Two flaws in FreeIPA and 389 Directory Server are unremarkable on their own. Together they let an unauthenticated client write a token entry with blank ownership, satisfy the check for whether it owns that entry, and attach a Kerberos identity with administrative group membership. Nobody has published how to tell whether it already happened to you.
1 article — 2026-09-09
Authoritative record
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Two flaws in FreeIPA and 389 Directory Server are unremarkable on their own. Together they let an unauthenticated client write a token entry with blank ownership, satisfy the check for whether it owns that entry, and attach a Kerberos identity with administrative group membership. Nobody has published how to tell whether it already happened to you.