{"dataType":"CVE_RECORD","cveMetadata":{"cveId":"CVE-2024-0450","assignerOrgId":"28c92f92-d60d-412d-b760-e73465c3df22","state":"PUBLISHED","assignerShortName":"PSF","dateReserved":"2024-01-11T22:16:41.964Z","datePublished":"2024-03-19T15:12:07.789Z","dateUpdated":"2025-11-03T21:50:58.107Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"CPython","repo":"https://github.com/python/cpython","vendor":"Python Software Foundation","versions":[{"version":"0","lessThan":"3.8.19","status":"affected","versionType":"python"},{"version":"3.9.0","lessThan":"3.9.19","status":"affected","versionType":"python"},{"version":"3.10.0","lessThan":"3.10.14","status":"affected","versionType":"python"},{"version":"3.11.0","lessThan":"3.11.8","status":"affected","versionType":"python"},{"version":"3.12.0","lessThan":"3.12.2","status":"affected","versionType":"python"},{"version":"3.13.0a1","lessThan":"3.13.0a3","status":"affected","versionType":"python"}]}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p><span style=\"background-color: transparent;\">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.</span></p><p><span style=\"background-color: transparent;\">The zipfile module is vulnerable to “quoted-overlap” 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.</span></p><br>"}],"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 “quoted-overlap” 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"}],"impacts":[{"capecId":"CAPEC-130","descriptions":[{"lang":"en","value":"CAPEC-130 Excessive Allocation"}]}],"metrics":[{"cvssV3_1":{"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"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-405","description":"CWE-405","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"28c92f92-d60d-412d-b760-e73465c3df22","shortName":"PSF","dateUpdated":"2024-06-13T19:24:15.993Z"},"references":[{"tags":["patch"],"url":"https://github.com/python/cpython/commit/66363b9a7b9fe7c99eba3a185b74c5fdbf842eba"},{"tags":["patch"],"url":"https://github.com/python/cpython/commit/fa181fcf2156f703347b03a3b1966ce47be8ab3b"},{"tags":["patch"],"url":"https://github.com/python/cpython/commit/a956e510f6336d5ae111ba429a61c3ade30a7549"},{"tags":["patch"],"url":"https://github.com/python/cpython/commit/30fe5d853b56138dbec62432d370a1f99409fc85"},{"tags":["patch"],"url":"https://github.com/python/cpython/commit/a2c59992e9e8d35baba9695eb186ad6c6ff85c51"},{"tags":["patch"],"url":"https://github.com/python/cpython/commit/d05bac0b74153beb541b88b4fca33bf053990183"},{"tags":["issue-tracking"],"url":"https://github.com/python/cpython/issues/109858"},{"url":"https://www.bamsoftware.com/hacks/zipbomb/"},{"tags":["vendor-advisory"],"url":"https://mail.python.org/archives/list/security-announce@python.org/thread/XELNUX2L3IOHBTFU7RQHCY6OUVEWZ2FG/"},{"url":"https://lists.debian.org/debian-lts-announce/2024/03/msg00024.html"},{"url":"https://lists.debian.org/debian-lts-announce/2024/03/msg00025.html"},{"url":"http://www.openwall.com/lists/oss-security/2024/03/20/5"},{"tags":["patch"],"url":"https://github.com/python/cpython/commit/70497218351ba44bffc8b571201ecb5652d84675"},{"url":"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/"}],"source":{"discovery":"UNKNOWN"},"title":"Quoted 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