When users login via LDAP, the authentication failure message is outputted to /var/log/messages

Solution Verified - Updated -

Issue

  • When a user logs in by using the LDAP authentication the authentication failure message was output to /var/log/messages if its password entry in the ldap server is encoded with PLAIN or SSHA.
  • /var/log/messages:

remote(pam_unix)[xxx]: authentication failure; logname= uid=0 euid=0 tty=pts/3 ruser= rhost=xxx  user=xxx 

Environment

  • Red Hat Enterprise Linux 4
  • ldap client uses nss_ldap-253-5.el4 or later
  • All architectures

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