GET

Vulnerability Instance

Lookup for vulnerabilities affecting packages.

GET /api/vulnerabilities/94203?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/94203?format=api",
    "vulnerability_id": "VCID-u1xz-kt5a-ybbv",
    "summary": "examples/benchmark/tls_bench.c in a benchmark tool in wolfSSL through 3.15.7 has a heap-based buffer overflow.",
    "aliases": [
        {
            "alias": "CVE-2019-6439"
        }
    ],
    "fixed_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/942894?format=api",
            "purl": "pkg:deb/debian/wolfssl@4.1.0%2Bdfsg-1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/wolfssl@4.1.0%252Bdfsg-1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/942885?format=api",
            "purl": "pkg:deb/debian/wolfssl@4.6.0%2Bp1-0%2Bdeb11u2?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-1u3q-52yd-1bhe"
                },
                {
                    "vulnerability": "VCID-24s5-d6jt-4kfe"
                },
                {
                    "vulnerability": "VCID-2ry7-trrg-gfdk"
                },
                {
                    "vulnerability": "VCID-47nm-nte5-27fm"
                },
                {
                    "vulnerability": "VCID-4zda-zrq6-hbc8"
                },
                {
                    "vulnerability": "VCID-6n4g-us9a-53g4"
                },
                {
                    "vulnerability": "VCID-6v8z-cfax-zqbh"
                },
                {
                    "vulnerability": "VCID-7xbp-qkvv-bqgm"
                },
                {
                    "vulnerability": "VCID-8735-ectc-j7a3"
                },
                {
                    "vulnerability": "VCID-9hdy-aqa2-w3bd"
                },
                {
                    "vulnerability": "VCID-9jpj-dfsf-qkce"
                },
                {
                    "vulnerability": "VCID-9jw2-3v9v-ruap"
                },
                {
                    "vulnerability": "VCID-9kev-ferz-5bhr"
                },
                {
                    "vulnerability": "VCID-9x14-2t7m-1kbm"
                },
                {
                    "vulnerability": "VCID-cum2-vp1j-syfc"
                },
                {
                    "vulnerability": "VCID-cxhw-3w24-dkes"
                },
                {
                    "vulnerability": "VCID-dpu2-4w42-kygw"
                },
                {
                    "vulnerability": "VCID-euma-vgqx-sbau"
                },
                {
                    "vulnerability": "VCID-f4gq-hqcp-dqe2"
                },
                {
                    "vulnerability": "VCID-f57c-kamk-3bct"
                },
                {
                    "vulnerability": "VCID-fmtp-x6y7-83g1"
                },
                {
                    "vulnerability": "VCID-gcfd-w8je-kqfm"
                },
                {
                    "vulnerability": "VCID-gdur-h588-vbb6"
                },
                {
                    "vulnerability": "VCID-gmdj-a1ys-tqc2"
                },
                {
                    "vulnerability": "VCID-h6na-nxxq-5yg9"
                },
                {
                    "vulnerability": "VCID-hk8r-kk4v-1fa7"
                },
                {
                    "vulnerability": "VCID-jxf4-y1au-5bhw"
                },
                {
                    "vulnerability": "VCID-khur-3ax7-9fhb"
                },
                {
                    "vulnerability": "VCID-n64w-nq6a-m7bv"
                },
                {
                    "vulnerability": "VCID-njbj-f91t-b7f4"
                },
                {
                    "vulnerability": "VCID-su8x-6n42-n3d5"
                },
                {
                    "vulnerability": "VCID-u24a-2khf-uyba"
                },
                {
                    "vulnerability": "VCID-uvht-9bt9-hfbb"
                },
                {
                    "vulnerability": "VCID-v3m6-zajw-bfhb"
                },
                {
                    "vulnerability": "VCID-xfgd-4hs3-vygk"
                },
                {
                    "vulnerability": "VCID-xuyn-pjpb-g7du"
                },
                {
                    "vulnerability": "VCID-xxkx-w5pc-5uap"
                },
                {
                    "vulnerability": "VCID-zhf4-y8v8-gubn"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/wolfssl@4.6.0%252Bp1-0%252Bdeb11u2%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/942883?format=api",
            "purl": "pkg:deb/debian/wolfssl@5.5.4-2%2Bdeb12u2?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
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                },
                {
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                },
                {
                    "vulnerability": "VCID-2ry7-trrg-gfdk"
                },
                {
                    "vulnerability": "VCID-47nm-nte5-27fm"
                },
                {
                    "vulnerability": "VCID-4zda-zrq6-hbc8"
