MediumFix available
docker.io — security advisory
An issue was discovered in Docker Engine before 19.03.11. An attacker in a container, with the CAP_NET_RAW capability, can craft IPv6 router advertisements, and consequently spoof external IPv6 hosts, obtain sensitive information, or cause a denial of service.
- Products
- docker.io
- Affected versions
- Not specified
- Fixed versions
- 19.03.11+dfsg1-1
- CVEs
- CVE-2020-13401
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 12:34 UTC · Revision 1
Source evidence
An issue was discovered in Docker Engine before 19.03.11. An attacker in a container, with the CAP_NET_RAW capability, can craft IPv6 router advertisements, and consequently spoof external IPv6 hosts, obtain sensitive information, or cause a denial of service.
osv:DEBIAN-CVE-2020-13401
docker.io
Fixed versions: 19.03.11+dfsg1-1
docker.io
Fixed versions: 19.03.11+dfsg1-1
docker.io
Fixed versions: 19.03.11+dfsg1-1
Complete source record
{
"id": "697fb4490f6105821a606333e389c294a9aedfb818b6d7de99434960c9e7a6ad",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2020-13401",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2020-13401",
"summary": "An issue was discovered in Docker Engine before 19.03.11. An attacker in a container, with the CAP_NET_RAW capability, can craft IPv6 router advertisements, and consequently spoof external IPv6 hosts, obtain sensitive information, or cause a denial of service.",
"evidence": "osv:DEBIAN-CVE-2020-13401",
"products": [
{
"name": {
"value": "docker.io",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "19.03.11+dfsg1-1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "docker.io",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "19.03.11+dfsg1-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "docker.io",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "19.03.11+dfsg1-1",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "medium",
"structured": {
"id": "DEBIAN-CVE-2020-13401",
"aliases": [
"DEBIAN-CVE-2020-13401"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "19.03.11+dfsg1-1"
}
]
}
],
"package": {
"name": "docker.io",
"purl": "pkg:deb/debian/docker.io?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-13401.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "19.03.11+dfsg1-1"
}
]
}
],
"package": {
"name": "docker.io",
"purl": "pkg:deb/debian/docker.io?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-13401.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "19.03.11+dfsg1-1"
}
]
}
],
"package": {
"name": "docker.io",
"purl": "pkg:deb/debian/docker.io?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-13401.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-26T12:00:34.076131800Z",
"provider": "osv",
"upstream": [
"CVE-2020-13401"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2020-13401"
]
},
"related_cves": [
{
"value": "CVE-2020-13401",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 451215,
"published_at": "2020-06-02T14:15:10.77+00:00"
}