{"api_version":"1","generated_at":"2026-04-23T00:39:59+00:00","cve":"CVE-2019-19344","urls":{"html":"https://cve.report/CVE-2019-19344","api":"https://cve.report/api/cve/CVE-2019-19344.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2019-19344","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-19344"},"summary":{"title":"CVE-2019-19344","description":"There is a use-after-free issue in all samba 4.9.x versions before 4.9.18, all samba 4.10.x versions before 4.10.12 and all samba 4.11.x versions before 4.11.5, essentially due to a call to realloc() while other local variables still point at the original buffer.","state":"PUBLIC","assigner":"secalert@redhat.com","published_at":"2020-01-21 18:15:00","updated_at":"2023-11-07 03:07:00"},"problem_types":["CWE-416"],"metrics":[],"references":[{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4ACZVNMIFQGGXNJPMHAVBN3H2U65FXQY/","name":"FEDORA-2020-f92cd0e72b","refsource":"","tags":[],"title":"[SECURITY] Fedora 30 Update: samba-4.10.13-0.fc30 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.debian.org/debian-lts-announce/2023/09/msg00013.html","name":"[debian-lts-announce] 20230914 [SECURITY] [DLA 3563-1] samba security update","refsource":"MLIST","tags":[],"title":"[SECURITY] [DLA 3563-1] samba security update","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.synology.com/security/advisory/Synology_SA_20_01","name":"https://www.synology.com/security/advisory/Synology_SA_20_01","refsource":"CONFIRM","tags":["Third Party Advisory"],"title":"Synology Inc.","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00055.html","name":"openSUSE-SU-2020:0122","refsource":"SUSE","tags":["Third Party Advisory"],"title":"[security-announce] openSUSE-SU-2020:0122-1: moderate: Security update f","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-19344","name":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-19344","refsource":"CONFIRM","tags":["Issue Tracking","Third Party Advisory"],"title":"1791204 – (CVE-2019-19344) CVE-2019-19344 samba: Use after free during DNS zone scavenging in Samba AD DC","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GQ6U65I2K23YJC4FESW477WL55TU3PPT/","name":"FEDORA-2020-6bd386c7eb","refsource":"","tags":[],"title":"[SECURITY] Fedora 31 Update: samba-4.11.6-0.fc31 - 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/GQ6U65I2K23YJC4FESW477WL55TU3PPT/","name":"FEDORA-2020-6bd386c7eb","refsource":"FEDORA","tags":[],"title":"[SECURITY] Fedora 31 Update: samba-4.11.6-0.fc31 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.samba.org/samba/security/CVE-2019-19344.html","name":"https://www.samba.org/samba/security/CVE-2019-19344.html","refsource":"MISC","tags":["Vendor Advisory"],"title":"Samba - Security Announcement Archive","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://security.gentoo.org/glsa/202003-52","name":"GLSA-202003-52","refsource":"GENTOO","tags":[],"title":"Samba: Multiple vulnerabilities (GLSA 202003-52) — Gentoo security","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://usn.ubuntu.com/4244-1/","name":"USN-4244-1","refsource":"UBUNTU","tags":["Third Party Advisory"],"title":"USN-4244-1: Samba vulnerabilities | Ubuntu security notices | Ubuntu","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4ACZVNMIFQGGXNJPMHAVBN3H2U65FXQY/","name":"FEDORA-2020-f92cd0e72b","refsource":"FEDORA","tags":[],"title":"[SECURITY] Fedora 30 Update: samba-4.10.13-0.fc30 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://security.netapp.com/advisory/ntap-20200122-0001/","name":"https://security.netapp.com/advisory/ntap-20200122-0001/","refsource":"CONFIRM","tags":["Third Party Advisory"],"title":"January 2020 Samba Vulnerabilities in NetApp Products | NetApp Product Security","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2019-19344","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-19344","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2019","cve_id":"19344","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"canonical","cpe5":"ubuntu_linux","cpe6":"16.04","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"lts","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"19344","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":"2019","cve_id":"19344","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"canonical","cpe5":"ubuntu_linux","cpe6":"19.04","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"19344","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"canonical","cpe5":"ubuntu_linux","cpe6":"19.10","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"19344","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"canonical","cpe5":"ubuntu_linux","cpe6":"16.04","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"lts","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"19344","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":"2019","cve_id":"19344","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"canonical","cpe5":"ubuntu_linux","cpe6":"19.04","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"19344","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"canonical","cpe5":"ubuntu_linux","cpe6":"19.10","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"19344","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":"2019","cve_id":"19344","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":"2019","cve_id":"19344","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"samba","cpe5":"samba","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"19344","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"samba","cpe5":"samba","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"19344","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"synology","cpe5":"directory_server","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"19344","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"synology","cpe5":"directory_server","