Low
node-chownr — security advisory
A TOCTOU issue in the chownr package before 1.1.0 for Node.js 10.10 could allow a local attacker to trick it into descending into unintended directories via symlink attacks.
- Products
- node-chownr
- Affected versions
- 1.1.1-1, 1.1.3-3, 1.1.3-5, 2.0.0-1, 2.0.0-2, 2.0.0-3, 3.0.0-2, 3.0.0-4
- Fixed versions
- Not specified
- CVEs
- CVE-2017-18869
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 00:22 UTC · Revision 1
Source evidence
A TOCTOU issue in the chownr package before 1.1.0 for Node.js 10.10 could allow a local attacker to trick it into descending into unintended directories via symlink attacks.
osv:UBUNTU-CVE-2017-18869
node-chownr
Fixed versions: Not specified
node-chownr
Fixed versions: Not specified
node-chownr
Fixed versions: Not specified
node-chownr
Fixed versions: Not specified
node-chownr
Fixed versions: Not specified
node-chownr
Fixed versions: Not specified
Complete source record
{
"id": "d14c3cde1b7961f7fbd9e716ea6ea2278a80c30ad5460877ce1b1f104a0bf48c",
"url": "https://osv.dev/vulnerability/UBUNTU-CVE-2017-18869",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "UBUNTU-CVE-2017-18869",
"summary": "A TOCTOU issue in the chownr package before 1.1.0 for Node.js 10.10 could allow a local attacker to trick it into descending into unintended directories via symlink attacks.",
"evidence": "osv:UBUNTU-CVE-2017-18869",
"products": [
{
"name": {
"value": "node-chownr",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.1.1-1",
"evidence": "/affected/0/versions"
},
{
"value": "1.1.3-3",
"evidence": "/affected/0/versions"
}
]
},
{
"name": {
"value": "node-chownr",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.1.3-5",
"evidence": "/affected/1/versions"
},
{
"value": "2.0.0-1",
"evidence": "/affected/1/versions"
}
]
},
{
"name": {
"value": "node-chownr",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "2.0.0-2",
"evidence": "/affected/2/versions"
}
]
},
{
"name": {
"value": "node-chownr",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "2.0.0-3",
"evidence": "/affected/3/versions"
}
]
},
{
"name": {
"value": "node-chownr",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "3.0.0-2",
"evidence": "/affected/4/versions"
},
{
"value": "3.0.0-4",
"evidence": "/affected/4/versions"
}
]
},
{
"name": {
"value": "node-chownr",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "2.0.0-3",
"evidence": "/affected/5/versions"
},
{
"value": "3.0.0-2",
"evidence": "/affected/5/versions"
}
]
}
],
"severity": "low",
"structured": {
"id": "UBUNTU-CVE-2017-18869",
"aliases": [
"UBUNTU-CVE-2017-18869"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N"
},
{
"type": "Ubuntu",
"score": "medium"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "node-chownr",
"purl": "pkg:deb/ubuntu/node-chownr?arch=source&distro=focal",
"ecosystem": "Ubuntu:20.04:LTS"
},
"versions": [
"1.1.1-1",
"1.1.3-3"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-18869.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "node-chownr",
"binary_version": "1.1.3-3"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "node-chownr",
"purl": "pkg:deb/ubuntu/node-chownr?arch=source&distro=jammy",
"ecosystem": "Ubuntu:22.04:LTS"
},
"versions": [
"1.1.3-5",
"2.0.0-1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-18869.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "node-chownr",
"binary_version": "2.0.0-1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "node-chownr",
"purl": "pkg:deb/ubuntu/node-chownr?arch=source&distro=noble",
"ecosystem": "Ubuntu:24.04:LTS"
},
"versions": [
"2.0.0-2"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-18869.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "node-chownr",
"binary_version": "2.0.0-2"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "node-chownr",
"purl": "pkg:deb/ubuntu/node-chownr?arch=source&distro=questing",
"ecosystem": "Ubuntu:25.10"
},
"versions": [
"2.0.0-3"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-18869.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "node-chownr",
"binary_version": "2.0.0-3"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "node-chownr",
"purl": "pkg:deb/ubuntu/node-chownr?arch=source&distro=stonking",
"ecosystem": "Ubuntu:26.10"
},
"versions": [
"3.0.0-2",
"3.0.0-4"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-18869.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "node-chownr",
"binary_version": "3.0.0-4"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "node-chownr",
"purl": "pkg:deb/ubuntu/node-chownr?arch=source&distro=resolute",
"ecosystem": "Ubuntu:26.04:LTS"
},
"versions": [
"2.0.0-3",
"3.0.0-2"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-18869.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "node-chownr",
"binary_version": "3.0.0-2"
}
]
}
}
],
"modified": "2026-10-17T12:53:19.465370181Z",
"provider": "osv",
"upstream": [
"CVE-2017-18869"
],
"references": [
"https://ubuntu.com/security/CVE-2017-18869",
"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=863985",
"https://bugzilla.redhat.com/show_bug.cgi?id=1611614",
"https://github.com/isaacs/chownr/issues/14",
"https://snyk.io/vuln/npm:chownr:20180731",
"https://www.cve.org/CVERecord?id=CVE-2017-18869"
]
},
"related_cves": [
{
"value": "CVE-2017-18869",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 353419,
"published_at": "2020-06-15T15:15:00+00:00"
}