{"api_version":"1","generated_at":"2026-04-22T22:48:00+00:00","cve":"CVE-2018-5996","urls":{"html":"https://cve.report/CVE-2018-5996","api":"https://cve.report/api/cve/CVE-2018-5996.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2018-5996","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-5996"},"summary":{"title":"CVE-2018-5996","description":"Insufficient exception handling in the method NCompress::NRar3::CDecoder::Code of 7-Zip before 18.00 and p7zip can lead to multiple memory corruptions within the PPMd code, allows remote attackers to cause a denial of service (segmentation fault) or execute arbitrary code via a crafted RAR archive.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2018-01-31 18:29:00","updated_at":"2019-10-03 00:03:00"},"problem_types":["CWE-119"],"metrics":[],"references":[{"url":"http://www.securitytracker.com/id/1040831","name":"1040831","refsource":"SECTRACK","tags":[],"title":"7-Zip RAR and ZIP Archive Processing Flaws Let Remote Users Execute Arbitrary Code - SecurityTracker","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://0patch.blogspot.si/2018/02/two-interesting-micropatches-for-7-zip.html","name":"https://0patch.blogspot.si/2018/02/two-interesting-micropatches-for-7-zip.html","refsource":"MISC","tags":[],"title":"0patch Blog: Two Interesting Micropatches For 7-Zip (CVE-2017-17969 and CVE-2018-5996)","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://landave.io/2018/01/7-zip-multiple-memory-corruptions-via-rar-and-zip/","name":"https://landave.io/2018/01/7-zip-multiple-memory-corruptions-via-rar-and-zip/","refsource":"MISC","tags":["Exploit","Technical Description","Third Party Advisory"],"title":"7-Zip: Multiple Memory Corruptions via RAR and ZIP | landave's blog","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-5996","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-5996","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2018","cve_id":"5996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"7-zip","cpe5":"7-zip","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"5996","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"7-zip","cpe5":"7-zip","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"5996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"7-zip","cpe5":"p7zip","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"5996","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"7-zip","cpe5":"p7zip","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"5996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"debian","cpe5":"debian_linux","cpe6":"7.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"5996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"debian","cpe5":"debian_linux","cpe6":"8.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"5996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"debian","cpe5":"debian_linux","cpe6":"9.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"5996","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"debian","cpe5":"debian_linux","cpe6":"7.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"5996","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"debian","cpe5":"debian_linux","cpe6":"8.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"5996","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"debian","cpe5":"debian_linux","cpe6":"9.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2018-5996","qid":"500508","title":"Alpine Linux Security Update for p7zip"},{"cve":"CVE-2018-5996","qid":"504267","title":"Alpine Linux Security Update for p7zip"},{"cve":"CVE-2018-5996","qid":"690648","title":"Free Berkeley Software Distribution (FreeBSD) Security Update for p7zip-codec-rar (7a2e0063-0e4e-11e8-94c0-5453ed2e2b49)"},{"cve":"CVE-2018-5996","qid":"900090","title":"CBL-Mariner Linux Security Update for p7zip 16.02"},{"cve":"CVE-2018-5996","qid":"901890","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for p7zip (6784-1)"},{"cve":"CVE-2018-5996","qid":"903074","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for p7zip (4256)"},{"cve":"CVE-2018-5996","qid":"905914","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for p7zip (4256-1)"},{"cve":"CVE-2018-5996","qid":"906267","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for p7zip (6784-2)"}]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2018-5996","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":"Insufficient exception handling in the method NCompress::NRar3::CDecoder::Code of 7-Zip before 18.00 and p7zip can lead to multiple memory corruptions within the PPMd code, allows remote attackers to cause a denial of service (segmentation fault) or execute arbitrary code via a crafted RAR archive."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"https://landave.io/2018/01/7-zip-multiple-memory-corruptions-via-rar-and-zip/","refsource":"MISC","url":"https://landave.io/2018/01/7-zip-multiple-memory-corruptions-via-rar-and-zip/"},{"name":"1040831","refsource":"SECTRACK","url":"http://www.securitytracker.com/id/1040831"},{"name":"https://0patch.blogspot.si/2018/02/two-interesting-micropatches-for-7-zip.html","refsource":"MISC","url":"https://0patch.blogspot.si/2018/02/two-interesting-micropatches-for-7-zip.html"}]}},"nvd":{"publishedDate":"2018-01-31 18:29:00","lastModifiedDate":"2019-10-03 00:03:00","problem_types":["CWE-119"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.0","vectorString":"CVSS:3.0/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,"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:7-zip:7-zip:*:*:*:*:*:*:*:*","versionEndExcluding":"18.00","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:7-zip:p7zip:*:*:*:*:*:*:*:*","versionEndExcluding":"18.0","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2018","CveId":"5996","Ordinal":"122005","Title":"CVE-2018-5996","CVE":"CVE-2018-5996","Year":"2018"},"notes":[{"CveYear":"2018","CveId":"5996","Ordinal":"1","NoteData":"Insufficient exception handling in the method NCompress::NRar3::CDecoder::Code of 7-Zip before 18.00 and p7zip can lead to multiple memory corruptions within the PPMd code, allows remote attackers to cause a denial of service (segmentation fault) or execute arbitrary code via a crafted RAR archive.","Type":"Description","Title":null},{"CveYear":"2018","CveId":"5996","Ordinal":"2","NoteData":"2018-01-31","Type":"Other","Title":"Published"},{"CveYear":"2018","CveId":"5996","Ordinal":"3","NoteData":"2018-05-19","Type":"Other","Title":"Modified"}]}}}