{"api_version":"1","generated_at":"2026-04-22T23:30:38+00:00","cve":"CVE-2020-24342","urls":{"html":"https://cve.report/CVE-2020-24342","api":"https://cve.report/api/cve/CVE-2020-24342.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2020-24342","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-24342"},"summary":{"title":"CVE-2020-24342","description":"Lua through 5.4.0 allows a stack redzone cross in luaO_pushvfstring because a protection mechanism wrongly calls luaD_callnoyield twice in a row.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2020-08-13 19:15:00","updated_at":"2023-11-07 03:19:00"},"problem_types":["CWE-119"],"metrics":[],"references":[{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QA5Q5MDQMTGXRQO3PAQ4EZFTYWJXZM5N/","name":"FEDORA-2020-38e35de8aa","refsource":"FEDORA","tags":["Third Party Advisory"],"title":"[SECURITY] Fedora 33 Update: lua-5.4.0-7.fc33 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"https://github.com/lua/lua/commit/34affe7a63fc5d842580a9f23616d057e17dfe27","name":"https://github.com/lua/lua/commit/34affe7a63fc5d842580a9f23616d057e17dfe27","refsource":"MISC","tags":["Patch","Third Party Advisory"],"title":"Fixed bug: 'luaD_callnoyield' called twice in a row · lua/lua@34affe7 · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://lua-users.org/lists/lua-l/2020-07/msg00052.html","name":"http://lua-users.org/lists/lua-l/2020-07/msg00052.html","refsource":"MISC","tags":["Exploit","Mailing List","Vendor Advisory"],"title":"Stack overflow in luaO_pushvfstring","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QA5Q5MDQMTGXRQO3PAQ4EZFTYWJXZM5N/","name":"FEDORA-2020-38e35de8aa","refsource":"","tags":[],"title":"[SECURITY] Fedora 33 Update: lua-5.4.0-7.fc33 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-24342","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-24342","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2020","cve_id":"24342","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"fedoraproject","cpe5":"fedora","cpe6":"33","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"24342","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"fedoraproject","cpe5":"fedora","cpe6":"33","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"24342","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"lua","cpe5":"lua","cpe6":"5.4.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"24342","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"lua","cpe5":"lua","cpe6":"5.4.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2020-24342","qid":"296071","title":"Oracle Solaris 11.4 Support Repository Update (SRU) 27.82.1 Missing (CPUOCT2020)"},{"cve":"CVE-2020-24342","qid":"900048","title":"CBL-Mariner Linux Security Update for lua 5.3.5"},{"cve":"CVE-2020-24342","qid":"903021","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for lua (2656)"},{"cve":"CVE-2020-24342","qid":"905970","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for lua (2656-1)"}]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2020-24342","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"Lua through 5.4.0 allows a stack redzone cross in luaO_pushvfstring because a protection mechanism wrongly calls luaD_callnoyield twice in a row."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"url":"http://lua-users.org/lists/lua-l/2020-07/msg00052.html","refsource":"MISC","name":"http://lua-users.org/lists/lua-l/2020-07/msg00052.html"},{"url":"https://github.com/lua/lua/commit/34affe7a63fc5d842580a9f23616d057e17dfe27","refsource":"MISC","name":"https://github.com/lua/lua/commit/34affe7a63fc5d842580a9f23616d057e17dfe27"},{"refsource":"FEDORA","name":"FEDORA-2020-38e35de8aa","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QA5Q5MDQMTGXRQO3PAQ4EZFTYWJXZM5N/"}]}},"nvd":{"publishedDate":"2020-08-13 19:15:00","lastModifiedDate":"2023-11-07 03:19:00","problem_types":["CWE-119"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":7.8,"baseSeverity":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:P/I:P/A:P","accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL","baseScore":6.8},"severity":"MEDIUM","exploitabilityScore":8.6,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":true}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:lua:lua:5.4.0:*:*:*:*:*:*:*","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2020","CveId":"24342","Ordinal":"185751","Title":"CVE-2020-24342","CVE":"CVE-2020-24342","Year":"2020"},"notes":[{"CveYear":"2020","CveId":"24342","Ordinal":"1","NoteData":"Lua through 5.4.0 allows a stack redzone cross in luaO_pushvfstring because a protection mechanism wrongly calls luaD_callnoyield twice in a row.","Type":"Description","Title":null},{"CveYear":"2020","CveId":"24342","Ordinal":"2","NoteData":"2020-08-13","Type":"Other","Title":"Published"},{"CveYear":"2020","CveId":"24342","Ordinal":"3","NoteData":"2020-09-25","Type":"Other","Title":"Modified"}]}}}