GET

Vulnerability Instance

Lookup for vulnerabilities affecting packages.

GET /api/vulnerabilities/92515?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/92515?format=api",
    "vulnerability_id": "VCID-adtn-2cnz-wfb9",
    "summary": "The buf_decompress function in packet.c in Dropbear SSH Server before 2013.59 allows remote attackers to cause a denial of service (memory consumption) via a compressed packet that has a large size when it is decompressed.",
    "aliases": [
        {
            "alias": "CVE-2013-4421"
        }
    ],
    "fixed_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/584096?format=api",
            "purl": "pkg:deb/debian/dropbear@2012.55-1.4?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/dropbear@2012.55-1.4%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/1036405?format=api",
            "purl": "pkg:deb/debian/dropbear@2014.65-1",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-6ucx-wdc2-tuad"
                },
                {
                    "vulnerability": "VCID-8apc-5c8s-k3ar"
                },
                {
                    "vulnerability": "VCID-9pmf-w3x7-5ugr"
                },
                {
                    "vulnerability": "VCID-9vje-sxgj-9udj"
                },
                {
                    "vulnerability": "VCID-a8c1-84ye-73en"
                },
                {
                    "vulnerability": "VCID-d3s7-uqk1-47bq"
                },
                {
                    "vulnerability": "VCID-fkyw-zr2t-y7dm"
                },
                {
                    "vulnerability": "VCID-gdx4-w6cw-2kek"
                },
                {
                    "vulnerability": "VCID-hmcm-aqkc-zfdm"
                },
                {
                    "vulnerability": "VCID-jzn6-bzzf-nugp"
                },
                {
                    "vulnerability": "VCID-qftg-znh3-5kep"
                },
                {
                    "vulnerability": "VCID-s1dw-5sgq-j3bm"
                },
                {
                    "vulnerability": "VCID-xqe7-wtdn-hugk"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/dropbear@2014.65-1"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/582161?format=api",
            "purl": "pkg:deb/debian/dropbear@2020.81-3%2Bdeb11u2?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-gg6f-jgbv-7ua9"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/dropbear@2020.81-3%252Bdeb11u2%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/582163?format=api",
            "purl": "pkg:deb/debian/dropbear@2022.83-1%2Bdeb12u3?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-gg6f-jgbv-7ua9"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/dropbear@2022.83-1%252Bdeb12u3%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/582165?format=api",
            "purl": "pkg:deb/debian/dropbear@2025.89-1~deb13u1?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-gg6f-jgbv-7ua9"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/dropbear@2025.89-1~deb13u1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/582166?format=api",
            "purl": "pkg:deb/debian/dropbear@2025.89-1?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-gg6f-jgbv-7ua9"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/dropbear@2025.89-1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/1102917?format=api",
            "purl": "pkg:deb/debian/dropbear@2026.90-1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/dropbear@2026.90-1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/1112509?format=api",
            "purl": "pkg:deb/debian/dropbear@2026.91-1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/dropbear@2026.91-1%3Fdistro=trixie"
        }
    ],
    "affected_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/1036400?format=api",
            "purl": "pkg:deb/debian/dropbear@0.45-2sarge0",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-5kyz-5rns-2qfy"
                },
                {
                    "vulnerability": "VCID-6ucx-wdc2-tuad"
                },
                {
                    "vulnerability": "VCID-8apc-5c8s-k3ar"
                },
                {
                    "vulnerability": "VCID-9pmf-w3x7-5ugr"
                },
                {
                    "vulnerability": "VCID-9vje-sxgj-9udj"
                },
                {
                    "vulnerability": "VCID-a8c1-84ye-73en"
                },
                {
                    "vulnerability": "VCID-adtn-2cnz-wfb9"
                },
                {
                    "vulnerability": "VCID-d17n-u3cw-cudj"
                },
                {
