{"api_version":"1","generated_at":"2026-07-24T02:23:26+00:00","cve":"CVE-2016-7543","urls":{"html":"https://cve.report/CVE-2016-7543","api":"https://cve.report/api/cve/CVE-2016-7543.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2016-7543","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2016-7543"},"summary":{"title":"CVE-2016-7543","description":"Bash before 4.4 allows local users to execute arbitrary commands with root privileges via crafted SHELLOPTS and PS4 environment variables.","state":"PUBLISHED","assigner":"mitre","published_at":"2017-01-19 20:59:00","updated_at":"2025-04-20 01:37:25"},"problem_types":["CWE-20","n/a"],"metrics":[{"version":"3.0","source":"nvd@nist.gov","type":"Primary","score":"8.4","severity":"HIGH","vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","data":{"version":"3.0","vectorString":"CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":8.4,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","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":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/F7XOQSHU63Y357NHU5FPTFBM6I3YOCQB/","name":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/F7XOQSHU63Y357NHU5FPTFBM6I3YOCQB/","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"[SECURITY] Fedora 25 Update: bash-4.3.43-4.fc25 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.openwall.com/lists/oss-security/2016/09/26/9","name":"http://www.openwall.com/lists/oss-security/2016/09/26/9","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List","Third Party Advisory"],"title":"oss-security - CVE-2016-7543 -- bash SHELLOPTS+PS4","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://rhn.redhat.com/errata/RHSA-2017-0725.html","name":"http://rhn.redhat.com/errata/RHSA-2017-0725.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Red Hat Customer Portal","mime":"text/html","httpstatus":"-1","archivestatus":"200"},{"url":"https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05388115","name":"https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05388115","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Document Display | HPE Support Center","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OU3C756YPHDAAPFX76UGZBAQQQ5UMHS5/","name":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OU3C756YPHDAAPFX76UGZBAQQQ5UMHS5/","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"[SECURITY] Fedora 24 Update: bash-4.3.42-7.fc24 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.securitytracker.com/id/1037812","name":"http://www.securitytracker.com/id/1037812","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"HPE NonStop Server Bash Shell Lets Local Users Obtain Root Privileges - SecurityTracker","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://security.gentoo.org/glsa/201701-02","name":"https://security.gentoo.org/glsa/201701-02","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"],"title":"Bash: Multiple vulnerabilities (GLSA 201701-02) — Gentoo Security","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.gnu.org/archive/html/bug-bash/2016-09/msg00018.html","name":"https://lists.gnu.org/archive/html/bug-bash/2016-09/msg00018.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"],"title":"Bash-4.4 Release available","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.securityfocus.com/bid/93183","name":"http://www.securityfocus.com/bid/93183","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory","VDB Entry"],"title":"GNU Bash CVE-2016-7543 Local Command Execution Vulnerability","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z2VRBSIPZDZ75ZQ2DLITHUIDW4W26KVR/","name":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z2VRBSIPZDZ75ZQ2DLITHUIDW4W26KVR/","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"[SECURITY] Fedora 23 Update: bash-4.3.42-5.fc23 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://access.redhat.com/errata/RHSA-2017:1931","name":"https://access.redhat.com/errata/RHSA-2017:1931","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Red Hat Customer Portal","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/F7XOQSHU63Y357NHU5FPTFBM6I3YOCQB/","name":"FEDORA:FEDORA-2016-2c4b5ad64e","refsource":"MITRE","tags":[],"title":"[SECURITY] Fedora 25 Update: bash-4.3.43-4.fc25 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OU3C756YPHDAAPFX76UGZBAQQQ5UMHS5/","name":"FEDORA:FEDORA-2016-5a54fb4784","refsource":"MITRE","tags":[],"title":"[SECURITY] Fedora 24 Update: bash-4.3.42-7.fc24 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z2VRBSIPZDZ75ZQ2DLITHUIDW4W26KVR/","name":"FEDORA:FEDORA-2016-f84391516d","refsource":"MITRE","tags":[],"title":"[SECURITY] Fedora 23 Update: bash-4.3.42-5.fc23 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2016-7543","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-7543","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":"2016","cve_id":"7543","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"fedoraproject","cpe5":"fedora","cpe6":"23","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2016","cve_id":"7543","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"fedoraproject","cpe5":"fedora","cpe6":"24","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2016","cve_id":"7543","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"fedoraproject","cpe5":"fedora","cpe6":"25","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2016","cve_id":"7543","vulnerable":"1","versionEndIncluding":"4.3","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"gnu","cpe5":"bash","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2016-7543","qid":"710387","title":"Gentoo Linux Bash Multiple Vulnerabilities (GLSA 201701-02)"}]},"source_records":{"cve_program":{"containers":{"adp":[{"providerMetadata":{"dateUpdated":"2024-08-06T02:04:54.955Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"name":"RHSA-2017:0725","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"],"url":"http://rhn.redhat.com/errata/RHSA-2017-0725.html"},{"name":"FEDORA-2016-5a54fb4784","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OU3C756YPHDAAPFX76UGZBAQQQ5UMHS5/"},{"name":"RHSA-2017:1931","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"],"url":"https://access.redhat.com/errata/RHSA-2017:1931"},{"name":"FEDORA-2016-2c4b5ad64e","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/F7XOQSHU63Y357NHU5FPTFBM6I3YOCQB/"},{"name":"[oss-security] 20160926 CVE-2016-7543 -- bash SHELLOPTS+PS4","tags":["mailing-list","x_refsource_MLIST","x_transferred"],"url":"http://www.openwall.com/lists/oss-security/2016/09/26/9"},{"name":"[bug-bash] 20160916 Bash-4.4 Release available","tags":["mailing-list","x_refsource_MLIST","x_transferred"],"url":"https://lists.gnu.org/archive/html/bug-bash/2016-09/msg00018.html"},{"name":"93183","tags":["vdb-entry","x_refsource_BID","x_transferred"],"url":"http://www.securityfocus.com/bid/93183"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05388115"},{"name":"FEDORA-2016-f84391516d","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z2VRBSIPZDZ75ZQ2DLITHUIDW4W26KVR/"},{"name":"1037812","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"],"url":"http://www.securitytracker.com/id/1037812"},{"name":"GLSA-201701-02","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred"],"url":"https://security.gentoo.org/glsa/201701-02"}],"title":"CVE Program Container"}],"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"datePublic":"2016-09-16T00:00:00.000Z","descriptions":[{"lang":"en","value":"Bash before 4.4 allows local users to execute arbitrary commands with root privileges via crafted SHELLOPTS and PS4 environment variables."}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2018-01-04T19:57:01.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre"},"references":[{"name":"RHSA-2017:0725","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"http://rhn.redhat.com/errata/RHSA-2017-0725.html"},{"name":"FEDORA-2016-5a54fb4784","tags":["vendor-advisory","x_refsource_FEDORA"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OU3C756YPHDAAPFX76UGZBAQQQ5UMHS5/"},{"name":"RHSA-2017:1931","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2017:1931"},{"name":"FEDORA-2016-2c4b5ad64e","tags":["vendor-advisory","x_refsource_FEDORA"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/F7XOQSHU63Y357NHU5FPTFBM6I3YOCQB/"},{"name":"[oss-security] 20160926 CVE-2016-7543 -- bash SHELLOPTS+PS4","tags":["mailing-list","x_refsource_MLIST"],"url":"http://www.openwall.com/lists/oss-security/2016/09/26/9"},{"name":"[bug-bash] 