{"api_version":"1","generated_at":"2026-04-23T02:16:56+00:00","cve":"CVE-2020-24394","urls":{"html":"https://cve.report/CVE-2020-24394","api":"https://cve.report/api/cve/CVE-2020-24394.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2020-24394","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-24394"},"summary":{"title":"CVE-2020-24394","description":"In the Linux kernel before 5.7.8, fs/nfsd/vfs.c (in the NFS server) can set incorrect permissions on new filesystem objects when the filesystem lacks ACL support, aka CID-22cf8419f131. This occurs because the current umask is not considered.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2020-08-19 13:15:00","updated_at":"2022-10-25 17:03:00"},"problem_types":["CWE-732"],"metrics":[],"references":[{"url":"http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00007.html","name":"openSUSE-SU-2020:1325","refsource":"SUSE","tags":["Third Party Advisory"],"title":"[security-announce] openSUSE-SU-2020:1325-1: important: Security update","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://usn.ubuntu.com/4483-1/","name":"USN-4483-1","refsource":"UBUNTU","tags":[],"title":"USN-4483-1: Linux kernel vulnerabilities | Ubuntu security notices | Ubuntu","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=962254","name":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=962254","refsource":"MISC","tags":["Issue Tracking","Third Party Advisory"],"title":"#962254 - NFSv4.2: umask not applied on filesystem without ACL support - Debian Bug report logs","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.starwindsoftware.com/security/sw-20210325-0004/","name":"https://www.starwindsoftware.com/security/sw-20210325-0004/","refsource":"MISC","tags":[],"title":"CVE-2020-24394 Linux Kernel vulnerability in StarWind VSAN for vSphere (VSA)","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=22cf8419f1319ff87ec759d0ebdff4cbafaee832","name":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=22cf8419f1319ff87ec759d0ebdff4cbafaee832","refsource":"MISC","tags":["Patch","Vendor Advisory"],"title":"kernel/git/torvalds/linux.git - Linux kernel source tree","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.7.8","name":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.7.8","refsource":"MISC","tags":["Release Notes","Vendor Advisory"],"title":"","mime":"text/plain","httpstatus":"200","archivestatus":"200"},{"url":"https://security.netapp.com/advisory/ntap-20200904-0003/","name":"https://security.netapp.com/advisory/ntap-20200904-0003/","refsource":"CONFIRM","tags":["Third Party Advisory"],"title":"CVE-2020-24394 Linux Kernel Vulnerability in NetApp Products | NetApp Product Security","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"https://usn.ubuntu.com/4465-1/","name":"USN-4465-1","refsource":"UBUNTU","tags":["Third Party Advisory"],"title":"USN-4465-1: linux kernel vulnerabilities | Ubuntu security notices | Ubuntu","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://usn.ubuntu.com/4485-1/","name":"USN-4485-1","refsource":"UBUNTU","tags":[],"title":"USN-4485-1: Linux kernel vulnerabilities | Ubuntu security notices | Ubuntu","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.oracle.com/security-alerts/cpuApr2021.html","name":"https://www.oracle.com/security-alerts/cpuApr2021.html","refsource":"MISC","tags":[],"title":"Oracle Critical Patch Update Advisory - April 2021","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-24394","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-24394","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2020","cve_id":"24394","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"canonical","cpe5":"ubuntu_linux","cpe6":"14.04","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"esm","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"24394","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"canonical","cpe5":"ubuntu_linux","cpe6":"16.04","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"esm","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"24394","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"canonical","cpe5":"ubuntu_linux","cpe6":"18.04","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"lts","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"24394","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"canonical","cpe5":"ubuntu_linux","cpe6":"20.04","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"lts","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"24394","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"canonical","cpe5":"ubuntu_linux","cpe6":"18.04","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"lts","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"24394","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"linux","cpe5":"linux_kernel","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"24394","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"linux","cpe5":"linux_kernel","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"24394","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"opensuse","cpe5":"leap","cpe6":"15.1","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"24394","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"opensuse","cpe5":"leap","cpe6":"15.1","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"24394","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"oracle","cpe5":"sd-wan_edge","cpe6":"8.2","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"24394","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"starwindsoftware","cpe5":"starwind_virtual_san","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"vsphere","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"24394","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"starwindsoftware","cpe5":"starwind_virtual_san","cpe6":"v8","cpe7":"build12533","