                    "vulnerability": "VCID-d3s7-uqk1-47bq"
                },
                {
                    "vulnerability": "VCID-fkyw-zr2t-y7dm"
                },
                {
                    "vulnerability": "VCID-gdx4-w6cw-2kek"
                },
                {
                    "vulnerability": "VCID-guvt-ddvk-dbdk"
                },
                {
                    "vulnerability": "VCID-hmcm-aqkc-zfdm"
                },
                {
                    "vulnerability": "VCID-jd36-dxz7-dfdy"
                },
                {
                    "vulnerability": "VCID-jzn6-bzzf-nugp"
                },
                {
                    "vulnerability": "VCID-qftg-znh3-5kep"
                },
                {
                    "vulnerability": "VCID-rwzw-vrhk-sqfw"
                },
                {
                    "vulnerability": "VCID-s1dw-5sgq-j3bm"
                },
                {
                    "vulnerability": "VCID-uz94-gzud-euhk"
                },
                {
                    "vulnerability": "VCID-w5xg-8n7z-zqcs"
                },
                {
                    "vulnerability": "VCID-xqe7-wtdn-hugk"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/dropbear@0.45-2sarge0"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/1036401?format=api",
            "purl": "pkg:deb/debian/dropbear@0.48.1-2",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-6ucx-wdc2-tuad"
                },
                {
                    "vulnerability": "VCID-8apc-5c8s-k3ar"
                },
                {
                    "vulnerability": "VCID-9pmf-w3x7-5ugr"
                },
                {
                    "vulnerability": "VCID-9vje-sxgj-9udj"
                },
                {
                    "vulnerability": "VCID-a8c1-84ye-73en"
                },
                {
                    "vulnerability": "VCID-adtn-2cnz-wfb9"
                },
                {
                    "vulnerability": "VCID-d17n-u3cw-cudj"
                },
                {
                    "vulnerability": "VCID-d3s7-uqk1-47bq"
                },
                {
                    "vulnerability": "VCID-fkyw-zr2t-y7dm"
                },
                {
                    "vulnerability": "VCID-gdx4-w6cw-2kek"
                },
                {
                    "vulnerability": "VCID-guvt-ddvk-dbdk"
                },
                {
                    "vulnerability": "VCID-hmcm-aqkc-zfdm"
                },
                {
                    "vulnerability": "VCID-jd36-dxz7-dfdy"
                },
                {
                    "vulnerability": "VCID-jzn6-bzzf-nugp"
                },
                {
                    "vulnerability": "VCID-qftg-znh3-5kep"
                },
                {
                    "vulnerability": "VCID-s1dw-5sgq-j3bm"
                },
                {
                    "vulnerability": "VCID-w5xg-8n7z-zqcs"
                },
                {
                    "vulnerability": "VCID-xqe7-wtdn-hugk"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/dropbear@0.48.1-2"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/1036402?format=api",
            "purl": "pkg:deb/debian/dropbear@0.51-1",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-6ucx-wdc2-tuad"
                },
                {
                    "vulnerability": "VCID-8apc-5c8s-k3ar"
                },
                {
                    "vulnerability": "VCID-9pmf-w3x7-5ugr"
                },
                {
                    "vulnerability": "VCID-9vje-sxgj-9udj"
                },
                {
                    "vulnerability": "VCID-a8c1-84ye-73en"
                },
                {
                    "vulnerability": "VCID-adtn-2cnz-wfb9"
                },
                {
                    "vulnerability": "VCID-d17n-u3cw-cudj"
                },
                {
                    "vulnerability": "VCID-d3s7-uqk1-47bq"
                },
                {
                    "vulnerability": "VCID-fkyw-zr2t-y7dm"
                },
                {
                    "vulnerability": "VCID-gdx4-w6cw-2kek"
                },
                {
                    "vulnerability": "VCID-hmcm-aqkc-zfdm"
                },
                {
                    "vulnerability": "VCID-jd36-dxz7-dfdy"
                },
                {
                    "vulnerability": "VCID-jzn6-bzzf-nugp"
                },
                {
                    "vulnerability": "VCID-qftg-znh3-5kep"
                },
                {
                    "vulnerability": "VCID-s1dw-5sgq-j3bm"
                },
