{"id":"CVE-2020-12243","details":"In filter.c in slapd in OpenLDAP before 2.4.50, LDAP search filters with nested boolean expressions can result in denial of service (daemon crash).","aliases":["BIT-openldap-2020-12243"],"modified":"2026-04-11T12:24:22.029226Z","published":"2020-04-28T19:15:12.267Z","related":["MGASA-2020-0200","SUSE-SU-2020:1193-1","SUSE-SU-2020:1210-1","SUSE-SU-2020:1219-1","SUSE-SU-2020:14358-1","openSUSE-SU-2020:0647-1"],"database_specific":{"unresolved_ranges":[{"extracted_events":[{"last_affected":"8.8"}],"cpe":"cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"introduced":"10.13.0"},{"fixed":"10.13.6"},{"introduced":"10.14.0"},{"fixed":"10.14.6"},{"introduced":"10.15"},{"fixed":"10.15.6"}],"cpe":"cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.13.6-security_update_2018\\-002"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2018-002:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.13.6-security_update_2018\\-003"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2018-003:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.13.6-security_update_2019\\-001"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-001:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.13.6-security_update_2019\\-002"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-002:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.13.6-security_update_2019\\-003"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-003:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.13.6-security_update_2019\\-004"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-004:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.13.6-security_update_2019\\-005"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-005:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.13.6-security_update_2019\\-006"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-006:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.13.6-security_update_2019\\-007"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-007:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.13.6-security_update_2020\\-001"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2020-001:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.13.6-security_update_2020\\-002"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2020-002:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.13.6-security_update_2020\\-003"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2020-003:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.13.6-supplemental_update"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.13.6:supplemental_update:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.14.6-security_update_2019\\-001"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-001:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.14.6-security_update_2019\\-002"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-002:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.14.6-security_update_2019\\-004"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-004:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.14.6-security_update_2019\\-005"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-005:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.14.6-security_update_2019\\-006"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-006:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.14.6-security_update_2019\\-007"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-007:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.14.6-security_update_2020\\-001"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-001:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.14.6-security_update_2020\\-002"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-002:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.14.6-security_update_2020\\-003"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-003:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.14.6-security_update_2020\\-004"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-004:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.14.6-security_update_2020\\-005"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-005:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.14.6-security_update_2020\\-006"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-006:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.14.6-security_update_2020\\-007"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-007:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.14.6-security_update_2021\\-001