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"vsphere","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"24394","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"starwindsoftware","cpe5":"starwind_virtual_san","cpe6":"v8","cpe7":"build12658","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"vsphere","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"24394","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"starwindsoftware","cpe5":"starwind_virtual_san","cpe6":"v8","cpe7":"build12859","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"vsphere","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"24394","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"starwindsoftware","cpe5":"starwind_virtual_san","cpe6":"v8","cpe7":"build13170","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"vsphere","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"24394","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"starwindsoftware","cpe5":"starwind_virtual_san","cpe6":"v8","cpe7":"build13586","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"vsphere","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"24394","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"starwindsoftware","cpe5":"starwind_virtual_san","cpe6":"v8","cpe7":"build13861","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"vsphere","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2020-24394","qid":"159185","title":"Oracle Enterprise Linux Security Update for kernel (ELSA-2021-1578)"},{"cve":"CVE-2020-24394","qid":"239314","title":"Red Hat Update for kernel-rt (RHSA-2021:1739)"},{"cve":"CVE-2020-24394","qid":"239339","title":"Red Hat Update for kernel (RHSA-2021:1578)"},{"cve":"CVE-2020-24394","qid":"900078","title":"CBL-Mariner Linux Security Update for kernel 5.4.91"},{"cve":"CVE-2020-24394","qid":"903124","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (3510)"},{"cve":"CVE-2020-24394","qid":"905770","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (3510-1)"},{"cve":"CVE-2020-24394","qid":"940354","title":"AlmaLinux Security Update for kernel (ALSA-2021:1578)"}]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2020-24394","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":"In the Linux kernel before 5.7.8, fs/nfsd/vfs.c (in the NFS server) can set incorrect permissions on new filesystem objects when the filesystem lacks ACL support, aka CID-22cf8419f131. This occurs because the current umask is not considered."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=962254","refsource":"MISC","name":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=962254"},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=22cf8419f1319ff87ec759d0ebdff4cbafaee832","refsource":"MISC","name":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=22cf8419f1319ff87ec759d0ebdff4cbafaee832"},{"url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.7.8","refsource":"MISC","name":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.7.8"},{"refsource":"UBUNTU","name":"USN-4465-1","url":"https://usn.ubuntu.com/4465-1/"},{"refsource":"SUSE","name":"openSUSE-SU-2020:1325","url":"http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00007.html"},{"refsource":"UBUNTU","name":"USN-4483-1","url":"https://usn.ubuntu.com/4483-1/"},{"refsource":"UBUNTU","name":"USN-4485-1","url":"https://usn.ubuntu.com/4485-1/"},{"url":"https://www.oracle.com/security-alerts/cpuApr2021.html","refsource":"MISC","name":"https://www.oracle.com/security-alerts/cpuApr2021.html"},{"refsource":"CONFIRM","name":"https://security.netapp.com/advisory/ntap-20200904-0003/","url":"https://security.netapp.com/advisory/ntap-20200904-0003/"},{"refsource":"MISC","name":"https://www.starwindsoftware.com/security/sw-20210325-0004/","url":"https://www.starwindsoftware.com/security/sw-20210325-0004/"}]}},"nvd":{"publishedDate":"2020-08-19 13:15:00","lastModifiedDate":"2022-10-25 17:03:00","problem_types":["CWE-732"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"NONE","baseScore":7.1,"baseSeverity":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.2},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:P/I:P/A:N","accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"NONE","baseScore":3.6},"severity":"LOW","exploitabilityScore":3.9,"impactScore":4.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.7.8","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:oracle:sd-wan_edge:8.2:*:*:*:*:*:*:*","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:starwindsoftware:starwind_virtual_san:v8:build12533:*:*:*:vsphere:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:starwindsoftware:starwind_virtual_san:v8:build12658:*:*:*:vsphere:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:starwindsoftware:starwind_virtual_san:v8:build12859:*:*:*:vsphere:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:starwindsoftware:starwind_virtual_san:v8:build13170:*:*:*:vsphere:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:starwindsoftware:starwind_virtual_san:v8:build13586:*:*:*:vsphere:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:starwindsoftware:starwind_virtual_san:v8:build13861:*:*:*:vsphere:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2020","CveId":"24394","Ordinal":"185804","Title":"CVE-2020-24394","CVE":"CVE-2020-24394","Year":"2020"},"notes":[{"CveYear":"2020","CveId":"24394","Ordinal":"1","NoteData":"In the Linux kernel before 5.7.8, fs/nfsd/vfs.c (in the NFS server) can set incorrect permissions on new filesystem objects when the filesystem lacks ACL support, aka CID-22cf8419f131. This occurs because the current umask is not considered.","Type":"Description","Title":null},{"CveYear":"2020","CveId":"24394","Ordinal":"2","NoteData":"2020-08-19","Type":"Other","Title":"Published"},{"CveYear":"2020","CveId":"24394","Ordinal":"3","NoteData":"2021-06-14","Type":"Other","Title":"Modified"}]}}}