Lookup for vulnerable packages by Package URL.

GET /api/packages/933039?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/packages/933039?format=api",
    "purl": "pkg:deb/debian/ntp@1:4.2.4p4%2Bdfsg-8?distro=bullseye",
    "type": "deb",
    "namespace": "debian",
    "name": "ntp",
    "version": "1:4.2.4p4+dfsg-8",
    "qualifiers": {
        "distro": "bullseye"
    },
    "subpath": "",
    "is_vulnerable": false,
    "next_non_vulnerable_version": "1:4.2.4p6+dfsg-2",
    "latest_non_vulnerable_version": "1:4.2.8p15+dfsg-1",
    "affected_by_vulnerabilities": [],
    "fixing_vulnerabilities": [
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/48792?format=api",
            "vulnerability_id": "VCID-f8y2-y6en-rqe4",
            "summary": "An error in the OpenSSL certificate chain validation in ntp might allow for\n    spoofing attacks.",
            "references": [
                {
                    "reference_url": "http://lists.apple.com/archives/security-announce/2009/May/msg00002.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://lists.apple.com/archives/security-announce/2009/May/msg00002.html"
                },
                {
                    "reference_url": "http://lists.opensuse.org/opensuse-security-announce/2009-03/msg00000.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://lists.opensuse.org/opensuse-security-announce/2009-03/msg00000.html"
                },
                {
                    "reference_url": "http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00003.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00003.html"
                },
                {
                    "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2009-0021.json",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2009-0021.json"
                },
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2009-0021",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.02216",
                            "scoring_system": "epss",
                            "scoring_elements": "0.84506",
                            "published_at": "2026-04-21T12:55:00Z"
                        },
                        {
                            "value": "0.02216",
                            "scoring_system": "epss",
                            "scoring_elements": "0.8441",
                            "published_at": "2026-04-01T12:55:00Z"
                        },
                        {
                            "value": "0.02216",
                            "scoring_system": "epss",
                            "scoring_elements": "0.84426",
                            "published_at": "2026-04-02T12:55:00Z"
                        },
                        {
                            "value": "0.02216",
                            "scoring_system": "epss",
                            "scoring_elements": "0.84445",
                            "published_at": "2026-04-04T12:55:00Z"
                        },
                        {
                            "value": "0.02216",
                            "scoring_system": "epss",
                            "scoring_elements": "0.84446",
                            "published_at": "2026-04-07T12:55:00Z"
                        },
                        {
                            "value": "0.02216",
                            "scoring_system": "epss",
                            "scoring_elements": "0.84468",
                            "published_at": "2026-04-08T12:55:00Z"
                        },
                        {
                            "value": "0.02216",
                            "scoring_system": "epss",
                            "scoring_elements": "0.84474",
                            "published_at": "2026-04-09T12:55:00Z"
                        },
                        {
                            "value": "0.02216",
                            "scoring_system": "epss",
                            "scoring_elements": "0.84492",
                            "published_at": "2026-04-11T12:55:00Z"
                        },
                        {
                            "value": "0.02216",
                            "scoring_system": "epss",
                            "scoring_elements": "0.84487",
                            "published_at": "2026-04-12T12:55:00Z"
                        },
                        {
                            "value": "0.02216",
                            "scoring_system": "epss",
                            "scoring_elements": "0.84482",
                            "published_at": "2026-04-13T12:55:00Z"
                        },
                        {
                            "value": "0.02216",
                            "scoring_system": "epss",
                            "scoring_elements": "0.84504",
                            "published_at": "2026-04-18T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2009-0021"
                },
                {
                    "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0021",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0021"
                },
                {
                    "reference_url": "http://secunia.com/advisories/33406",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://secunia.com/advisories/33406"
                },
                {
                    "reference_url": "http://secunia.com/advisories/33558",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://secunia.com/advisories/33558"
                },
                {
                    "reference_url": "http://secunia.com/advisories/33648",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://secunia.com/advisories/33648"
                },
                {
                    "reference_url": "http://secunia.com/advisories/34642",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://secunia.com/advisories/34642"
                },
                {
                    "reference_url": "http://secunia.com/advisories/35074",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://secunia.com/advisories/35074"
                },
                {
                    "reference_url": "http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.531177",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.531177"
