{"api_version":"1","generated_at":"2026-07-23T09:35:57+00:00","cve":"CVE-2015-1328","urls":{"html":"https://cve.report/CVE-2015-1328","api":"https://cve.report/api/cve/CVE-2015-1328.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2015-1328","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2015-1328"},"summary":{"title":"CVE-2015-1328","description":"The overlayfs implementation in the linux (aka Linux kernel) package before 3.19.0-21.21 in Ubuntu through 15.04 does not properly check permissions for file creation in the upper filesystem directory, which allows local users to obtain root access by leveraging a configuration in which overlayfs is permitted in an arbitrary mount namespace.","state":"PUBLISHED","assigner":"canonical","published_at":"2016-11-28 03:59:00","updated_at":"2026-05-06 22:30:45"},"problem_types":["CWE-264","n/a"],"metrics":[{"version":"3.0","source":"nvd@nist.gov","type":"Primary","score":"7.8","severity":"HIGH","vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","data":{"version":"3.0","vectorString":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}},{"version":"2.0","source":"nvd@nist.gov","type":"Primary","score":"7.2","severity":"","vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","data":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:C/I:C/A:C","baseScore":7.2,"accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"COMPLETE","integrityImpact":"COMPLETE","availabilityImpact":"COMPLETE"}}],"references":[{"url":"http://www.securityfocus.com/bid/75206","name":"http://www.securityfocus.com/bid/75206","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory","VDB Entry"],"title":"Ubuntu Linux CVE-2015-1328 Local Privilege Escalation Vulnerability","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"https://security-tracker.debian.org/tracker/CVE-2015-1328","name":"https://security-tracker.debian.org/tracker/CVE-2015-1328","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"],"title":"CVE-2015-1328","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.exploit-db.com/exploits/40688/","name":"http://www.exploit-db.com/exploits/40688/","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","VDB Entry"],"title":"Linux Kernel (Ubuntu / Fedora / RedHat) - 'Overlayfs' Privilege Escalation (Metasploit)","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://seclists.org/oss-sec/2015/q2/717","name":"http://seclists.org/oss-sec/2015/q2/717","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List","Third Party Advisory"],"title":"oss-sec: CVE-2015-1328: incorrect permission checks in overlayfs, ubuntu local root","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.exploit-db.com/exploits/37292/","name":"https://www.exploit-db.com/exploits/37292/","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Ubuntu 12.04, 14.04, 14.10, 15.04 - overlayfs Local Root Shell - Exploits Database","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://people.canonical.com/~ubuntu-security/cve/2015/CVE-2015-1328.html","name":"https://people.canonical.com/~ubuntu-security/cve/2015/CVE-2015-1328.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"title":"CVE-2015-1328 in Ubuntu","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2015-1328","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2015-1328","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"n/a","product":"n/a","version":"affected n/a","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2015","cve_id":"1328","vulnerable":"1","versionEndIncluding":"15.04","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"canonical","cpe5":"ubuntu_linux","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2015","cve_id":"1328","vulnerable":"1","versionEndIncluding":"3.19","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"linux","cpe5":"linux_kernel","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2015","cve_id":"1328","cve":"CVE-2015-1328","epss":"0.896760000","percentile":"0.995730000","score_date":"2026-05-10","updated_at":"2026-05-11 00:14:43"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"providerMetadata":{"dateUpdated":"2024-08-06T04:40:18.469Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://people.canonical.com/~ubuntu-security/cve/2015/CVE-2015-1328.html"},{"name":"75206","tags":["vdb-entry","x_refsource_BID","x_transferred"],"url":"http://www.securityfocus.com/bid/75206"},{"name":"37292","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred"],"url":"https://www.exploit-db.com/exploits/37292/"},{"name":"40688","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred"],"url":"http://www.exploit-db.com/exploits/40688/"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://security-tracker.debian.org/tracker/CVE-2015-1328"},{"name":"[oss-security] 20150616 CVE-2015-1328: incorrect permission checks in overlayfs, ubuntu local root","tags":["mailing-list","x_refsource_MLIST","x_transferred"],"url":"http://seclists.org/oss-sec/2015/q2/717"}],"title":"CVE Program Container"}],"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"datePublic":"2015-06-16T00:00:00.000Z","descriptions":[{"lang":"en","value":"The overlayfs implementation in the linux (aka Linux kernel) package before 3.19.0-21.21 in Ubuntu through 15.04 does not properly check permissions for file creation in the upper filesystem directory, which allows local users to obtain root access by leveraging a configuration in which overlayfs is permitted in an arbitrary mount namespace."