{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-23T19:37:17.049","vulnerabilities":[{"cve":{"id":"CVE-2021-4091","sourceIdentifier":"secalert@redhat.com","published":"2022-02-18T18:15:10.300","lastModified":"2025-11-03T21:15:47.740","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"A double-free was found in the way 389-ds-base handles virtual attributes context in persistent searches. An attacker could send a series of search requests, forcing the server to behave unexpectedly, and crash."},{"lang":"es","value":"Se ha encontrado una vulnerabilidad de doble liberación en la forma en que 389-ds-base maneja el contexto de los atributos virtuales en las búsquedas persistentes. Un atacante podría enviar una serie de peticiones de búsqueda, forzando al servidor a comportarse de forma inesperada, y bloquearse"}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:P","baseScore":5.0,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":10.0,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"secalert@redhat.com","type":"Secondary","description":[{"lang":"en","value":"CWE-415"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-415"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:port389:389-ds-base:*:*:*:*:*:*:*:*","versionEndExcluding":"1.3.10.2","matchCriteriaId":"9EA91679-5949-4895-AEC5-FF0B78469492"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:redhat:enterprise_linux_desktop:7:*:*:*:*:*:*:*","matchCriteriaId":"2095C863-1FB0-4016-81FF-3CAB44E77FD9"},{"vulnerable":true,"criteria":"cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems:7.0:*:*:*:*:*:*:*","matchCriteriaId":"566507B6-AC95-47F7-A3FB-C6F414E45F51"},{"vulnerable":true,"criteria":"cpe:2.3:o:redhat:enterprise_linux_for_power_big_endian:7.0:*:*:*:*:*:*:*","matchCriteriaId":"1CDCFF34-6F1D-45A1-BE37-6A0E17B04801"},{"vulnerable":true,"criteria":"cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian:7.0:*:*:*:*:*:*:*","matchCriteriaId":"B4A684C7-88FD-43C4-9BDB-AE337FCBD0AB"},{"vulnerable":true,"criteria":"cpe:2.3:o:redhat:enterprise_linux_for_scientific_computing:7.0:*:*:*:*:*:*:*","matchCriteriaId":"37CE1DC7-72C5-483C-8921-0B462C8284D1"},{"vulnerable":true,"criteria":"cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*","matchCriteriaId":"51EF4996-72F4-4FA4-814F-F5991E7A8318"},{"vulnerable":true,"criteria":"cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*","matchCriteriaId":"825ECE2D-E232-46E0-A047-074B34DB1E97"}]}]}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2030307","source":"secalert@redhat.com","tags":["Issue Tracking","Patch","Vendor Advisory"]},{"url":"https://lists.debian.org/debian-lts-announce/2023/04/msg00026.html","source":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2030307","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Patch","Vendor Advisory"]},{"url":"https://lists.debian.org/debian-lts-announce/2023/04/msg00026.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2025/01/msg00015.html","source":"af854a3a-2127-422b-91ae-364da2661108"}]}}]}