com/security/notices/USN-4698-2"
},
{
"category": "external",
"summary": "AVAYA Security Advisory ASA-2021-006 vom 2021-03-03",
"url": "https://downloads.avaya.com/css/P8/documents/101074267"
},
{
"category": "external",
"summary": "QNAP Security Advisory QSA-21-09 vom 2021-06-30",
"url": "https://www.qnap.com/de-de/security-advisory/QSA-21-09"
}
],
"source_lang": "en-US",
"title": "dnsmasq: Mehrere Schwachstellen",
"tracking": {
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{
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"number": "2",
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{
"date": "2021-01-20T23:00:00.000+00:00",
"number": "3",
"summary": "Neue Updates von Arch Linux aufgenommen"
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{
"date": "2021-01-24T23:00:00.000+00:00",
"number": "4",
"summary": "Neue Updates von Synology aufgenommen"
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{
"date": "2021-01-25T23:00:00.000+00:00",
"number": "5",
"summary": "Neue Updates von Red Hat und Gentoo aufgenommen"
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{
"date": "2021-01-26T23:00:00.000+00:00",
"number": "6",
"summary": "Neue Updates von CentOS aufgenommen"
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{
"date": "2021-02-02T23:00:00.000+00:00",
"number": "7",
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{
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{
"date": "2021-02-04T23:00:00.000+00:00",
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{
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"summary": "Neue Updates von Ubuntu aufgenommen"
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{
"date": "2021-03-04T23:00:00.000+00:00",
"number": "12",
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{
"date": "2021-03-22T23:00:00.000+00:00",
"number": "13",
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{
"date": "2021-06-30T22:00:00.000+00:00",
"number": "14",
"summary": "Neue Updates von QNAP aufgenommen"
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{
"date": "2023-11-06T23:00:00.000+00:00",
"number": "15",
"summary": "Neue Updates von Oracle Linux aufgenommen"
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"status": "final",
"version": "15"
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"name": "Oracle"
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}
}
],
"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": "Synology DiskStation Manager",
"product": {
"name": "Synology DiskStation Manager",
"product_id": "450918",
"product_identification_helper": {
"cpe": "cpe:/a:synology:diskstation_manager:-"
}
}
}
],
"category": "vendor",
"name": "Synology"
},
{
"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-2020-25681",
"notes": [
{
"category": "description",
"text": "In dnsmasq und mehreren Cisco Produkten existieren mehrere Schwachstellen aufgrund von Buffer-Overflows und fehlerhafter Eingabepr\u00fcfungen. Ein entfernter, anonymer Angreifer kann dadurch beliebigen Code im Kontext des Dienstes zur Ausf\u00fchrung bringen oder DNS Cache-Poisoning Angriffe durchf\u00fchren."
}
],
"product_status": {
"known_affected": [
"2070",
"T003264",
"67646",
"T006515",
"T012215",
"T015127",
"T015126",
"T004914",
"450918",
"T018120",
"T018121",
"398363",
"T007065",
"T013516",
"T015518",
"T015516",
"T013312",
"T012167",
"T016785",
"T015211",
"T016243",
"T017100",
"2951",
"T002207",
"T000126",
"1727"
]
},
"release_date": "2021-01-18T23:00:00.000+00:00",
"title": "CVE-2020-25681"
},
{
"cve": "CVE-2020-25682",
"notes": [
{
"category": "description",
"text": "In dnsmasq und mehreren Cisco Produkten existieren mehrere Schwachstellen aufgrund von Buffer-Overflows und fehlerhafter Eingabepr\u00fcfungen. Ein entfernter, anonymer Angreifer kann dadurch beliebigen Code im Kontext des Dienstes zur Ausf\u00fchrung bringen oder DNS Cache-Poisoning Angriffe durchf\u00fchren."
}
],
"product_status": {
"known_affected": [
"2070",
"T003264",
"67646",
"T006515",
"T012215",
"T015127",
"T015126",
"T004914",
"450918",
"T018120",
"T018121",
"398363",
"T007065",
"T013516",
"T015518",
"T015516",
"T013312",
"T012167",
"T016785",
"T015211",
"T016243",
"T017100",
"2951",
"T002207",
"T000126",
"1727"
]
},
"release_date": "2021-01-18T23:00:00.000+00:00",
"title": "CVE-2020-25682"
},
{
"cve": "CVE-2020-25683",
"notes": [
{
"category": "description",
"text": "In dnsmasq und mehreren Cisco Produkten existieren mehrere Schwachstellen aufgrund von Buffer-Overflows und fehlerhafter Eingabepr\u00fcfungen. Ein entfernter, anonymer Angreifer kann dadurch beliebigen Code im Kontext des Dienstes zur Ausf\u00fchrung bringen oder DNS Cache-Poisoning Angriffe durchf\u00fchren."
