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Posted to dev@directory.apache.org by "Emmanuel Lécharny (Jira)" <ji...@apache.org> on 2026/09/29 07:26:00 UTC
[jira] [Commented] (DIRAPI-443) Synchronous simple bind sends unauthenticated bind on empty password
[ https://issues.apache.org/jira/browse/DIRAPI-443?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=18120632#comment-18120632 ]
Emmanuel Lécharny commented on DIRAPI-443:
------------------------------------------
Found by Claude
> Synchronous simple bind sends unauthenticated bind on empty password
> --------------------------------------------------------------------
>
> Key: DIRAPI-443
> URL: https://issues.apache.org/jira/browse/DIRAPI-443
> Project: Directory Client API
> Issue Type: Bug
> Affects Versions: 2.1.8
> Reporter: Emmanuel Lécharny
> Priority: Major
> Fix For: 2.1.9
>
>
> A web app authenticates users via _connection.bind(userDn, request.getParameter("password"))_;
> An attacker submits a valid username with an empty password;
> The library sends *DN* + zero-length credentials, the server replies *SUCCESS* (anonymous), bind() returns normally, and the attacker is logged in as that user.
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