{"api_version":"1","generated_at":"2026-07-23T21:14:05+00:00","cve":"CVE-2021-3514","urls":{"html":"https://cve.report/CVE-2021-3514","api":"https://cve.report/api/cve/CVE-2021-3514.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-3514","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-3514"},"summary":{"title":"CVE-2021-3514","description":"When using a sync_repl client in 389-ds-base, an authenticated attacker can cause a NULL pointer dereference using a specially crafted query, causing a crash.","state":"PUBLIC","assigner":"secalert@redhat.com","published_at":"2021-05-28 15:15:00","updated_at":"2023-04-24 09:15:00"},"problem_types":["CWE-476"],"metrics":[],"references":[{"url":"https://lists.debian.org/debian-lts-announce/2023/04/msg00026.html","name":"[debian-lts-announce] 20230424 [SECURITY] [DLA 3399-1] 389-ds-base security update","refsource":"MLIST","tags":[],"title":"[SECURITY] [DLA 3399-1] 389-ds-base security update","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://github.com/389ds/389-ds-base/issues/4711","name":"https://github.com/389ds/389-ds-base/issues/4711","refsource":"MISC","tags":[],"title":"SIGSEV with sync_repl · Issue #4711 · 389ds/389-ds-base · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-3514","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3514","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2021","cve_id":"3514","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"redhat","cpe5":"389_directory_server","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2021-3514","qid":"159292","title":"Oracle Enterprise Linux Security Update for 389-ds:1.4 (ELSA-2021-2595)"},{"cve":"CVE-2021-3514","qid":"179699","title":"Debian Security Update for 389-ds-base (CVE-2021-3514)"},{"cve":"CVE-2021-3514","qid":"181751","title":"Debian Security Update for 389-ds-base (DLA 3399-1)"},{"cve":"CVE-2021-3514","qid":"239459","title":"Red Hat Update for 389-ds:1.4 (RHSA-2021:2595)"},{"cve":"CVE-2021-3514","qid":"239491","title":"Red Hat Update for 389-ds:1.4 (RHSA-2021:2796)"},{"cve":"CVE-2021-3514","qid":"377383","title":"Alibaba Cloud Linux Security Update for 389-ds:1.4 (ALINUX3-SA-2021:0045)"},{"cve":"CVE-2021-3514","qid":"750115","title":"SUSE Enterprise Linux Security Update for 389-ds (SUSE-SU-2021:1878-1)"},{"cve":"CVE-2021-3514","qid":"750164","title":"OpenSUSE Security Update for 389-ds (openSUSE-SU-2021:0868-1)"},{"cve":"CVE-2021-3514","qid":"940298","title":"AlmaLinux Security Update for 389-ds:1.4 (ALSA-2021:2595)"},{"cve":"CVE-2021-3514","qid":"960073","title":"Rocky Linux Security Update for 389-ds:1.4 (RLSA-2021:2595)"}]},"source_records":{"cve_program":{"data_type":"CVE","data_format":"MITRE","data_version":"4.0","CVE_data_meta":{"ID":"CVE-2021-3514","ASSIGNER":"secalert@redhat.com","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"vendor_name":"n/a","product":{"product_data":[{"product_name":"389-ds-base","version":{"version_data":[{"version_value":"389-ds-base 1.4.3"}]}}]}}]}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-476"}]}]},"references":{"reference_data":[{"refsource":"MISC","name":"https://github.com/389ds/389-ds-base/issues/4711","url":"https://github.com/389ds/389-ds-base/issues/4711"},{"refsource":"MLIST","name":"[debian-lts-announce] 20230424 [SECURITY] [DLA 3399-1] 389-ds-base security update","url":"https://lists.debian.org/debian-lts-announce/2023/04/msg00026.html"}]},"description":{"description_data":[{"lang":"eng","value":"When using a sync_repl client in 389-ds-base, an authenticated attacker can cause a NULL pointer dereference using a specially crafted query, causing a crash."}]}},"nvd":{"publishedDate":"2021-05-28 15:15:00","lastModifiedDate":"2023-04-24 09:15:00","problem_types":["CWE-476"],"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:o:redhat:389_directory_server:-:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2021","CveId":"3514","Ordinal":"207137","Title":"CVE-2021-3514","CVE":"CVE-2021-3514","Year":"2021"},"notes":[{"CveYear":"2021","CveId":"3514","Ordinal":"1","NoteData":"When using a sync_repl client in 389-ds-base, an authenticated attacker can cause a NULL pointer dereference using a specially crafted query, causing a crash.","Type":"Description","Title":null},{"CveYear":"2021","CveId":"3514","Ordinal":"2","NoteData":"2021-05-28","Type":"Other","Title":"Published"},{"CveYear":"2021","CveId":"3514","Ordinal":"3","NoteData":"2021-05-28","Type":"Other","Title":"Modified"}]}}}