{"api_version":"1","generated_at":"2026-04-23T01:14:55+00:00","cve":"CVE-2021-27919","urls":{"html":"https://cve.report/CVE-2021-27919","api":"https://cve.report/api/cve/CVE-2021-27919.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-27919","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-27919"},"summary":{"title":"CVE-2021-27919","description":"archive/zip in Go 1.16.x before 1.16.1 allows attackers to cause a denial of service (panic) upon attempted use of the Reader.Open API for a ZIP archive in which ../ occurs at the beginning of any filename.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2021-03-11 00:15:00","updated_at":"2023-11-07 03:32:00"},"problem_types":["NVD-CWE-noinfo"],"metrics":[],"references":[{"url":"https://security.gentoo.org/glsa/202208-02","name":"GLSA-202208-02","refsource":"GENTOO","tags":[],"title":"Go: Multiple Vulnerabilities (GLSA 202208-02) — Gentoo security","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2MU47VKTNXX33ZDLTI2ORRUY3KLJKU6G/","name":"FEDORA-2021-6a3024b3fd","refsource":"","tags":[],"title":"[SECURITY] Fedora 34 Update: golang-1.16.8-1.fc34 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://groups.google.com/g/golang-announce/c/MfiLYjG-RAw","name":"https://groups.google.com/g/golang-announce/c/MfiLYjG-RAw","refsource":"MISC","tags":["Mailing List","Vendor Advisory"],"title":"[security] Go 1.16.1 and Go 1.15.9 are released","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HM7U5JNS5WU66Q3S26PFIU2ITB2ATTQ4/","name":"FEDORA-2021-e71b05ba7b","refsource":"FEDORA","tags":[],"title":"[SECURITY] Fedora 35 Update: golang-1.16.8-2.fc35 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2MU47VKTNXX33ZDLTI2ORRUY3KLJKU6G/","name":"FEDORA-2021-6a3024b3fd","refsource":"FEDORA","tags":[],"title":"[SECURITY] Fedora 34 Update: golang-1.16.8-1.fc34 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HM7U5JNS5WU66Q3S26PFIU2ITB2ATTQ4/","name":"FEDORA-2021-e71b05ba7b","refsource":"","tags":[],"title":"[SECURITY] Fedora 35 Update: golang-1.16.8-2.fc35 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-27919","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-27919","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2021","cve_id":"27919","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"fedoraproject","cpe5":"fedora","cpe6":"34","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"27919","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"fedoraproject","cpe5":"fedora","cpe6":"35","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"27919","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"golang","cpe5":"go","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2021-27919","qid":"174835","title":"SUSE Enterprise Linux Security update for go1.16 (SUSE-SU-2021:0937-1)"},{"cve":"CVE-2021-27919","qid":"174854","title":"SUSE Enterprise Linux Security update for go1.16 (SUSE-SU-2021:0937-1)"},{"cve":"CVE-2021-27919","qid":"281921","title":"Fedora Security Update for golang (FEDORA-2021-6a3024b3fd)"},{"cve":"CVE-2021-27919","qid":"354041","title":"Amazon Linux Security Advisory for golang : ALAS2-2022-1830"},{"cve":"CVE-2021-27919","qid":"378883","title":"Splunk Enterprise August Third Party Package Updates (SVD-2023-0808)"},{"cve":"CVE-2021-27919","qid":"501568","title":"Alpine Linux Security Update for go"},{"cve":"CVE-2021-27919","qid":"501857","title":"Alpine Linux Security Update for go"},{"cve":"CVE-2021-27919","qid":"690234","title":"Free Berkeley Software Distribution (FreeBSD) Security Update for go (72709326-81f7-11eb-950a-00155d646401)"},{"cve":"CVE-2021-27919","qid":"710584","title":"Gentoo Linux Go Multiple Vulnerabilities (GLSA 202208-02)"}]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2021-27919","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":"archive/zip in Go 1.16.x before 1.16.1 allows attackers to cause a denial of service (panic) upon attempted use of the Reader.Open API for a ZIP archive in which ../ occurs at the beginning of any filename."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"refsource":"MISC","name":"https://groups.google.com/g/golang-announce/c/MfiLYjG-RAw","url":"https://groups.google.com/g/golang-announce/c/MfiLYjG-RAw"},{"refsource":"FEDORA","name":"FEDORA-2021-6a3024b3fd","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2MU47VKTNXX33ZDLTI2ORRUY3KLJKU6G/"},{"refsource":"FEDORA","name":"FEDORA-2021-e71b05ba7b","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HM7U5JNS5WU66Q3S26PFIU2ITB2ATTQ4/"},{"refsource":"GENTOO","name":"GLSA-202208-02","url":"https://security.gentoo.org/glsa/202208-02"}]}},"nvd":{"publishedDate":"2021-03-11 00:15:00","lastModifiedDate":"2023-11-07 03:32:00","problem_types":["NVD-CWE-noinfo"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":5.5,"baseSeverity":"MEDIUM"},"exploitabilityScore":1.8,"impactScore":3.6},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:N/I:N/A:P","accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL","baseScore":4.3},"severity":"MEDIUM","exploitabilityScore":8.6,"impactScore":2.9,"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:golang:go:*:*:*:*:*:*:*:*","versionStartIncluding":"1.16.0","versionEndExcluding":"1.16.1","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2021","CveId":"27919","Ordinal":"203034","Title":"CVE-2021-27919","CVE":"CVE-2021-27919","Year":"2021"},"notes":[{"CveYear":"2021","CveId":"27919","Ordinal":"1","NoteData":"archive/zip in Go 1.16.x before 1.16.1 allows attackers to cause a denial of service (panic) upon attempted use of the Reader.Open API for a ZIP archive in which ../ occurs at the beginning of any filename.","Type":"Description","Title":null},{"CveYear":"2021","CveId":"27919","Ordinal":"2","NoteData":"2021-03-10","Type":"Other","Title":"Published"},{"CveYear":"2021","CveId":"27919","Ordinal":"3","NoteData":"2021-09-24","Type":"Other","Title":"Modified"}]}}}