{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2024-0450",
        "ASSIGNER": "cna@python.org",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "An issue was found in the CPython `zipfile` module affecting versions 3.12.1, 3.11.7, 3.10.13, 3.9.18, and 3.8.18 and prior.\n\nThe zipfile module is vulnerable to \u201cquoted-overlap\u201d zip-bombs which exploit the zip format to create a zip-bomb with a high compression ratio. The fixed versions of CPython makes the zipfile module reject zip archives which overlap entries in the archive.\n\n"
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-405",
                        "cweId": "CWE-405"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Python Software Foundation",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "CPython",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "0",
                                            "version_value": "3.8.19"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "3.9.0",
                                            "version_value": "3.9.19"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "3.10.0",
                                            "version_value": "3.10.14"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "3.11.0",
                                            "version_value": "3.11.8"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "3.12.0",
                                            "version_value": "3.12.2"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "3.13.0a1",
                                            "version_value": "3.13.0a3"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://github.com/python/cpython/commit/66363b9a7b9fe7c99eba3a185b74c5fdbf842eba",
                "refsource": "MISC",
                "name": "https://github.com/python/cpython/commit/66363b9a7b9fe7c99eba3a185b74c5fdbf842eba"
            },
            {
                "url": "https://github.com/python/cpython/commit/fa181fcf2156f703347b03a3b1966ce47be8ab3b",
                "refsource": "MISC",
                "name": "https://github.com/python/cpython/commit/fa181fcf2156f703347b03a3b1966ce47be8ab3b"
            },
            {
                "url": "https://github.com/python/cpython/commit/a956e510f6336d5ae111ba429a61c3ade30a7549",
                "refsource": "MISC",
                "name": "https://github.com/python/cpython/commit/a956e510f6336d5ae111ba429a61c3ade30a7549"
            },
            {
                "url": "https://github.com/python/cpython/commit/30fe5d853b56138dbec62432d370a1f99409fc85",
                "refsource": "MISC",
                "name": "https://github.com/python/cpython/commit/30fe5d853b56138dbec62432d370a1f99409fc85"
            },
            {
                "url": "https://github.com/python/cpython/commit/a2c59992e9e8d35baba9695eb186ad6c6ff85c51",
                "refsource": "MISC",
                "name": "https://github.com/python/cpython/commit/a2c59992e9e8d35baba9695eb186ad6c6ff85c51"
            },
            {
                "url": "https://github.com/python/cpython/commit/d05bac0b74153beb541b88b4fca33bf053990183",
                "refsource": "MISC",
                "name": "https://github.com/python/cpython/commit/d05bac0b74153beb541b88b4fca33bf053990183"
            },
            {
                "url": "https://github.com/python/cpython/issues/109858",
                "refsource": "MISC",
                "name": "https://github.com/python/cpython/issues/109858"
            },
            {
                "url": "https://www.bamsoftware.com/hacks/zipbomb/",
                "refsource": "MISC",
                "name": "https://www.bamsoftware.com/hacks/zipbomb/"
            },
            {
                "url": "https://mail.python.org/archives/list/security-announce@python.org/thread/XELNUX2L3IOHBTFU7RQHCY6OUVEWZ2FG/",
                "refsource": "MISC",
                "name": "https://mail.python.org/archives/list/security-announce@python.org/thread/XELNUX2L3IOHBTFU7RQHCY6OUVEWZ2FG/"
            },
            {
                "url": "https://lists.debian.org/debian-lts-announce/2024/03/msg00024.html",
                "refsource": "MISC",
                "name": "https://lists.debian.org/debian-lts-announce/2024/03/msg00024.html"
            },
            {
                "url": "https://lists.debian.org/debian-lts-announce/2024/03/msg00025.html",
                "refsource": "MISC",
                "name": "https://lists.debian.org/debian-lts-announce/2024/03/msg00025.html"
            },
            {
                "url": "http://www.openwall.com/lists/oss-security/2024/03/20/5",
                "refsource": "MISC",
                "name": "http://www.openwall.com/lists/oss-security/2024/03/20/5"
            },
            {
                "url": "https://github.com/python/cpython/commit/70497218351ba44bffc8b571201ecb5652d84675",
                "refsource": "MISC",
                "name": "https://github.com/python/cpython/commit/70497218351ba44bffc8b571201ecb5652d84675"
            },
            {
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T3IGRX54M7RNCQOXVQO5KQKTGWCOABIM/",
                "refsource": "MISC",
                "name": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T3IGRX54M7RNCQOXVQO5KQKTGWCOABIM/"
            },
            {
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U5VHWS52HGD743C47UMCSAK2A773M2YE/",
                "refsource": "MISC",
                "name": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U5VHWS52HGD743C47UMCSAK2A773M2YE/"
            }
        ]
    },
    "generator": {
        "engine": "Vulnogram 0.1.0-dev"
    },
    "source": {
        "discovery": "UNKNOWN"
    },
    "impact": {
        "cvss": [
            {
                "attackComplexity": "LOW",
                "attackVector": "LOCAL",
                "availabilityImpact": "HIGH",
                "baseScore": 6.2,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                "version": "3.1"
            }
        ]
    }
}