Bug 149476 - Telnet Daemon provided by krb5-workstation does not process logins with passwords longer then 8 Characters
Telnet Daemon provided by krb5-workstation does not process logins with passw...
Status: CLOSED ERRATA
Product: Red Hat Enterprise Linux 3
Classification: Red Hat
Component: krb5 (Show other bugs)
3.0
i386 Linux
medium Severity high
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Assigned To: Nalin Dahyabhai
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Depends On:
Blocks: 168424 174782
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Reported: 2005-02-23 09:45 EST by Andrew Richards
Modified: 2007-11-30 17:07 EST (History)
3 users (show)

See Also:
Fixed In Version: RHEA-2006-0080
Doc Type: Bug Fix
Doc Text:
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Clone Of:
Environment:
Last Closed: 2006-03-15 10:41:47 EST
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Regression: ---
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CRM:
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oVirt Team: ---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: ---


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Description Andrew Richards 2005-02-23 09:45:21 EST
Description of problem:

Enabling the telnetd service (provided by krb5-workstation-1.2.7-38) 
results in users not been able to successfully login with a password 
longer then 8 characters.

Version-Release number of selected component (if applicable):

krb5-workstation-1.2.7-38

How reproducible:

easy

Steps to Reproduce:
1. ENable telnetd
2. create user with password longer then 8 characters
3. try to telnet
  
Actual results:

Incorrect login

Expected results:

succesful results

Additional info:
Comment 2 Suzanne Hillman 2005-02-23 11:50:05 EST
What is the exact output of an unsuccessful login?
Comment 3 David Herselman 2005-03-01 17:19:04 EST
Uargh! Didn't see your reply until now... ;)

[root@test etc]# passwd mathew
Changing password for user mathew.
New password: testing
passwd: all authentication tokens updated successfully.

[root@test etc]# telnet localhost
Trying 127.0.0.1...
Connected to localhost (127.0.0.1).
Escape character is '^]'.

    test.rhel3.co.za (Linux release 2.4.21-27.0.2.ELsmp #1 SMP Wed 
Jan 19 10:59:54 EST 2005) (5)

login: mathew
Password for mathew: testing
login: Cannot resolve network address for KDC in requested realm 
while getting initial credentials
Last login: Tue Mar  1 15:28:06 from user-idesoq6x64
----------------------------------------------------------------------
Everything is fine...



Making password longer:
[root@test etc]# passwd mathew
Changing password for user mathew.
New password: testingtesting
passwd: all authentication tokens updated successfully.

[root@rascal etc]# telnet localhost
Trying 127.0.0.1...
Connected to localhost (127.0.0.1).
Escape character is '^]'.

    test.rhel3.co.za (Linux release 2.4.21-27.0.2.ELsmp #1 SMP Wed 
Jan 19 10:59:54 EST 2005) (5)

login: mathew
Password for mathew: testingtesting
login: Cannot resolve network address for KDC in requested realm 
while getting initial credentials
Login incorrect
----------------------------------------------------------------------
Doesn't work...


Secure logins however still work 100%:
[root@test etc]# ssh -l mathew localhost
mathew@localhost's password: testingtesting
----------------------------------------------------------------------
Works 100%...


Only things being logged in /var/log/messages are:
Mar  2 00:07:32 test passwd(pam_unix)[5645]: password changed for 
mathew
Mar  2 00:09:54 test passwd(pam_unix)[5765]: password changed for 
mathew
Comment 6 Thillaivel 2005-05-27 18:46:27 EDT
    pitlab02 (Linux release 2.6.9-5.EL #1 Wed Jan 5 19:22:18 EST 2005) (2)

login: partner
Password for partner:
login: Cannot resolve network address for KDC in requested realm while getting i
nitial credentials
Last login: Fri May 27 15:32:47 from pitlab01
[partner@pitlab02 ~]$
Comment 14 Red Hat Bugzilla 2006-03-15 10:41:47 EST
An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on the solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.

http://rhn.redhat.com/errata/RHEA-2006-0080.html

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