Vulnerability Instance
Lookup for vulnerabilities affecting packages.
GET /api/vulnerabilities/53016?format=api
{ "url": "http://public2.vulnerablecode.io/api/vulnerabilities/53016?format=api", "vulnerability_id": "VCID-9qdm-4xaz-qqhd", "summary": "Time-of-check Time-of-use (TOCTOU) Race Condition in chownr\nA 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.", "aliases": [ { "alias": "CVE-2017-18869" }, { "alias": "GHSA-c6rq-rjc2-86v2" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/932139?format=api", "purl": "pkg:deb/debian/node-chownr@1.1.1-1?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/node-chownr@1.1.1-1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/932140?format=api", "purl": "pkg:deb/debian/node-chownr@1.1.3-5?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/node-chownr@1.1.3-5%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/932138?format=api", "purl": "pkg:deb/debian/node-chownr@2.0.0-2?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/node-chownr@2.0.0-2%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/932142?format=api", "purl": "pkg:deb/debian/node-chownr@2.0.0-3?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/node-chownr@2.0.0-3%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/932141?format=api", "purl": "pkg:deb/debian/node-chownr@3.0.0-2?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/node-chownr@3.0.0-2%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/80667?format=api", "purl": "pkg:npm/chownr@1.1.0", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/chownr@1.1.0" } ], "affected_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/208220?format=api", "purl": "pkg:npm/chownr@0.0.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-9qdm-4xaz-qqhd" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/chownr@0.0.1" }, { "url": "http://public2.vulnerablecode.io/api/packages/208221?format=api", "purl": "pkg:npm/chownr@0.0.2", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-9qdm-4xaz-qqhd" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/chownr@0.0.2" }, { "url": "http://public2.vulnerablecode.io/api/packages/208222?format=api", "purl": "pkg:npm/chownr@1.0.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-9qdm-4xaz-qqhd" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/chownr@1.0.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/208223?format=api", "purl": "pkg:npm/chownr@1.0.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-9qdm-4xaz-qqhd" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/chownr@1.0.1" }, { "url": "http://public2.vulnerablecode.io/api/packages/104637?format=api", "purl": "pkg:rpm/redhat/rh-nodejs8-nodejs@8.17.0-2?arch=el7", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-28g1-8vqv-1ugx" }, { "vulnerability": "VCID-3qmf-2f2m-fbes" }, { "vulnerability": "VCID-9qdm-4xaz-qqhd" }, { "vulnerability": "VCID-k3gg-stck-7ydy" }, { "vulnerability": "VCID-k6bh-s1cq-n3a7" }, { "vulnerability": "VCID-wb61-6cxb-5kfa" }, { "vulnerability": "VCID-xja2-hbkk-cyc7" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/rh-nodejs8-nodejs@8.17.0-2%3Farch=el7" } ], "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-18869.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.7", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-18869.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2017-18869", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00048", "scoring_system": "epss", "scoring_elements": "0.14974", "published_at": "2026-05-14T12:55:00Z" }, { "value": "0.00048", "scoring_system": "epss", "scoring_elements": "0.14896", "published_at": "2026-05-12T12:55:00Z" }, { "value": "0.00048", "scoring_system": "epss", "scoring_elements": "0.14851", "published_at": "2026-05-11T12:55:00Z" }, { "value": "0.00048", "scoring_system": "epss", "scoring_elements": "0.14859", "published_at": "2026-05-09T12:55:00Z" }, { "value": "0.00048", "scoring_system": "epss", "scoring_elements": "0.1477", "published_at": "2026-05-07T12:55:00Z" }, { "value": "0.00048", "scoring_system": "epss", "scoring_elements": "0.14643", "published_at": "2026-05-05T12:55:00Z" }, { "value": "0.00048", "scoring_system": "epss", "scoring_elements": "0.14761", "published_at": "2026-04-29T12:55:00Z" }, { "value": "0.00048", "scoring_system": "epss", "scoring_elements": "0.14816", "published_at": "2026-04-26T12:55:00Z" }, { "value": "0.00048", "scoring_system": "epss", "scoring_elements": "0.14817", "published_at": "2026-04-24T12:55:00Z" }, { "value": "0.00115", "scoring_system": "epss", "scoring_elements": "0.30272", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.00115", "scoring_system": "epss", "scoring_elements": "0.30192", "published_at": "2026-04-01T12:55:00Z" }, { "value": "0.00115", "scoring_system": "epss", "scoring_elements": "0.30223", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.00115", "scoring