Lookup for vulnerabilities affecting packages.

GET /api/vulnerabilities/91596?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/91596?format=api",
    "vulnerability_id": "VCID-kzps-gj5k-8yh3",
    "summary": "PowerDNS Recursor 3.1.3 and earlier allows remote attackers to cause a denial of service (resource exhaustion and application crash) via a CNAME record with a zero TTL, which triggers an infinite loop.",
    "aliases": [
        {
            "alias": "CVE-2006-4252"
        }
    ],
    "fixed_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/934638?format=api",
            "purl": "pkg:deb/debian/pdns@0?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/pdns@0%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/934632?format=api",
            "purl": "pkg:deb/debian/pdns@4.4.1-1?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-7dc3-qdk8-k7b2"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/pdns@4.4.1-1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/934630?format=api",
            "purl": "pkg:deb/debian/pdns@4.7.3-2?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/pdns@4.7.3-2%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/934634?format=api",
            "purl": "pkg:deb/debian/pdns@4.9.7-1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/pdns@4.9.7-1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/934633?format=api",
            "purl": "pkg:deb/debian/pdns@5.0.3-1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/pdns@5.0.3-1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/934664?format=api",
            "purl": "pkg:deb/debian/pdns-recursor@3.1.4-1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/pdns-recursor@3.1.4-1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/934661?format=api",
            "purl": "pkg:deb/debian/pdns-recursor@4.4.2-3?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-2ugc-uygs-hqb8"
                },
                {
                    "vulnerability": "VCID-66sa-bc5p-jqde"
                },
                {
                    "vulnerability": "VCID-7dc3-qdk8-k7b2"
                },
                {
                    "vulnerability": "VCID-8tar-s444-zfac"
                },
                {
                    "vulnerability": "VCID-cdzz-8tc8-jucu"
                },
                {
                    "vulnerability": "VCID-m445-c6a1-uugf"
                },
                {
                    "vulnerability": "VCID-mkcs-362g-t7aq"
                },
                {
                    "vulnerability": "VCID-pjbp-1jgm-s3cg"
                },
                {
                    "vulnerability": "VCID-umcq-ztbz-qfb2"
                },
                {
                    "vulnerability": "VCID-vprj-j7u6-zbe7"
                },
                {
                    "vulnerability": "VCID-wmgd-z2j3-h7d9"
                },
                {
                    "vulnerability": "VCID-wywf-pmyt-zud4"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/pdns-recursor@4.4.2-3%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/934659?format=api",
            "purl": "pkg:deb/debian/pdns-recursor@4.8.8-1%2Bdeb12u1?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-2ugc-uygs-hqb8"
                },
                {
                    "vulnerability": "VCID-cdzz-8tc8-jucu"
                },
                {
                    "vulnerability": "VCID-m445-c6a1-uugf"
                },
                {
                    "vulnerability": "VCID-pjbp-1jgm-s3cg"
                },
                {
                    "vulnerability": "VCID-umcq-ztbz-qfb2"
                },
                {
                    "vulnerability": "VCID-wywf-pmyt-zud4"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/pdns-recursor@4.8.8-1%252Bdeb12u1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/934663?format=api",
            "purl": "pkg:deb/debian/pdns-recursor@5.2.8-0%2Bdeb13u1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/pdns-recursor@5.2.8-0%252Bdeb13u1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/934662?format=api",
            "purl": "pkg:deb/debian/pdns-recursor@5.4.0-1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/pdns-recursor@5.4.0-1%3Fdistro=trixie"
        }
    ],
    "affected_packages": [],
    "references": [
        {
            "reference_url": "http://doc.powerdns.com/powerdns-advisory-2006-02.html",
            "reference_id": "",
            "reference_type": "",
            "scores": [],
            "url": "http://doc.powerdns.com/powerdns-advisory-2006-02.html"
        },
        {
            "reference_url": "http://lists.suse.com/archive/suse-security-announce/2006-Nov/0007.html",
            "reference_id": "",
            "reference_type": "",
            "scores": [],
            "url": "http://lists.suse.com/archive/suse-security-announce/2006-Nov/0007.html"
        },
        {
            "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2006-4252",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "0.00012",
                    "scoring_system": "epss",
                    "scoring_elements": "0.01754",
                    "published_at": "2026-04-13T12:55:00Z"
                },
                {
                    "value": "0.00012",
                    "scoring_system": "epss",
                    "scoring_elements": "0.01702",
                    "published_at": "2026-04-01T12:55:00Z"
                },
                {
                    "value": "0.00012",
                    "scoring_system": "epss",
                    "scoring_elements": "0.01745",
                    "published_at": "2026-04-18T12:55:00Z"
                },
                {
                    "value": "0.00012",
                    "scoring_system": "epss",