}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2017-09-20T09:57:01.000Z","orgId":"cc1ad9ee-3454-478d-9317-d3e869d708bc","shortName":"canonical"},"references":[{"tags":["x_refsource_CONFIRM"],"url":"https://people.canonical.com/~ubuntu-security/cve/2015/CVE-2015-1328.html"},{"name":"75206","tags":["vdb-entry","x_refsource_BID"],"url":"http://www.securityfocus.com/bid/75206"},{"name":"37292","tags":["exploit","x_refsource_EXPLOIT-DB"],"url":"https://www.exploit-db.com/exploits/37292/"},{"name":"40688","tags":["exploit","x_refsource_EXPLOIT-DB"],"url":"http://www.exploit-db.com/exploits/40688/"},{"tags":["x_refsource_CONFIRM"],"url":"https://security-tracker.debian.org/tracker/CVE-2015-1328"},{"name":"[oss-security] 20150616 CVE-2015-1328: incorrect permission checks in overlayfs, ubuntu local root","tags":["mailing-list","x_refsource_MLIST"],"url":"http://seclists.org/oss-sec/2015/q2/717"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"security@ubuntu.com","ID":"CVE-2015-1328","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":"The overlayfs implementation in the linux (aka Linux kernel) package before 3.19.0-21.21 in Ubuntu through 15.04 does not properly check permissions for file creation in the upper filesystem directory, which allows local users to obtain root access by leveraging a configuration in which overlayfs is permitted in an arbitrary mount namespace."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"https://people.canonical.com/~ubuntu-security/cve/2015/CVE-2015-1328.html","refsource":"CONFIRM","url":"https://people.canonical.com/~ubuntu-security/cve/2015/CVE-2015-1328.html"},{"name":"75206","refsource":"BID","url":"http://www.securityfocus.com/bid/75206"},{"name":"37292","refsource":"EXPLOIT-DB","url":"https://www.exploit-db.com/exploits/37292/"},{"name":"40688","refsource":"EXPLOIT-DB","url":"http://www.exploit-db.com/exploits/40688/"},{"name":"https://security-tracker.debian.org/tracker/CVE-2015-1328","refsource":"CONFIRM","url":"https://security-tracker.debian.org/tracker/CVE-2015-1328"},{"name":"[oss-security] 20150616 CVE-2015-1328: incorrect permission checks in overlayfs, ubuntu local root","refsource":"MLIST","url":"http://seclists.org/oss-sec/2015/q2/717"}]}}}},"cveMetadata":{"assignerOrgId":"cc1ad9ee-3454-478d-9317-d3e869d708bc","assignerShortName":"canonical","cveId":"CVE-2015-1328","datePublished":"2016-11-28T03:01:00.000Z","dateReserved":"2015-01-22T00:00:00.000Z","dateUpdated":"2024-08-06T04:40:18.469Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"},"nvd":{"publishedDate":"2016-11-28 03:59:00","lastModifiedDate":"2026-05-06 22:30:45","problem_types":["CWE-264","n/a"],"metrics":{"cvssMetricV30":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:C/I:C/A:C","baseScore":7.2,"accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"COMPLETE","integrityImpact":"COMPLETE","availabilityImpact":"COMPLETE"},"baseSeverity":"HIGH","exploitabilityScore":3.9,"impactScore":10,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:canonical:ubuntu_linux:*:*:*:*:*:*:*:*","versionEndIncluding":"15.04","matchCriteriaId":"287764A9-6447-45FF-84DC-6B533820A627"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndIncluding":"3.19","matchCriteriaId":"7DA2505B-9AA3-4D77-A2FF-3DCA97080184"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2015","CveId":"1328","Ordinal":"1","Title":"CVE-2015-1328","CVE":"CVE-2015-1328","Year":"2015"},"notes":[{"CveYear":"2015","CveId":"1328","Ordinal":"1","NoteData":"The overlayfs implementation in the linux (aka Linux kernel) package before 3.19.0-21.21 in Ubuntu through 15.04 does not properly check permissions for file creation in the upper filesystem directory, which allows local users to obtain root access by leveraging a configuration in which overlayfs is permitted in an arbitrary mount namespace.","Type":"Description","Title":"CVE-2015-1328"},{"CveYear":"2015","CveId":"1328","Ordinal":"2","NoteData":"2016-11-27","Type":"Other","Title":"Published"},{"CveYear":"2015","CveId":"1328","Ordinal":"3","NoteData":"2017-09-20","Type":"Other","Title":"Modified"}]}}}