"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-001:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.14.6-security_update_2021\\-002"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-002:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.14.6-security_update_2021\\-003"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-003:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.14.6-supplemental_update"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.14.6-supplemental_update_2"}],"cpe":"cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update_2:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"12.04"}],"cpe":"cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"14.04"}],"cpe":"cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"16.04"}],"cpe":"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"18.04"}],"cpe":"cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"19.10"}],"cpe":"cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"20.04"}],"cpe":"cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10.0"}],"cpe":"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"8.0"}],"cpe":"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"9.0"}],"cpe":"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"15.1"}],"cpe":"cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"10"}],"cpe":"cpe:2.3:o:oracle:solaris:10:*:*:*:*:*:*:*","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"11"}],"cpe":"cpe:2.3:o:oracle:solaris:11:*:*:*:*:*:*:*","source":"CPE_FIELD"}]},"references":[{"type":"ADVISORY","url":"http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00016.html"},{"type":"ADVISORY","url":"https://git.openldap.org/openldap/openldap/-/blob/OPENLDAP_REL_ENG_2_4/CHANGES"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2020/05/msg00001.html"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20200511-0003/"},{"type":"ADVISORY","url":"https://support.apple.com/kb/HT211289"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/4352-1/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/4352-2/"},{"type":"ADVISORY","url":"https://www.debian.org/security/2020/dsa-4666"},{"type":"ADVISORY","url":"https://www.oracle.com/security-alerts/cpuapr2022.html"},{"type":"FIX","url":"https://bugs.openldap.org/show_bug.cgi?id=9202"},{"type":"FIX","url":"https://git.openldap.org/openldap/openldap/-/commit/98464c11df8247d6a11b52e294ba5dd4f0380440"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpuoct2020.html"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/openldap/openldap","events":[{"introduced":"0"},{"fixed":"733124b32fc4798384f06e16098229ff7b721d0e"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"2.4.50"}],"cpe":"cpe:2.3:a:openldap:openldap:*:*:*:*:*:*:*:*","source":"CPE_FIELD"}}],"versions":["AUTOCONF_2_57","LDAP_3_3+prerelease","LDBM_POST_GIANT_RWLOCK","LDBM_PRE_GIANT_RWLOCK","NO_SLAP_OP_BLOCKS","OPENDLAP_REL_ENG_2_2_MP","OPENLDAP_AC_BP","OPENLDAP_REL_ENG_1_0_0","OPENLDAP_REL_ENG_2_1_BP","OPENLDAP_REL_ENG_2_1_MP","OPENLDAP_REL_ENG_2_2_BP","OPENLDAP_REL_ENG_2_2_MP","OPENLDAP_REL_ENG_2_3_BP","OPENLDAP_REL_ENG_2_4_0ALPHA","OPENLDAP_REL_ENG_2_4_10","OPENLDAP_REL_ENG_2_4_11","OPENLDAP_REL_ENG_2_4_12","OPENLDAP_REL_ENG_2_4_13","OPENLDAP_REL_ENG_2_4_14","OPENLDAP_REL_ENG_2_4_15","OPENLDAP_REL_ENG_2_4_16","OPENLDAP_REL_ENG_2_4_17","OPENLDAP_REL_ENG_2_4_18","OPENLDAP_REL_ENG_2_4_19","OPENLDAP_REL_ENG_2_4_1ALPHA","OPENLDAP_REL_ENG_2_4_20","OPENLDAP_REL_ENG_2_4_21","OPENLDAP_REL_ENG_2_4_22","OPENLDAP_REL_ENG_2_4_23","OPENLDAP_REL_ENG_2_4_24","OPENLDAP_REL_ENG_2_4_25","OPENLDAP_REL_ENG_2_4_26","OPENLDAP_REL_ENG_2_4_27","OPENLDAP_REL_ENG_2_4_28","OPENLDAP_REL_ENG_2_4_29","OPENLDAP_REL_ENG_2_4_2ALPHA","OPENLDAP_REL_ENG_2_4_30","OPENLDAP_REL_ENG_2_4_32","OPENLDAP_REL_ENG_2_4_33","OPENLDAP_REL_ENG_2_4_34","OPENLDAP_REL_ENG_2_4_35","OPENLDAP_REL_ENG_2_4_36","OPENLDAP_REL_ENG_2_4_37","OPENLDAP_REL_ENG_2_4_38","OPENLDAP_REL_ENG_2_4_39","OPENLDAP_REL_ENG_2_4_3ALPHA","OPENLDAP_REL_ENG_2_4_40","OPENLDAP_REL_ENG_2_4_41","OPENLDAP_REL_ENG_2_4_42","OPENLDAP_REL_ENG_2_4_43","OPENLDAP_REL_ENG_2_4_44","OPENLDAP_REL_ENG_2_4_45","OPENLDAP_REL_ENG_2_4_46","OPENLDAP_REL_ENG_2_4_47","OPENLDAP_REL_ENG_2_4_48","OPENLDAP_REL_ENG_2_4_49","OPENLDAP_REL_ENG_2_4_4ALPHA","OPENLDAP_REL_ENG_2_4_5BETA","OPENLDAP_REL_ENG_2_4_6","OPENLDAP_REL_ENG_2_4_7","OPENLDAP_REL_ENG_2_4_8","OPENLDAP_REL_ENG_2_4_9","OPENLDAP_REL_ENG_2_4_BP","OPENLDAP_REL_ENG_2_BP","OPENLDAP_REL_ENG_2_MP","OPENLDAP_SLAPD_BACK_LDAP"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-12243.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}