                },
                {
                    "vulnerability": "VCID-6v8z-cfax-zqbh"
                },
                {
                    "vulnerability": "VCID-7xbp-qkvv-bqgm"
                },
                {
                    "vulnerability": "VCID-8735-ectc-j7a3"
                },
                {
                    "vulnerability": "VCID-9hdy-aqa2-w3bd"
                },
                {
                    "vulnerability": "VCID-9jpj-dfsf-qkce"
                },
                {
                    "vulnerability": "VCID-9jw2-3v9v-ruap"
                },
                {
                    "vulnerability": "VCID-9kev-ferz-5bhr"
                },
                {
                    "vulnerability": "VCID-9x14-2t7m-1kbm"
                },
                {
                    "vulnerability": "VCID-cxhw-3w24-dkes"
                },
                {
                    "vulnerability": "VCID-dpu2-4w42-kygw"
                },
                {
                    "vulnerability": "VCID-euma-vgqx-sbau"
                },
                {
                    "vulnerability": "VCID-f57c-kamk-3bct"
                },
                {
                    "vulnerability": "VCID-fmtp-x6y7-83g1"
                },
                {
                    "vulnerability": "VCID-gcfd-w8je-kqfm"
                },
                {
                    "vulnerability": "VCID-gdur-h588-vbb6"
                },
                {
                    "vulnerability": "VCID-gmdj-a1ys-tqc2"
                },
                {
                    "vulnerability": "VCID-h6na-nxxq-5yg9"
                },
                {
                    "vulnerability": "VCID-hk8r-kk4v-1fa7"
                },
                {
                    "vulnerability": "VCID-jxf4-y1au-5bhw"
                },
                {
                    "vulnerability": "VCID-khur-3ax7-9fhb"
                },
                {
                    "vulnerability": "VCID-n64w-nq6a-m7bv"
                },
                {
                    "vulnerability": "VCID-njbj-f91t-b7f4"
                },
                {
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                },
                {
                    "vulnerability": "VCID-u24a-2khf-uyba"
                },
                {
                    "vulnerability": "VCID-uvht-9bt9-hfbb"
                },
                {
                    "vulnerability": "VCID-v3m6-zajw-bfhb"
                },
                {
                    "vulnerability": "VCID-xfgd-4hs3-vygk"
                },
                {
                    "vulnerability": "VCID-xuyn-pjpb-g7du"
                },
                {
                    "vulnerability": "VCID-xxkx-w5pc-5uap"
                },
                {
                    "vulnerability": "VCID-zhf4-y8v8-gubn"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/wolfssl@5.5.4-2%252Bdeb12u2%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/942887?format=api",
            "purl": "pkg:deb/debian/wolfssl@5.7.2-0.1%2Bdeb13u1?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-2ry7-trrg-gfdk"
                },
                {
                    "vulnerability": "VCID-4zda-zrq6-hbc8"
                },
                {
                    "vulnerability": "VCID-6v8z-cfax-zqbh"
                },
                {
                    "vulnerability": "VCID-8735-ectc-j7a3"
                },
                {
                    "vulnerability": "VCID-9jpj-dfsf-qkce"
                },
                {
                    "vulnerability": "VCID-9jw2-3v9v-ruap"
                },
                {
                    "vulnerability": "VCID-9kev-ferz-5bhr"
                },
                {
                    "vulnerability": "VCID-9x14-2t7m-1kbm"
                },
                {
                    "vulnerability": "VCID-cxhw-3w24-dkes"
                },
                {
                    "vulnerability": "VCID-f57c-kamk-3bct"
                },
                {
                    "vulnerability": "VCID-fmtp-x6y7-83g1"
                },
                {
                    "vulnerability": "VCID-gcfd-w8je-kqfm"
                },
                {
                    "vulnerability": "VCID-gdur-h588-vbb6"
                },
                {
                    "vulnerability": "VCID-gmdj-a1ys-tqc2"
                },
                {
                    "vulnerability": "VCID-h6na-nxxq-5yg9"
                },
                {
                    "vulnerability": "VCID-hk8r-kk4v-1fa7"
                },
                {
                    "vulnerability": "VCID-jxf4-y1au-5bhw"
                },
                {
                    "vulnerability": "VCID-khur-3ax7-9fhb"
                },
                {
                    "vulnerability": "VCID-n64w-nq6a-m7bv"
                },
                {
                    "vulnerability": "VCID-njbj-f91t-b7f4"
                },
                {
                    "vulnerability": "VCID-uvht-9bt9-hfbb"
                },
                {
