Linux OS: PAM Misconfiguration Triggers Error "sudo: pam_faillock(sudo:auth): Unknown option: auth" (Doc ID 2962705.1)

Last updated on JULY 21, 2023

Applies to:

Linux OS - Version Oracle Linux 7.9 with Unbreakable Enterprise Kernel [5.4.17] and later
Linux x86-64

In the VM console, the password prompt is not displayed during login process and unable to access putty.

However, after rebooting the server it functions properly. The /var/log/secure have recorded following errors

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In this Document

Symptoms

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