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Error auth encoding in LDAP #19757
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@IdentySergey any MinIO server log ? |
trace: service stdout: logs upd: |
https://ldapwiki.com/wiki/Wiki.jsp?page=Common%20Active%20Directory%20Bind%20Errors are you using Active Directory ? your error simply means you password is incorrect |
Thanks for the link, we looked at it in detail and checked the important assumption. The password is correct and has been verified. For testing, we set the password to 12345678Qq, so as not to make a mistake. The error only occurs when Cyrillic characters are used in CN |
I can confirm the issue with a german Umlaut in the dn, where |
@IdentySergey what is your user_dn_search_filter? |
@harshavardhana |
Okay found the mistake, we need to communicate with LDAP via the actual DN instead of the normalized DN that we need for internal representation. |
normalized DN is only for internal representation not for external communication, any communication to LDAP must be based on actual user DN. LDAP servers do not understand normalized DN. fixes minio#19757
Please try #19805 this PR in your environment. |
normalized DN is only for internal representation not for external communication, any communication to LDAP must be based on actual user DN. LDAP servers do not understand normalized DN. fixes minio#19757
normalized DN is only for internal representation not for external communication, any communication to LDAP must be based on actual user DN. LDAP servers do not understand normalized DN. fixes minio#19757
fix: authenticate LDAP via actual DN instead of normalized DN Normalized DN is only for internal representation, not for external communication, any communication to LDAP must be based on actual user DN. LDAP servers do not understand normalized DN. fixes #19757
Expected Behavior
It is expected that it will be possible to use Cyrillic characters in DN.
Current Behavior
Unable to login via LDAP with account following DN
sAMAccountName: i.ivanov
CN=Иванов Иван,OU=Users,DC=home,DC=local (Cyrillic symbols)
Upon request to
http://minio.local:9000/?Action=AssumeRoleWithLDAPIdentity&LDAPUsername=i.ivanov&LDAPPassword=*****&Version=2011-06-15
We receive the following error:
where \d0\98\d0\b2\d0\b0\d0\bd\d0\be\d0\b2 \d0\98\d0\b2\d0\b0\d0\bd - wrong encoding.
When using CN=test,OU=Users,DC=home,DC=local
Your Environment
running in docker signle node.
minio version RELEASE.2024-05-10T01-41-38Z (commit-id=b5984027386ec1e55c504d27f42ef40a189cdb55)
Runtime: go1.22.3 linux/amd64
License: GNU AGPLv3 - https://www.gnu.org/licenses/agpl-3.0.html
Copyright: 2015-2024 MinIO, Inc.
Linux 6207cee3b5da 5.15.0-107-generic #117-Ubuntu SMP Fri Apr 26 12:26:49 UTC 2024 x86_64 x86_64 x86_64 GNU/Linux
upd 17.05.24: running as service ubuntu, behavior is the same.
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