{"id":"CVE-2020-36228","details":"An integer underflow was discovered in OpenLDAP before 2.4.57 leading to a slapd crash in the Certificate List Exact Assertion processing, resulting in denial of service.","aliases":["BIT-openldap-2020-36228"],"modified":"2026-05-15T12:03:45.313314331Z","published":"2021-01-26T18:15:57.223Z","related":["SUSE-SU-2021:0692-1","SUSE-SU-2021:0693-1","SUSE-SU-2021:0723-1","SUSE-SU-2021:14700-1","openSUSE-SU-2021:0408-1"],"database_specific":{"unresolved_ranges":[{"vendor_product":"apple:macos","extracted_events":[{"introduced":"11.1"},{"fixed":"11.4"}],"source":"CPE_FIELD","cpes":["cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*"]},{"vendor_product":"debian:debian_linux","extracted_events":[{"last_affected":"9.0"},{"last_affected":"10.0"}],"source":"CPE_FIELD","cpes":["cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*","cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"]}]},"references":[{"type":"WEB","url":"https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E"},{"type":"ADVISORY","url":"http://seclists.org/fulldisclosure/2021/May/64"},{"type":"ADVISORY","url":"http://seclists.org/fulldisclosure/2021/May/65"},{"type":"ADVISORY","url":"http://seclists.org/fulldisclosure/2021/May/70"},{"type":"ADVISORY","url":"https://git.openldap.org/openldap/openldap/-/tags/OPENLDAP_REL_ENG_2_4_57"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2021/02/msg00005.html"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20210226-0002/"},{"type":"ADVISORY","url":"https://support.apple.com/kb/HT212529"},{"type":"ADVISORY","url":"https://support.apple.com/kb/HT212530"},{"type":"ADVISORY","url":"https://support.apple.com/kb/HT212531"},{"type":"ADVISORY","url":"https://www.debian.org/security/2021/dsa-4845"},{"type":"REPORT","url":"https://bugs.openldap.org/show_bug.cgi?id=9427"},{"type":"FIX","url":"https://git.openldap.org/openldap/openldap/-/commit/91dccd25c347733b365adc74cb07d074512ed5ad"}],"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"}]}