{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2023-6337",
        "ASSIGNER": "security@hashicorp.com",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "HashiCorp Vault and Vault Enterprise 1.12.0 and newer are vulnerable to a denial of service through memory exhaustion of the host when handling large unauthenticated and authenticated HTTP requests from a client. Vault will attempt to map the request to memory, resulting in the exhaustion of available memory on the host, which may cause Vault to crash.\n\nFixed in\u00a0Vault 1.15.4, 1.14.8, 1.13.12.\n\n"
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-770 Allocation of Resources Without Limits or Throttling",
                        "cweId": "CWE-770"
                    }
                ]
            }
        ]
    },
    "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": [
                                                    {
                                                        "status": "affected",
                                                        "version": "1.12.0",
                                                        "lessThan": "1.15.4",
                                                        "changes": [
                                                            {
                                                                "at": "1.14.8",
                                                                "status": "unaffected"
                                                            },
                                                            {
                                                                "at": "1.13.2",
                                                                "status": "unaffected"
                                                            }
                                                        ],
                                                        "versionType": "semver"
                                                    }
                                                ],
                                                "defaultStatus": "unaffected"
                                            }
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "Vault Enterprise",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "not down converted",
                                            "x_cve_json_5_version_data": {
                                                "versions": [
                                                    {
                                                        "status": "affected",
                                                        "version": "1.12.0",
                                                        "lessThan": "1.15.4",
                                                        "changes": [
                                                            {
                                                                "at": "1.14.8",
                                                                "status": "unaffected"
                                                            },
                                                            {
                                                                "at": "1.13.2",
                                                                "status": "unaffected"
                                                            }
                                                        ],
                                                        "versionType": "semver"
                                                    }
                                                ],
                                                "defaultStatus": "unaffected"
                                            }
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://discuss.hashicorp.com/t/hcsec-2023-34-vault-vulnerable-to-denial-of-service-through-memory-exhaustion-when-handling-large-http-requests/60741",
                "refsource": "MISC",
                "name": "https://discuss.hashicorp.com/t/hcsec-2023-34-vault-vulnerable-to-denial-of-service-through-memory-exhaustion-when-handling-large-http-requests/60741"
            },
            {
                "url": "https://security.netapp.com/advisory/ntap-20240112-0006/",
                "refsource": "MISC",
                "name": "https://security.netapp.com/advisory/ntap-20240112-0006/"
            }
        ]
    },
    "source": {
        "advisory": "HCSEC-2023-34",
        "discovery": "USER"
    },
    "impact": {
        "cvss": [
            {
                "version": "3.1",
                "attackVector": "NETWORK",
                "attackComplexity": "LOW",
                "privilegesRequired": "NONE",
                "userInteraction": "NONE",
                "scope": "UNCHANGED",
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "availabilityImpact": "HIGH",
                "baseSeverity": "HIGH",
                "baseScore": 7.5,
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
            }
        ]
    }
}