{"schema_version":"1.7.5","id":"CVE-2020-25719","published":"2022-02-18T18:15:08.563Z","modified":"2026-07-08T05:59:26.860508987Z","related":["ALSA-2021:5142","SUSE-SU-2021:3647-1","SUSE-SU-2022:0361-1","openSUSE-SU-2021:3647-1","openSUSE-SU-2024:11631-1"],"details":"A flaw was found in the way Samba, as an Active Directory Domain Controller, implemented Kerberos name-based authentication. The Samba AD DC, could become confused about the user a ticket represents if it did not strictly require a Kerberos PAC and always use the SIDs found within. The result could include total domain compromise.","affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/samba-team/samba","events":[{"introduced":"df33344d8eb40221d60c99931690703a11d91bc2"},{"fixed":"db11778b57610e24324aa4342f89918f66157d71"},{"introduced":"9b49519cae3e967af9ea48dc5fcfb6c145e31db4"},{"fixed":"9312b1832e5a808a63fc7f9e7d6e70348cc9eb86"},{"introduced":"fc8342bd26d1c55ca5780b427f675f31147b27f9"},{"fixed":"7d0c030d4233974c4b9463dad44efdb05e6186f1"}],"database_specific":{"cpe":"cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"4.0.0"},{"fixed":"4.13.14"},{"introduced":"4.14.0"},{"fixed":"4.14.10"},{"introduced":"4.15.0"},{"fixed":"4.15.2"}],"source":"CPE_RANGE"}}],"versions":["ldb-2.3.2","samba-4.14.9","samba-4.15.1","ldb-2.4.1","ldb-2.3.1","samba-4.14.8","samba-4.15.0","samba-4.14.7","samba-4.14.6","samba-4.14.5","samba-4.14.3","samba-4.14.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-25719.json"}}],"references":[{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202309-06"},{"type":"ADVISORY","url":"https://www.samba.org/samba/security/CVE-2020-25719.html"},{"type":"FIX","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2019732"}],"database_specific":{"unresolved_ranges":[{"cpes":["cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:21.04:*:*:*:*:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:21.10:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"20.04"},{"last_affected":"20.04"},{"introduced":"21.04"},{"last_affected":"21.04"},{"introduced":"21.10"},{"last_affected":"21.10"}],"source":"CPE_STRING","vendor_product":"canonical:ubuntu_linux"},{"cpes":["cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*","cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"9.0"},{"last_affected":"9.0"},{"introduced":"10.0"},{"last_affected":"10.0"}],"source":"CPE_STRING","vendor_product":"debian:debian_linux"},{"cpes":["cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*","cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*","cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"33"},{"last_affected":"33"},{"introduced":"34"},{"last_affected":"34"},{"introduced":"35"},{"last_affected":"35"}],"source":"CPE_STRING","vendor_product":"fedoraproject:fedora"},{"cpes":["cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"7.0"},{"last_affected":"7.0"},{"introduced":"8.0"},{"last_affected":"8.0"}],"source":"CPE_STRING","vendor_product":"redhat:enterprise_linux"},{"cpes":["cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"7.0"},{"last_affected":"7.0"}],"source":"CPE_STRING","vendor_product":"redhat:enterprise_linux_desktop"},{"cpes":["cpe:2.3:o:redhat:enterprise_linux_eus:8.2:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_eus:8.4:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"8.2"},{"last_affected":"8.2"},{"introduced":"8.4"},{"last_affected":"8.4"}],"source":"CPE_STRING","vendor_product":"redhat:enterprise_linux_eus"},{"cpes":["cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems:7.0:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems:8.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"7.0"},{"last_affected":"7.0"},{"introduced":"8.0"},{"last_affected":"8.0"}],"source":"CPE_STRING","vendor_product":"redhat:enterprise_linux_for_ibm_z_systems"},{"cpes":["cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:8.2:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:8.4:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"8.2"},{"last_affected":"8.2"},{"introduced":"8.4"},{"last_affected":"8.4"}],"source":"CPE_STRING","vendor_product":"redhat:enterprise_linux_for_ibm_z_systems_eus"},{"cpes":["cpe:2.3:o:redhat:enterprise_linux_for_power_big_endian:7.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"7.0"},{"last_affected":"7.0"}],"source":"CPE_STRING","vendor_product":"redhat:enterprise_linux_for_power_big_endian"},{"cpes":["cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian:7.0:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian:8.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"7.0"},{"last_affected":"7.0"},{"introduced":"8.0"},{"last_affected":"8.0"}],"source":"CPE_STRING","vendor_product":"redhat:enterprise_linux_for_power_little_endian"},{"cpes":["cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:8.2:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:8.4:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"8.2"},{"last_affected":"8.2"},{"introduced":"8.4"},{"last_affected":"8.4"}],"source":"CPE_STRING","vendor_product":"redhat:enterprise_linux_for_power_little_endian_eus"},{"cpes":["cpe:2.3:o:redhat:enterprise_linux_for_scientific_computing:7.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"7.0"},{"last_affected":"7.0"}]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