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Oracle Linux : Login Rejected With Error: "sshd: User root from xxx.xxx.xx.xx not allowed because not listed in AllowUsers" (Doc ID 2307809.1)

Last updated on AUGUST 04, 2018

Applies to:

Linux OS - Version Oracle Linux 5.0 to Oracle Linux 6.9 [Release OL5 to OL6U9]
Information in this document applies to any platform.

Symptoms

On Oracle Linux O/S, some users are unable to access the server via ssh(1) or the Putty application.  Even the root user is denied.  The local error is  "Permission denied, please try again" after a valid password is entered:

 

Changes

 The file /etc/ssh/sshd_config was edited to change the sshd(8) configuration.  The intent was to allow only some users to be allowed to use an ssh(1) login.

Cause

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In this Document
Symptoms
Changes
Cause
Solution
 Revert the sshd_config changes.
 Add the root user to the AllowUsers directive.

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