                },
                {
                    "reference_url": "https://lists.ntp.org/pipermail/announce/2009-January/000055.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://lists.ntp.org/pipermail/announce/2009-January/000055.html"
                },
                {
                    "reference_url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10035",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10035"
                },
                {
                    "reference_url": "http://support.apple.com/kb/HT3549",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://support.apple.com/kb/HT3549"
                },
                {
                    "reference_url": "http://www.ocert.org/advisories/ocert-2008-016.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://www.ocert.org/advisories/ocert-2008-016.html"
                },
                {
                    "reference_url": "http://www.redhat.com/support/errata/RHSA-2009-0046.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://www.redhat.com/support/errata/RHSA-2009-0046.html"
                },
                {
                    "reference_url": "http://www.securityfocus.com/archive/1/499827/100/0/threaded",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://www.securityfocus.com/archive/1/499827/100/0/threaded"
                },
                {
                    "reference_url": "http://www.securitytracker.com/id?1021533",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://www.securitytracker.com/id?1021533"
                },
                {
                    "reference_url": "http://www.us-cert.gov/cas/techalerts/TA09-133A.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://www.us-cert.gov/cas/techalerts/TA09-133A.html"
                },
                {
                    "reference_url": "http://www.vupen.com/english/advisories/2009/0042",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://www.vupen.com/english/advisories/2009/0042"
                },
                {
                    "reference_url": "http://www.vupen.com/english/advisories/2009/1297",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://www.vupen.com/english/advisories/2009/1297"
                },
                {
                    "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=476807",
                    "reference_id": "476807",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://bugzilla.redhat.com/show_bug.cgi?id=476807"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ntp:ntp:*:*:*:*:*:*:*:*",
                    "reference_id": "cpe:2.3:a:ntp:ntp:*:*:*:*:*:*:*:*",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ntp:ntp:*:*:*:*:*:*:*:*"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ntp:ntp:4.2.0:*:*:*:*:*:*:*",
                    "reference_id": "cpe:2.3:a:ntp:ntp:4.2.0:*:*:*:*:*:*:*",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ntp:ntp:4.2.0:*:*:*:*:*:*:*"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ntp:ntp:4.2.2:*:*:*:*:*:*:*",
                    "reference_id": "cpe:2.3:a:ntp:ntp:4.2.2:*:*:*:*:*:*:*",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ntp:ntp:4.2.2:*:*:*:*:*:*:*"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ntp:ntp:4.2.4p1:*:*:*:*:*:*:*",
                    "reference_id": "cpe:2.3:a:ntp:ntp:4.2.4p1:*:*:*:*:*:*:*",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ntp:ntp:4.2.4p1:*:*:*:*:*:*:*"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ntp:ntp:4.2.4p2:*:*:*:*:*:*:*",
                    "reference_id": "cpe:2.3:a:ntp:ntp:4.2.4p2:*:*:*:*:*:*:*",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ntp:ntp:4.2.4p2:*:*:*:*:*:*:*"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ntp:ntp:4.2.4p3:*:*:*:*:*:*:*",
                    "reference_id": "cpe:2.3:a:ntp:ntp:4.2.4p3:*:*:*:*:*:*:*",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ntp:ntp:4.2.4p3:*:*:*:*:*:*:*"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2009-0021",
                    "reference_id": "CVE-2009-0021",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.0",
                            "scoring_system": "cvssv2",
                            "scoring_elements": "AV:N/AC:L/Au:N/C:P/I:N/A:N"
                        }
                    ],
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2009-0021"
                },
                {
                    "reference_url": "https://security.gentoo.org/glsa/200904-05",
                    "reference_id": "GLSA-200904-05",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://security.gentoo.org/glsa/200904-05"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2009:0046",
                    "reference_id": "RHSA-2009:0046",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2009:0046"
                },
                {
                    "reference_url": "https://usn.ubuntu.com/705-1/",
                    "reference_id": "USN-705-1",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://usn.ubuntu.com/705-1/"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/933039?format=api",
                    "purl": "pkg:deb/debian/ntp@1:4.2.4p4%2Bdfsg-8?distro=bullseye",
                    "is_vulnerable": false,
                    "affected_by_vulnerabilities": [],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/ntp@1:4.2.4p4%252Bdfsg-8%3Fdistro=bullseye"
                },
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/933036?format=api",
                    "purl": "pkg:deb/debian/ntp@1:4.2.8p15%2Bdfsg-1?distro=bullseye",
                    "is_vulnerable": false,
                    "affected_by_vulnerabilities": [],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/ntp@1:4.2.8p15%252Bdfsg-1%3Fdistro=bullseye"
                }
            ],
            "aliases": [
                "CVE-2009-0021"
            ],
            "risk_score": 2.2,
            "exploitability": "0.5",
            "weighted_severity": "4.5",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-f8y2-y6en-rqe4"
        }
    ],
    "risk_score": null,
    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/ntp@1:4.2.4p4%252Bdfsg-8%3Fdistro=bullseye"
}