_system": "epss", "scoring_elements": "0.3009", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.00115", "scoring_system": "epss", "scoring_elements": "0.30149", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.00115", "scoring_system": "epss", "scoring_elements": "0.30185", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.00115", "scoring_system": "epss", "scoring_elements": "0.30188", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.00115", "scoring_system": "epss", "scoring_elements": "0.30145", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.00115", "scoring_system": "epss", "scoring_elements": "0.30095", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.00115", "scoring_system": "epss", "scoring_elements": "0.30109", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.00115", "scoring_system": "epss", "scoring_elements": "0.30089", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.00115", "scoring_system": "epss", "scoring_elements": "0.30043", "published_at": "2026-04-21T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2017-18869" }, { "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=863985", "reference_id": "", "reference_type": "", "scores": [ { "value": "2.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N" }, { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=863985" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1611614", "reference_id": "", "reference_type": "", "scores": [ { "value": "2.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N" }, { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1611614" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-18869", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-18869" }, { "reference_url": "https://github.com/isaacs/chownr/commit/36a93e3f0a220062c47b237cf6ab6d5f55cd79c9", "reference_id": "", "reference_type": "", "scores": [ { "value": "2.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N" }, { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/isaacs/chownr/commit/36a93e3f0a220062c47b237cf6ab6d5f55cd79c9" }, { "reference_url": "https://github.com/isaacs/chownr/commit/a631d841022880e5c8d694408a7e96d6d576d0ce", "reference_id": "", "reference_type": "", "scores": [ { "value": "2.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N" }, { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/isaacs/chownr/commit/a631d841022880e5c8d694408a7e96d6d576d0ce" }, { "reference_url": "https://github.com/isaacs/chownr/issues/14", "reference_id": "", "reference_type": "", "scores": [ { "value": "2.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N" }, { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/isaacs/chownr/issues/14" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2017-18869", "reference_id": "", "reference_type": "", "scores": [ { "value": "2.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N" }, { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-18869" }, { "reference_url": "https://snyk.io/vuln/npm:chownr:20180731", "reference_id": "", "reference_type": "", "scores": [ { "value": "2.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N" }, { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://snyk.io/vuln/npm:chownr:20180731" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1611613", "reference_id": "1611613", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1611613" }, { "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=909024", "reference_id": "909024", "reference_type": "", "scores": [], "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=909024" }, { "reference_url": "https://github.com/advisories/GHSA-c6rq-rjc2-86v2", "reference_id": "GHSA-c6rq-rjc2-86v2", "reference_type": "", "scores": [ { "value": "LOW", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-c6rq-rjc2-86v2" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2020:2625", "reference_id": "RHSA-2020:2625", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2020:2625" } ], "weaknesses": [ { "cwe_id": 367, "name": "Time-of-check Time-of-use (TOCTOU) Race Condition", "description": "The product checks the state of a resource before using that resource, but the resource's state can change between the check and the use in a way that invalidates the results of the check. This can cause the product to perform invalid actions when the resource is in an unexpected state." }, { "cwe_id": 1035, "name": "OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities", "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2017." }, { "cwe_id": 937, "name": "OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities", "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2013." } ], "exploits": [], "severity_range_score": "0.1 - 7.7", "exploitability": "0.5", "weighted_severity": "6.9", "risk_score": 3.5, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-9qdm-4xaz-qqhd" }