                {
                    "vulnerability": "VCID-w5xg-8n7z-zqcs"
                },
                {
                    "vulnerability": "VCID-xqe7-wtdn-hugk"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/dropbear@0.51-1"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/1036403?format=api",
            "purl": "pkg:deb/debian/dropbear@0.52-5%2Bsqueeze1",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-6ucx-wdc2-tuad"
                },
                {
                    "vulnerability": "VCID-8apc-5c8s-k3ar"
                },
                {
                    "vulnerability": "VCID-9pmf-w3x7-5ugr"
                },
                {
                    "vulnerability": "VCID-9vje-sxgj-9udj"
                },
                {
                    "vulnerability": "VCID-a8c1-84ye-73en"
                },
                {
                    "vulnerability": "VCID-adtn-2cnz-wfb9"
                },
                {
                    "vulnerability": "VCID-d17n-u3cw-cudj"
                },
                {
                    "vulnerability": "VCID-d3s7-uqk1-47bq"
                },
                {
                    "vulnerability": "VCID-fkyw-zr2t-y7dm"
                },
                {
                    "vulnerability": "VCID-gdx4-w6cw-2kek"
                },
                {
                    "vulnerability": "VCID-hmcm-aqkc-zfdm"
                },
                {
                    "vulnerability": "VCID-jd36-dxz7-dfdy"
                },
                {
                    "vulnerability": "VCID-jzn6-bzzf-nugp"
                },
                {
                    "vulnerability": "VCID-qftg-znh3-5kep"
                },
                {
                    "vulnerability": "VCID-s1dw-5sgq-j3bm"
                },
                {
                    "vulnerability": "VCID-w5xg-8n7z-zqcs"
                },
                {
                    "vulnerability": "VCID-xqe7-wtdn-hugk"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/dropbear@0.52-5%252Bsqueeze1"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/1036404?format=api",
            "purl": "pkg:deb/debian/dropbear@2012.55-1.3",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-6ucx-wdc2-tuad"
                },
                {
                    "vulnerability": "VCID-8apc-5c8s-k3ar"
                },
                {
                    "vulnerability": "VCID-9pmf-w3x7-5ugr"
                },
                {
                    "vulnerability": "VCID-9vje-sxgj-9udj"
                },
                {
                    "vulnerability": "VCID-a8c1-84ye-73en"
                },
                {
                    "vulnerability": "VCID-adtn-2cnz-wfb9"
                },
                {
                    "vulnerability": "VCID-d17n-u3cw-cudj"
                },
                {
                    "vulnerability": "VCID-d3s7-uqk1-47bq"
                },
                {
                    "vulnerability": "VCID-fkyw-zr2t-y7dm"
                },
                {
                    "vulnerability": "VCID-gdx4-w6cw-2kek"
                },
                {
                    "vulnerability": "VCID-hmcm-aqkc-zfdm"
                },
                {
                    "vulnerability": "VCID-jzn6-bzzf-nugp"
                },
                {
                    "vulnerability": "VCID-qftg-znh3-5kep"
                },
                {
                    "vulnerability": "VCID-s1dw-5sgq-j3bm"
                },
                {
                    "vulnerability": "VCID-w5xg-8n7z-zqcs"
                },
                {
                    "vulnerability": "VCID-xqe7-wtdn-hugk"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/dropbear@2012.55-1.3"
        }
    ],
    "references": [
        {
            "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2013-4421",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "0.25913",
                    "scoring_system": "epss",
                    "scoring_elements": "0.96232",
                    "published_at": "2026-04-01T12:55:00Z"
                },
                {
                    "value": "0.25913",
                    "scoring_system": "epss",
                    "scoring_elements": "0.96239",
                    "published_at": "2026-04-02T12:55:00Z"
                },
                {
                    "value": "0.25913",
                    "scoring_system": "epss",
                    "scoring_elements": "0.96246",
                    "published_at": "2026-04-04T12:55:00Z"
                },
                {
                    "value": "0.25913",
                    "scoring_system": "epss",
