Vulnerability Instance

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{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/95201?format=api",
    "vulnerability_id": "VCID-3k2s-ndb3-6feq",
    "summary": "envoy: Incorrect handling of HTTP requests and responses with mixed case schemes",
    "aliases": [
        {
            "alias": "CVE-2023-35944"
        }
    ],
    "fixed_packages": [],
    "affected_packages": [],
    "references": [
        {
            "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-35944.json",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "8.2",
                    "scoring_system": "cvssv3",
                    "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N"
                }
            ],
            "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-35944.json"
        },
        {
            "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2023-35944",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "9e-05",
                    "scoring_system": "epss",
                    "scoring_elements": "0.00896",
                    "published_at": "2026-06-05T12:55:00Z"
                },
                {
                    "value": "9e-05",
                    "scoring_system": "epss",
                    "scoring_elements": "0.00891",
                    "published_at": "2026-06-08T12:55:00Z"
                },
                {
                    "value": "9e-05",
                    "scoring_system": "epss",
                    "scoring_elements": "0.00892",
                    "published_at": "2026-06-09T12:55:00Z"
                },
                {
                    "value": "9e-05",
                    "scoring_system": "epss",
                    "scoring_elements": "0.00895",
                    "published_at": "2026-06-07T12:55:00Z"
                }
            ],
            "url": "https://api.first.org/data/v1/epss?cve=CVE-2023-35944"
        },
        {
            "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=2217985",
            "reference_id": "2217985",
            "reference_type": "",
            "scores": [],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2217985"
        },
        {
            "reference_url": "https://github.com/envoyproxy/envoy/security/advisories/GHSA-pvgm-7jpg-pw5g",
            "reference_id": "GHSA-pvgm-7jpg-pw5g",
            "reference_type": "",
            "scores": [
                {
                    "value": "8.2",
                    "scoring_system": "cvssv3.1",
                    "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N"
                },
                {
                    "value": "Track*",
                    "scoring_system": "ssvc",
                    "scoring_elements": "SSVCv2/E:P/A:N/T:T/P:M/B:A/M:M/D:R/2024-10-23T20:18:05Z/"
                }
            ],
            "url": "https://github.com/envoyproxy/envoy/security/advisories/GHSA-pvgm-7jpg-pw5g"
        },
        {
            "reference_url": "https://access.redhat.com/errata/RHSA-2023:4624",
            "reference_id": "RHSA-2023:4624",
            "reference_type": "",
            "scores": [],
            "url": "https://access.redhat.com/errata/RHSA-2023:4624"
        },
        {
            "reference_url": "https://access.redhat.com/errata/RHSA-2023:4625",
            "reference_id": "RHSA-2023:4625",
            "reference_type": "",
            "scores": [],
            "url": "https://access.redhat.com/errata/RHSA-2023:4625"
        },
        {
            "reference_url": "https://access.redhat.com/errata/RHSA-2023:5175",
            "reference_id": "RHSA-2023:5175",
            "reference_type": "",
            "scores": [],
            "url": "https://access.redhat.com/errata/RHSA-2023:5175"
        }
    ],
    "weaknesses": [
        {
            "cwe_id": 178,
            "name": "Improper Handling of Case Sensitivity",
            "description": "The product does not properly account for differences in case sensitivity when accessing or determining the properties of a resource, leading to inconsistent results."
        },
        {
            "cwe_id": 20,
            "name": "Improper Input Validation",
            "description": "The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly."
        }
    ],
    "exploits": [],
    "severity_range_score": "8.2 - 8.2",
    "exploitability": null,
    "weighted_severity": null,
    "risk_score": null,
    "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-3k2s-ndb3-6feq"
}