Sudo command hangs after i enter the password on CentOS 6.10 -'Sudo-1.8.6p3-29.el6_10.3.x86_64'

Hi,

Sudo command hangs after i enter the password, can someone please assist me to debug this ....

id
uid=58593(cct4d_liqn43adwein) gid=58593(cct4d_liqn43adwein) groups=58593(cct4d_liqn43adwein)

sudo pwd
[sudo] password for cct4d_liqn43adwein:       => The command freezes after i enter the password

tail -f /var/log/sudo_debug

Aug  1 18:56:31 sudo[66048] <- sudo_pam_init @ ./auth/pam.c:119 := 0
Aug  1 18:56:31 sudo[66048] <- sudo_auth_init @ ./auth/sudo_auth.c:148 := 0
Aug  1 18:56:31 sudo[66048] -> user_is_exempt @ ./check.c:412
Aug  1 18:56:31 sudo[66048] <- user_is_exempt @ ./check.c:416 := false
Aug  1 18:56:31 sudo[66048] -> tty_is_devpts @ ./check.c:727
Aug  1 18:56:31 sudo[66048] <- tty_is_devpts @ ./check.c:748 := true
Aug  1 18:56:31 sudo[66048] -> build_timestamp @ ./check.c:427
Aug  1 18:56:31 sudo[66048] <- build_timestamp @ ./check.c:461 := 27
Aug  1 18:56:31 sudo[66048] -> timestamp_status @ ./check.c:480
Aug  1 18:56:31 sudo[66048] <- timestamp_status @ ./check.c:668 := 3
Aug  1 18:56:31 sudo[66048] -> lecture @ ./check.c:210
Aug  1 18:56:31 sudo[66048] <- lecture @ ./check.c:214
Aug  1 18:56:31 sudo[66048] -> expand_prompt @ ./check.c:287
Aug  1 18:56:31 sudo[66048] <- expand_prompt @ ./check.c:398 := [sudo] password for cct4d_liqn43adwein:
Aug  1 18:56:31 sudo[66048] -> verify_user @ ./auth/sudo_auth.c:193
Aug  1 18:56:31 sudo[66048] -> sudo_pam_verify @ ./auth/pam.c:127
Aug  1 18:56:31 sudo[66048] -> converse @ ./auth/pam.c:301
Aug  1 18:56:31 sudo[66048] -> auth_getpass @ ./auth/sudo_auth.c:347
Aug  1 18:56:31 sudo[66048] -> tgetpass @ ./tgetpass.c:106
Aug  1 18:56:31 sudo[66048] -> tty_present @ ./tgetpass.c:395
Aug  1 18:56:31 sudo[66048] <- tty_present @ ./tgetpass.c:399 := true
Aug  1 18:56:31 sudo[66048] -> term_noecho @ ./term.c:89
Aug  1 18:56:31 sudo[66048] <- term_noecho @ ./term.c:100 := 1
Aug  1 18:56:31 sudo[66048] -> getln @ ./tgetpass.c:314
Aug  1 18:56:39 sudo[66048] <- getln @ ./tgetpass.c:381 :=
Aug  1 18:56:39 sudo[66048] -> tgetpass_display_error @ ./tgetpass.c:74
Aug  1 18:56:39 sudo[66048] <- tgetpass_display_error @ ./tgetpass.c:89
Aug  1 18:56:39 sudo[66048] -> term_restore @ ./term.c:74
Aug  1 18:56:39 sudo[66048] <- term_restore @ ./term.c:83 := 1
Aug  1 18:56:39 sudo[66048] <- tgetpass @ ./tgetpass.c:239 :=
Aug  1 18:56:39 sudo[66048] <- auth_getpass @ ./auth/sudo_auth.c:365 :=
Aug  1 18:56:39 sudo[66048] <- converse @ ./auth/pam.c:383 := 0


tail -f /var/log/audit/audit.log | grep sudo

type=USER_AUTH msg=audit(1596326562.044:11236147): user pid=66397 uid=58593 auid=58593 ses=85112 msg='op=PAM:authentication acct="cct4d_liqn43adwein" exe="/usr/bin/sudo" hostname=? addr=? terminal=/dev/pts/1 res=success'

==============================================================================================
OS: lsb_release -a
LSB Version: :base-4.0-amd64:base-4.0-noarch:core-4.0-amd64:core-4.0-noarch
Distributor ID: CentOS
Description: CentOS release 6.10 (Final)
Release: 6.10
Codename: Final

Kernel =>  2.6.32-754.24.3.el6.x86_64 #1 SMP Thu Nov 14 15:35:16 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux

SUDO RPM Version= sudo-1.8.6p3-29.el6_10.3.x86_64
==============================================================================================
Regards,
Sudhir.





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