{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2024-27983",
        "ASSIGNER": "support@hackerone.com",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "An attacker can make the Node.js HTTP/2 server completely unavailable by sending a small amount of HTTP/2 frames packets with a few HTTP/2 frames inside. It is possible to leave some data in nghttp2 memory after reset when headers with HTTP/2 CONTINUATION frame are sent to the server and then a TCP connection is abruptly closed by the client triggering the Http2Session destructor while header frames are still being processed (and stored in memory) causing a race condition."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Node.js",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Node",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<=",
                                            "version_name": "18.20.0",
                                            "version_value": "18.20.0"
                                        },
                                        {
                                            "version_affected": "<=",
                                            "version_name": "20.12.0",
                                            "version_value": "20.12.0"
                                        },
                                        {
                                            "version_affected": "<=",
                                            "version_name": "21.7.1",
                                            "version_value": "21.7.1"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://hackerone.com/reports/2319584",
                "refsource": "MISC",
                "name": "https://hackerone.com/reports/2319584"
            },
            {
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JDECX4BYZLMM4S4LALN4DPZ2HUTTPLKE/",
                "refsource": "MISC",
                "name": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JDECX4BYZLMM4S4LALN4DPZ2HUTTPLKE/"
            },
            {
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YDVFUH7ACZPYB3BS4SVILNOY7NQU73VW/",
                "refsource": "MISC",
                "name": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YDVFUH7ACZPYB3BS4SVILNOY7NQU73VW/"
            },
            {
                "url": "http://www.openwall.com/lists/oss-security/2024/04/03/16",
                "refsource": "MISC",
                "name": "http://www.openwall.com/lists/oss-security/2024/04/03/16"
            },
            {
                "url": "https://security.netapp.com/advisory/ntap-20240510-0002/",
                "refsource": "MISC",
                "name": "https://security.netapp.com/advisory/ntap-20240510-0002/"
            }
        ]
    },
    "impact": {
        "cvss": [
            {
                "version": "3.0",
                "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H",
                "baseScore": 8.2,
                "baseSeverity": "HIGH"
            }
        ]
    }
}