20160916 Bash-4.4 Release available","tags":["mailing-list","x_refsource_MLIST"],"url":"https://lists.gnu.org/archive/html/bug-bash/2016-09/msg00018.html"},{"name":"93183","tags":["vdb-entry","x_refsource_BID"],"url":"http://www.securityfocus.com/bid/93183"},{"tags":["x_refsource_CONFIRM"],"url":"https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05388115"},{"name":"FEDORA-2016-f84391516d","tags":["vendor-advisory","x_refsource_FEDORA"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z2VRBSIPZDZ75ZQ2DLITHUIDW4W26KVR/"},{"name":"1037812","tags":["vdb-entry","x_refsource_SECTRACK"],"url":"http://www.securitytracker.com/id/1037812"},{"name":"GLSA-201701-02","tags":["vendor-advisory","x_refsource_GENTOO"],"url":"https://security.gentoo.org/glsa/201701-02"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2016-7543","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":"Bash before 4.4 allows local users to execute arbitrary commands with root privileges via crafted SHELLOPTS and PS4 environment variables."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"RHSA-2017:0725","refsource":"REDHAT","url":"http://rhn.redhat.com/errata/RHSA-2017-0725.html"},{"name":"FEDORA-2016-5a54fb4784","refsource":"FEDORA","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OU3C756YPHDAAPFX76UGZBAQQQ5UMHS5/"},{"name":"RHSA-2017:1931","refsource":"REDHAT","url":"https://access.redhat.com/errata/RHSA-2017:1931"},{"name":"FEDORA-2016-2c4b5ad64e","refsource":"FEDORA","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/F7XOQSHU63Y357NHU5FPTFBM6I3YOCQB/"},{"name":"[oss-security] 20160926 CVE-2016-7543 -- bash SHELLOPTS+PS4","refsource":"MLIST","url":"http://www.openwall.com/lists/oss-security/2016/09/26/9"},{"name":"[bug-bash] 20160916 Bash-4.4 Release available","refsource":"MLIST","url":"https://lists.gnu.org/archive/html/bug-bash/2016-09/msg00018.html"},{"name":"93183","refsource":"BID","url":"http://www.securityfocus.com/bid/93183"},{"name":"https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05388115","refsource":"CONFIRM","url":"https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05388115"},{"name":"FEDORA-2016-f84391516d","refsource":"FEDORA","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z2VRBSIPZDZ75ZQ2DLITHUIDW4W26KVR/"},{"name":"1037812","refsource":"SECTRACK","url":"http://www.securitytracker.com/id/1037812"},{"name":"GLSA-201701-02","refsource":"GENTOO","url":"https://security.gentoo.org/glsa/201701-02"}]}}}},"cveMetadata":{"assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","assignerShortName":"mitre","cveId":"CVE-2016-7543","datePublished":"2017-01-19T20:00:00.000Z","dateReserved":"2016-09-09T00:00:00.000Z","dateUpdated":"2024-08-06T02:04:54.955Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"},"nvd":{"publishedDate":"2017-01-19 20:59:00","lastModifiedDate":"2025-04-20 01:37:25","problem_types":["CWE-20","n/a"],"metrics":{"cvssMetricV30":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":8.4,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.5,"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:a:gnu:bash:*:*:*:*:*:*:*:*","versionEndIncluding":"4.3","matchCriteriaId":"F4DBE402-1B0A-4854-ABE5-891321454C25"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:*","matchCriteriaId":"E79AB8DD-C907-4038-A931-1A5A4CFB6A5B"},{"vulnerable":true,"criteria":"cpe:2.3:o:fedoraproject:fedora:24:*:*:*:*:*:*:*","matchCriteriaId":"C729D5D1-ED95-443A-9F53-5D7C2FD9B80C"},{"vulnerable":true,"criteria":"cpe:2.3:o:fedoraproject:fedora:25:*:*:*:*:*:*:*","matchCriteriaId":"772E9557-A371-4664-AE2D-4135AAEB89AA"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2016","CveId":"7543","Ordinal":"1","Title":"CVE-2016-7543","CVE":"CVE-2016-7543","Year":"2016"},"notes":[{"CveYear":"2016","CveId":"7543","Ordinal":"1","NoteData":"Bash before 4.4 allows local users to execute arbitrary commands with root privileges via crafted SHELLOPTS and PS4 environment variables.","Type":"Description","Title":"CVE-2016-7543"},{"CveYear":"2016","CveId":"7543","Ordinal":"2","NoteData":"2017-01-19","Type":"Other","Title":"Published"},{"CveYear":"2016","CveId":"7543","Ordinal":"3","NoteData":"2018-01-04","Type":"Other","Title":"Modified"}]}}}