{"action":"Upgrade openldap to 2.4.56+dfsg-1 or later.","affected":[{"fixed":"2.4.56+dfsg-1","introduced":"0"}],"component":"openldap","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["2.4.56+dfsg-1"],"id":"tcs_01M5NEWDMAGSB165MEBPT0W02Q","modified_at":"2026-10-15T09:47:31.807841255Z","published_at":"2021-05-28T11:15:07.593Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2020-25710","https://security-tracker.debian.org/tracker/CVE-2020-25710"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2020-25710","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2020-25710"}],"summary":"A flaw was found in OpenLDAP in versions before 2.4.56. This flaw allows an attacker who sends a malicious packet processed by OpenLDAP to force a failed assertion in csnNormalize23(). The highest thr"}