                    "scoring_elements": "0.96251",
                    "published_at": "2026-04-07T12:55:00Z"
                },
                {
                    "value": "0.25913",
                    "scoring_system": "epss",
                    "scoring_elements": "0.9626",
                    "published_at": "2026-04-08T12:55:00Z"
                },
                {
                    "value": "0.25913",
                    "scoring_system": "epss",
                    "scoring_elements": "0.96263",
                    "published_at": "2026-04-09T12:55:00Z"
                },
                {
                    "value": "0.25913",
                    "scoring_system": "epss",
                    "scoring_elements": "0.96267",
                    "published_at": "2026-04-12T12:55:00Z"
                },
                {
                    "value": "0.25913",
                    "scoring_system": "epss",
                    "scoring_elements": "0.9627",
                    "published_at": "2026-04-13T12:55:00Z"
                },
                {
                    "value": "0.25913",
                    "scoring_system": "epss",
                    "scoring_elements": "0.96279",
                    "published_at": "2026-04-16T12:55:00Z"
                },
                {
                    "value": "0.25913",
                    "scoring_system": "epss",
                    "scoring_elements": "0.96283",
                    "published_at": "2026-04-18T12:55:00Z"
                },
                {
                    "value": "0.25913",
                    "scoring_system": "epss",
                    "scoring_elements": "0.96285",
                    "published_at": "2026-04-21T12:55:00Z"
                },
                {
                    "value": "0.25913",
                    "scoring_system": "epss",
                    "scoring_elements": "0.96286",
                    "published_at": "2026-04-24T12:55:00Z"
                },
                {
                    "value": "0.25913",
                    "scoring_system": "epss",
                    "scoring_elements": "0.96288",
                    "published_at": "2026-04-26T12:55:00Z"
                },
                {
                    "value": "0.25913",
                    "scoring_system": "epss",
                    "scoring_elements": "0.96289",
                    "published_at": "2026-04-29T12:55:00Z"
                },
                {
                    "value": "0.25913",
                    "scoring_system": "epss",
                    "scoring_elements": "0.96297",
                    "published_at": "2026-05-05T12:55:00Z"
                },
                {
                    "value": "0.25913",
                    "scoring_system": "epss",
                    "scoring_elements": "0.96303",
                    "published_at": "2026-05-07T12:55:00Z"
                },
                {
                    "value": "0.25913",
                    "scoring_system": "epss",
                    "scoring_elements": "0.96309",
                    "published_at": "2026-05-09T12:55:00Z"
                },
                {
                    "value": "0.25913",
                    "scoring_system": "epss",
                    "scoring_elements": "0.96312",
                    "published_at": "2026-05-11T12:55:00Z"
                },
                {
                    "value": "0.25913",
                    "scoring_system": "epss",
                    "scoring_elements": "0.96317",
                    "published_at": "2026-05-12T12:55:00Z"
                },
                {
                    "value": "0.25913",
                    "scoring_system": "epss",
                    "scoring_elements": "0.96326",
                    "published_at": "2026-05-14T12:55:00Z"
                }
            ],
            "url": "https://api.first.org/data/v1/epss?cve=CVE-2013-4421"
        },
        {
            "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-4421",
            "reference_id": "",
            "reference_type": "",
            "scores": [],
            "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-4421"
        },
        {
            "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=726019",
            "reference_id": "726019",
            "reference_type": "",
            "scores": [],
            "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=726019"
        }
    ],
    "weaknesses": [],
    "exploits": [],
    "severity_range_score": null,
    "exploitability": "0.5",
    "weighted_severity": "0.2",
    "risk_score": 0.1,
    "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-adtn-2cnz-wfb9"
}