                    "scoring_elements": "0.01759",
                    "published_at": "2026-04-07T12:55:00Z"
                },
                {
                    "value": "0.00012",
                    "scoring_system": "epss",
                    "scoring_elements": "0.01762",
                    "published_at": "2026-04-08T12:55:00Z"
                },
                {
                    "value": "0.00012",
                    "scoring_system": "epss",
                    "scoring_elements": "0.01771",
                    "published_at": "2026-04-09T12:55:00Z"
                },
                {
                    "value": "0.00012",
                    "scoring_system": "epss",
                    "scoring_elements": "0.01766",
                    "published_at": "2026-04-11T12:55:00Z"
                },
                {
                    "value": "0.00012",
                    "scoring_system": "epss",
                    "scoring_elements": "0.01756",
                    "published_at": "2026-04-12T12:55:00Z"
                }
            ],
            "url": "https://api.first.org/data/v1/epss?cve=CVE-2006-4252"
        },
        {
            "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4252",
            "reference_id": "",
            "reference_type": "",
            "scores": [],
            "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4252"
        },
        {
            "reference_url": "http://secunia.com/advisories/22824",
            "reference_id": "",
            "reference_type": "",
            "scores": [],
            "url": "http://secunia.com/advisories/22824"
        },
        {
            "reference_url": "http://secunia.com/advisories/22976",
            "reference_id": "",
            "reference_type": "",
            "scores": [],
            "url": "http://secunia.com/advisories/22976"
        },
        {
            "reference_url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/30257",
            "reference_id": "",
            "reference_type": "",
            "scores": [],
            "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/30257"
        },
        {
            "reference_url": "http://www.securityfocus.com/bid/21037",
            "reference_id": "",
            "reference_type": "",
            "scores": [],
            "url": "http://www.securityfocus.com/bid/21037"
        },
        {
            "reference_url": "http://www.vupen.com/english/advisories/2006/4484",
            "reference_id": "",
            "reference_type": "",
            "scores": [],
            "url": "http://www.vupen.com/english/advisories/2006/4484"
        },
        {
            "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=398559",
            "reference_id": "398559",
            "reference_type": "",
            "scores": [],
            "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=398559"
        },
        {
            "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:*",
            "reference_id": "cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:*",
            "reference_type": "",
            "scores": [],
            "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:*"
        },
        {
            "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:2.0_rc1:*:*:*:*:*:*:*",
            "reference_id": "cpe:2.3:a:powerdns:recursor:2.0_rc1:*:*:*:*:*:*:*",
            "reference_type": "",
            "scores": [],
            "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:2.0_rc1:*:*:*:*:*:*:*"
        },
        {
            "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:2.8:*:*:*:*:*:*:*",
            "reference_id": "cpe:2.3:a:powerdns:recursor:2.8:*:*:*:*:*:*:*",
            "reference_type": "",
            "scores": [],
            "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:2.8:*:*:*:*:*:*:*"
        },
        {
            "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:2.9.15:*:*:*:*:*:*:*",
            "reference_id": "cpe:2.3:a:powerdns:recursor:2.9.15:*:*:*:*:*:*:*",
            "reference_type": "",
            "scores": [],
            "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:2.9.15:*:*:*:*:*:*:*"
        },
        {
            "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:2.9.16:*:*:*:*:*:*:*",
            "reference_id": "cpe:2.3:a:powerdns:recursor:2.9.16:*:*:*:*:*:*:*",
            "reference_type": "",
            "scores": [],
            "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:2.9.16:*:*:*:*:*:*:*"
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            "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:2.9.17:*:*:*:*:*:*:*",
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        {
            "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:2.9.18:*:*:*:*:*:*:*",
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            "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:3.1.1:*:*:*:*:*:*:*"
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        },
        {
            "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2006-4252",
            "reference_id": "CVE-2006-4252",
            "reference_type": "",
            "scores": [
                {
                    "value": "5.0",
                    "scoring_system": "cvssv2",
                    "scoring_elements": "AV:N/AC:L/Au:N/C:N/I:N/A:P"
                }
            ],
            "url": "https://nvd.nist.gov/vuln/detail/CVE-2006-4252"
        }
    ],
    "weaknesses": [],
    "exploits": [],
    "severity_range_score": "5.0 - 5.0",
    "exploitability": null,
    "weighted_severity": null,
    "risk_score": null,
    "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-kzps-gj5k-8yh3"
}