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"19344","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"synology","cpe5":"diskstation_manager","cpe6":"6.2","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"19344","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"synology","cpe5":"diskstation_manager","cpe6":"6.2","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"19344","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"synology","cpe5":"router_manager","cpe6":"1.2","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"19344","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"synology","cpe5":"router_manager","cpe6":"1.2","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"19344","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"synology","cpe5":"skynas","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"19344","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"synology","cpe5":"skynas","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2019-19344","qid":"296075","title":"Oracle Solaris 11.4 Support Repository Update (SRU) 21.69.0 Missing (CPUAPR2020)"},{"cve":"CVE-2019-19344","qid":"500624","title":"Alpine Linux Security Update for samba"},{"cve":"CVE-2019-19344","qid":"504386","title":"Alpine Linux Security Update for samba"},{"cve":"CVE-2019-19344","qid":"6000093","title":"Debian Security Update for samba (DLA 3563-1)"}]},"source_records":{"cve_program":{"data_type":"CVE","data_format":"MITRE","data_version":"4.0","CVE_data_meta":{"ID":"CVE-2019-19344","ASSIGNER":"secalert@redhat.com","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"vendor_name":"Red Hat","product":{"product_data":[{"product_name":"samba","version":{"version_data":[{"version_value":"all samba 4.11.x versions before 4.11.5"},{"version_value":"all samba 4.10.x versions before 4.10.12"},{"version_value":"all samba 4.9.x versions before 4.9.18"}]}}]}}]}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-416"}]}]},"references":{"reference_data":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-19344","name":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-19344","refsource":"CONFIRM"},{"url":"https://www.samba.org/samba/security/CVE-2019-19344.html","refsource":"MISC","name":"https://www.samba.org/samba/security/CVE-2019-19344.html"},{"refsource":"CONFIRM","name":"https://security.netapp.com/advisory/ntap-20200122-0001/","url":"https://security.netapp.com/advisory/ntap-20200122-0001/"},{"refsource":"CONFIRM","name":"https://www.synology.com/security/advisory/Synology_SA_20_01","url":"https://www.synology.com/security/advisory/Synology_SA_20_01"},{"refsource":"UBUNTU","name":"USN-4244-1","url":"https://usn.ubuntu.com/4244-1/"},{"refsource":"SUSE","name":"openSUSE-SU-2020:0122","url":"http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00055.html"},{"refsource":"FEDORA","name":"FEDORA-2020-6bd386c7eb","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GQ6U65I2K23YJC4FESW477WL55TU3PPT/"},{"refsource":"FEDORA","name":"FEDORA-2020-f92cd0e72b","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4ACZVNMIFQGGXNJPMHAVBN3H2U65FXQY/"},{"refsource":"GENTOO","name":"GLSA-202003-52","url":"https://security.gentoo.org/glsa/202003-52"},{"refsource":"MLIST","name":"[debian-lts-announce] 20230914 [SECURITY] [DLA 3563-1] samba security update","url":"https://lists.debian.org/debian-lts-announce/2023/09/msg00013.html"}]},"description":{"description_data":[{"lang":"eng","value":"There is a use-after-free issue in all samba 4.9.x versions before 4.9.18, all samba 4.10.x versions before 4.10.12 and all samba 4.11.x versions before 4.11.5, essentially due to a call to realloc() while other local variables still point at the original buffer."}]},"impact":{"cvss":[[{"vectorString":"6.5/CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","version":"3.0"}]]}},"nvd":{"publishedDate":"2020-01-21 18:15:00","lastModifiedDate":"2023-11-07 03:07:00","problem_types":["CWE-416"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM"},"exploitabilityScore":2.8,"impactScore":3.6},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:L/Au:S/C:N/I:N/A:P","accessVector":"NETWORK","accessComplexity":"LOW","authentication":"SINGLE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL","baseScore":4},"severity":"MEDIUM","exploitabilityScore":8,"impactScore":2.9,"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:a:samba:samba:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9.0","versionEndExcluding":"4.9.18","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*","versionStartIncluding":"4.10.0","versionEndExcluding":"4.10.12","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*","versionStartIncluding":"4.11.0","versionEndExcluding":"4.11.5","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*","cpe_name":[]},{"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:19.04:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:synology:skynas:-:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:synology:diskstation_manager:6.2:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:synology:directory_server:-:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:synology:router_manager:1.2:*:*:*:*:*:*:*","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2019","CveId":"19344","Ordinal":"160916","Title":"CVE-2019-19344","CVE":"CVE-2019-19344","Year":"2019"},"notes":[{"CveYear":"2019","CveId":"19344","Ordinal":"1","NoteData":"There is a use-after-free issue in all samba 4.9.x versions before 4.9.18, all samba 4.10.x versions before 4.10.12 and all samba 4.11.x versions before 4.11.5, essentially due to a call to realloc() while other local variables still point at the original buffer.","Type":"Description","Title":null},{"CveYear":"2019","CveId":"19344","Ordinal":"2","NoteData":"2020-01-21","Type":"Other","Title":"Published"},{"CveYear":"2019","CveId":"19344","Ordinal":"3","NoteData":"2020-03-25","Type":"Other","Title":"Modified"}]}}}