Vulnerability Instance

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{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/83173?format=api",
    "vulnerability_id": "VCID-w9fj-dfb7-z3gd",
    "summary": "shadow-utils: useradd-mkdirs.patch creates intermediate directories with 0777",
    "aliases": [
        {
            "alias": "CVE-2018-16588"
        }
    ],
    "fixed_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/939302?format=api",
            "purl": "pkg:deb/debian/shadow@0?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/shadow@0%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/939303?format=api",
            "purl": "pkg:deb/debian/shadow@1:4.8.1-1?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-shuq-ufcc-ruf5"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/shadow@1:4.8.1-1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/939301?format=api",
            "purl": "pkg:deb/debian/shadow@1:4.13%2Bdfsg1-1%2Bdeb12u2?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/shadow@1:4.13%252Bdfsg1-1%252Bdeb12u2%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/939306?format=api",
            "purl": "pkg:deb/debian/shadow@1:4.17.4-2?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/shadow@1:4.17.4-2%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/939304?format=api",
            "purl": "pkg:deb/debian/shadow@1:4.19.3-1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/shadow@1:4.19.3-1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/939305?format=api",
            "purl": "pkg:deb/debian/shadow@1:4.19.3-2?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/shadow@1:4.19.3-2%3Fdistro=trixie"
        }
    ],
    "affected_packages": [],
    "references": [
        {
            "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-16588.json",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "4.4",
                    "scoring_system": "cvssv3",
                    "scoring_elements": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N"
                }
            ],
            "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-16588.json"
        },
        {
            "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2018-16588",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "0.00044",
                    "scoring_system": "epss",
                    "scoring_elements": "0.13543",
                    "published_at": "2026-04-01T12:55:00Z"
                },
                {
                    "value": "0.00044",
                    "scoring_system": "epss",
                    "scoring_elements": "0.13643",
                    "published_at": "2026-04-02T12:55:00Z"
                },
                {
                    "value": "0.00044",
                    "scoring_system": "epss",
                    "scoring_elements": "0.13704",
                    "published_at": "2026-04-04T12:55:00Z"
                },
                {
                    "value": "0.00044",
                    "scoring_system": "epss",
                    "scoring_elements": "0.13507",
                    "published_at": "2026-04-21T12:55:00Z"
                },
                {
                    "value": "0.00044",
                    "scoring_system": "epss",
                    "scoring_elements": "0.13588",
                    "published_at": "2026-04-08T12:55:00Z"
                },
                {
                    "value": "0.00044",
                    "scoring_system": "epss",
                    "scoring_elements": "0.13638",
                    "published_at": "2026-04-09T12:55:00Z"
                },
                {
                    "value": "0.00044",
                    "scoring_system": "epss",
                    "scoring_elements": "0.13609",
                    "published_at": "2026-04-11T12:55:00Z"
                },
                {
                    "value": "0.00044",
                    "scoring_system": "epss",
                    "scoring_elements": "0.13573",
                    "published_at": "2026-04-12T12:55:00Z"
                },
                {
                    "value": "0.00044",
                    "scoring_system": "epss",
                    "scoring_elements": "0.13525",
                    "published_at": "2026-04-13T12:55:00Z"
                },
                {
                    "value": "0.00044",
                    "scoring_system": "epss",
                    "scoring_elements": "0.13438",
                    "published_at": "2026-04-16T12:55:00Z"
                },
                {
                    "value": "0.00044",
                    "scoring_system": "epss",
                    "scoring_elements": "0.13433",
                    "published_at": "2026-04-18T12:55:00Z"
                },
                {
                    "value": "0.00044",
                    "scoring_system": "epss",
                    "scoring_elements": "0.13515",
                    "published_at": "2026-04-24T12:55:00Z"
                },
                {
                    "value": "0.00044",
                    "scoring_system": "epss",
                    "scoring_elements": "0.13488",
                    "published_at": "2026-04-26T12:55:00Z"
                },
                {
                    "value": "0.00044",
                    "scoring_system": "epss",
                    "scoring_elements": "0.13381",
                    "published_at": "2026-04-29T12:55:00Z"
                },
                {
                    "value": "0.00044",
                    "scoring_system": "epss",
                    "scoring_elements": "0.13284",
                    "published_at": "2026-05-05T12:55:00Z"
                },
                {
                    "value": "0.00044",
                    "scoring_system": "epss",
                    "scoring_elements": "0.13442",
                    "published_at": "2026-05-07T12:55:00Z"
                },
                {
                    "value": "0.00044",
                    "scoring_system": "epss",
                    "scoring_elements": "0.13526",
                    "published_at": "2026-05-09T12:55:00Z"
                },
                {
                    "value": "0.00044",
                    "scoring_system": "epss",
                    "scoring_elements": "0.13517",
                    "published_at": "2026-05-11T12:55:00Z"
                },
                {
                    "value": "0.00044",
                    "scoring_system": "epss",
                    "scoring_elements": "0.13547",
                    "published_at": "2026-05-12T12:55:00Z"
                }
            ],
            "url": "https://api.first.org/data/v1/epss?cve=CVE-2018-16588"
        },
        {
            "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "6.6",
                    "scoring_system": "cvssv3",
                    "scoring_elements": "CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:H"
                }
            ],
            "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"
        },
        {
            "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1626123",
            "reference_id": "1626123",
            "reference_type": "",
            "scores": [],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1626123"
        }
    ],
    "weaknesses": [
        {
            "cwe_id": 732,
            "name": "Incorrect Permission Assignment for Critical Resource",
            "description": "The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors."
        }
    ],
    "exploits": [],
    "severity_range_score": "4.4 - 6.6",
    "exploitability": null,
    "weighted_severity": null,
    "risk_score": null,
    "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-w9fj-dfb7-z3gd"
}