{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2024-2048",
        "ASSIGNER": "security@hashicorp.com",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "Vault and Vault Enterprise (\u201cVault\u201d) TLS certificate auth method did not correctly validate client certificates when configured with a non-CA certificate as trusted certificate. In this configuration, an attacker may be able to craft a malicious certificate that could be used to bypass authentication. Fixed in Vault 1.15.5 and 1.14.10."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-295: Improper Certificate Validation",
                        "cweId": "CWE-295"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "HashiCorp",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Vault",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "not down converted",
                                            "x_cve_json_5_version_data": {
                                                "versions": [
                                                    {
                                                        "changes": [
                                                            {
                                                                "at": "1.14.10",
                                                                "status": "unaffected"
                                                            }
                                                        ],
                                                        "lessThan": "1.16.0",
                                                        "status": "affected",
                                                        "version": "1.15.5",
                                                        "versionType": "semver"
                                                    }
                                                ],
                                                "defaultStatus": "unaffected"
                                            }
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "Vault Enterprise",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "not down converted",
                                            "x_cve_json_5_version_data": {
                                                "versions": [
                                                    {
                                                        "changes": [
                                                            {
                                                                "at": "1.14.10",
                                                                "status": "unaffected"
                                                            }
                                                        ],
                                                        "lessThan": "1.16.0",
                                                        "status": "affected",
                                                        "version": "1.15.5",
                                                        "versionType": "semver"
                                                    }
                                                ],
                                                "defaultStatus": "unaffected"
                                            }
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://discuss.hashicorp.com/t/hcsec-2024-05-vault-cert-auth-method-did-not-correctly-validate-non-ca-certificates/63382",
                "refsource": "MISC",
                "name": "https://discuss.hashicorp.com/t/hcsec-2024-05-vault-cert-auth-method-did-not-correctly-validate-non-ca-certificates/63382"
            }
        ]
    },
    "source": {
        "advisory": "HCSEC-2024-05",
        "discovery": "EXTERNAL"
    },
    "impact": {
        "cvss": [
            {
                "baseScore": 8.1,
                "baseSeverity": "HIGH",
                "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
                "version": "3.1"
            }
        ]
    }
}