                    "vulnerability": "VCID-v3m6-zajw-bfhb"
                },
                {
                    "vulnerability": "VCID-xuyn-pjpb-g7du"
                },
                {
                    "vulnerability": "VCID-xxkx-w5pc-5uap"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/wolfssl@5.7.2-0.1%252Bdeb13u1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/942886?format=api",
            "purl": "pkg:deb/debian/wolfssl@5.9.0-0.2?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/wolfssl@5.9.0-0.2%3Fdistro=trixie"
        }
    ],
    "affected_packages": [],
    "references": [
        {
            "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2019-6439",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "0.01141",
                    "scoring_system": "epss",
                    "scoring_elements": "0.78424",
                    "published_at": "2026-04-13T12:55:00Z"
                },
                {
                    "value": "0.01141",
                    "scoring_system": "epss",
                    "scoring_elements": "0.78431",
                    "published_at": "2026-04-12T12:55:00Z"
                },
                {
                    "value": "0.01141",
                    "scoring_system": "epss",
                    "scoring_elements": "0.78371",
                    "published_at": "2026-04-01T12:55:00Z"
                },
                {
                    "value": "0.01141",
                    "scoring_system": "epss",
                    "scoring_elements": "0.78377",
                    "published_at": "2026-04-02T12:55:00Z"
                },
                {
                    "value": "0.01141",
                    "scoring_system": "epss",
                    "scoring_elements": "0.78408",
                    "published_at": "2026-04-04T12:55:00Z"
                },
                {
                    "value": "0.01141",
                    "scoring_system": "epss",
                    "scoring_elements": "0.78391",
                    "published_at": "2026-04-07T12:55:00Z"
                },
                {
                    "value": "0.01141",
                    "scoring_system": "epss",
                    "scoring_elements": "0.78418",
                    "published_at": "2026-04-08T12:55:00Z"
                },
                {
                    "value": "0.01141",
                    "scoring_system": "epss",
                    "scoring_elements": "0.78423",
                    "published_at": "2026-04-09T12:55:00Z"
                },
                {
                    "value": "0.01141",
                    "scoring_system": "epss",
                    "scoring_elements": "0.78449",
                    "published_at": "2026-04-11T12:55:00Z"
                }
            ],
            "url": "https://api.first.org/data/v1/epss?cve=CVE-2019-6439"
        },
        {
            "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-6439",
            "reference_id": "",
            "reference_type": "",
            "scores": [],
            "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-6439"
        },
        {
            "reference_url": "https://github.com/wolfSSL/wolfssl/issues/2032",
            "reference_id": "",
            "reference_type": "",
            "scores": [],
            "url": "https://github.com/wolfSSL/wolfssl/issues/2032"
        },
        {
            "reference_url": "http://www.securityfocus.com/bid/106640",
            "reference_id": "",
            "reference_type": "",
            "scores": [],
            "url": "http://www.securityfocus.com/bid/106640"
        },
        {
            "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:wolfssl:wolfssl:*:*:*:*:*:*:*:*",
            "reference_id": "cpe:2.3:a:wolfssl:wolfssl:*:*:*:*:*:*:*:*",
            "reference_type": "",
            "scores": [],
            "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:wolfssl:wolfssl:*:*:*:*:*:*:*:*"
        },
        {
            "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2019-6439",
            "reference_id": "CVE-2019-6439",
            "reference_type": "",
            "scores": [
                {
                    "value": "7.5",
                    "scoring_system": "cvssv2",
                    "scoring_elements": "AV:N/AC:L/Au:N/C:P/I:P/A:P"
                },
                {
                    "value": "9.8",
                    "scoring_system": "cvssv3",
                    "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
                }
            ],
            "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-6439"
        }
    ],
    "weaknesses": [
        {
            "cwe_id": 787,
            "name": "Out-of-bounds Write",
            "description": "The product writes data past the end, or before the beginning, of the intended buffer."
        }
    ],
    "exploits": [],
    "severity_range_score": "7.5 - 9.8",
    "exploitability": null,
    "weighted_severity": null,
    "risk_score": null,
    "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-u1xz-kt5a-ybbv"
}