}
],
"product_status": {
"known_affected": [
"2070",
"T003264",
"67646",
"T006515",
"T012215",
"T015127",
"T015126",
"T004914",
"450918",
"T018120",
"T018121",
"398363",
"T007065",
"T013516",
"T015518",
"T015516",
"T013312",
"T012167",
"T016785",
"T015211",
"T016243",
"T017100",
"2951",
"T002207",
"T000126",
"1727"
]
},
"release_date": "2021-01-18T23:00:00.000+00:00",
"title": "CVE-2020-25683"
},
{
"cve": "CVE-2020-25684",
"notes": [
{
"category": "description",
"text": "In dnsmasq und mehreren Cisco Produkten existieren mehrere Schwachstellen aufgrund von Buffer-Overflows und fehlerhafter Eingabepr\u00fcfungen. Ein entfernter, anonymer Angreifer kann dadurch beliebigen Code im Kontext des Dienstes zur Ausf\u00fchrung bringen oder DNS Cache-Poisoning Angriffe durchf\u00fchren."
}
],
"product_status": {
"known_affected": [
"2070",
"T003264",
"67646",
"T006515",
"T012215",
"T015127",
"T015126",
"T004914",
"450918",
"T018120",
"T018121",
"398363",
"T007065",
"T013516",
"T015518",
"T015516",
"T013312",
"T012167",
"T016785",
"T015211",
"T016243",
"T017100",
"2951",
"T002207",
"T000126",
"1727"
]
},
"release_date": "2021-01-18T23:00:00.000+00:00",
"title": "CVE-2020-25684"
},
{
"cve": "CVE-2020-25685",
"notes": [
{
"category": "description",
"text": "In dnsmasq und mehreren Cisco Produkten existieren mehrere Schwachstellen aufgrund von Buffer-Overflows und fehlerhafter Eingabepr\u00fcfungen. Ein entfernter, anonymer Angreifer kann dadurch beliebigen Code im Kontext des Dienstes zur Ausf\u00fchrung bringen oder DNS Cache-Poisoning Angriffe durchf\u00fchren."
}
],
"product_status": {
"known_affected": [
"2070",
"T003264",
"67646",
"T006515",
"T012215",
"T015127",
"T015126",
"T004914",
"450918",
"T018120",
"T018121",
"398363",
"T007065",
"T013516",
"T015518",
"T015516",
"T013312",
"T012167",
"T016785",
"T015211",
"T016243",
"T017100",
"2951",
"T002207",
"T000126",
"1727"
]
},
"release_date": "2021-01-18T23:00:00.000+00:00",
"title": "CVE-2020-25685"
},
{
"cve": "CVE-2020-25686",
"notes": [
{
"category": "description",
"text": "In dnsmasq und mehreren Cisco Produkten existieren mehrere Schwachstellen aufgrund von Buffer-Overflows und fehlerhafter Eingabepr\u00fcfungen. Ein entfernter, anonymer Angreifer kann dadurch beliebigen Code im Kontext des Dienstes zur Ausf\u00fchrung bringen oder DNS Cache-Poisoning Angriffe durchf\u00fchren."
}
],
"product_status": {
"known_affected": [
"2070",
"T003264",
"67646",
"T006515",
"T012215",
"T015127",
"T015126",
"T004914",
"450918",
"T018120",
"T018121",
"398363",
"T007065",
"T013516",
"T015518",
"T015516",
"T013312",
"T012167",
"T016785",
"T015211",
"T016243",
"T017100",
"2951",
"T002207",
"T000126",
"1727"
]
},
"release_date": "2021-01-18T23:00:00.000+00:00",
"title": "CVE-2020-25686"
},
{
"cve": "CVE-2020-25687",
"notes": [
{
"category": "description",
"text": "In dnsmasq und mehreren Cisco Produkten existieren mehrere Schwachstellen aufgrund von Buffer-Overflows und fehlerhafter Eingabepr\u00fcfungen. Ein entfernter, anonymer Angreifer kann dadurch beliebigen Code im Kontext des Dienstes zur Ausf\u00fchrung bringen oder DNS Cache-Poisoning Angriffe durchf\u00fchren."
}
],
"product_status": {
"known_affected": [
"2070",
"T003264",
"67646",
"T006515",
"T012215",
"T015127",
"T015126",
"T004914",
"450918",
"T018120",
"T018121",
"398363",
"T007065",
"T013516",
"T015518",
"T015516",
"T013312",
"T012167",
"T016785",
"T015211",
"T016243",
"T017100",
"2951",
"T002207",
"T000126",
"1727"
]
},
"release_date": "2021-01-18T23:00:00.000+00:00",
"title": "CVE-2020-25687"
}
]
}
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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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