Problem with Setting faillock Account Lock Time

Spice, Adam M CTR USARMY ARL (US) adam.m.spice.ctr at mail.mil
Tue May 13 19:18:39 UTC 2014


All,

I haven't seen a patch regarding the below-described faillock error come
out. Is there one in the works? May I assist with its creation / release?

Thank you!

--
Adam Spice
Contractor, STG
Unix support, Army Research Labs


-----Original Message-----
From: scap-security-guide-bounces at lists.fedorahosted.org
[mailto:scap-security-guide-bounces at lists.fedorahosted.org] On Behalf Of
Spice, Adam M CTR USARMY ARL (US)
Sent: Wednesday, January 08, 2014 6:11 AM
To: scap-security-guide at lists.fedorahosted.org
Subject: RE: Problem with Setting faillock Account Lock Time

Thank you, Leland.

--
Adam Spice
Contractor, STG
Unix support, Army Research Labs


-----Original Message-----
From: scap-security-guide-bounces at lists.fedorahosted.org
[mailto:scap-security-guide-bounces at lists.fedorahosted.org] On Behalf Of
Steinke, Leland J Sr CTR DISA FSO (US)
Sent: Tuesday, January 07, 2014 4:18 PM
To: scap-security-guide at lists.fedorahosted.org
Subject: RE: Problem with Setting faillock Account Lock Time

Mr. Spice:

I think the lines should go beneath the pam_unix.so line.  There should be a
patch forthcoming.


Regards,
--
Leland Steinke, Security+
DISA FSO Technical Support Contractor
tapestry technologies, Inc
717-267-5797 (DSN 570)
leland.j.steinke.ctr at mail.mil (gov't)
lsteinke at tapestrytech.com (com'l)

> -----Original Message-----
> From: scap-security-guide-bounces at lists.fedorahosted.org [mailto:scap- 
> security-guide-bounces at lists.fedorahosted.org] On Behalf Of Spice, 
> Adam M CTR USARMY ARL (US)
> Sent: Tuesday, January 07, 2014 3:13 PM
> To: scap-security-guide at lists.fedorahosted.org
> Subject: Problem with Setting faillock Account Lock Time
> 
> All,
> 
> My systems failed the scans for CCE-26844-1 (Set Deny For Failed 
> Password Attempts), CCE-27110-6 (Set Lockout Time For Failed Password
> Attempts) and
> CCE-27215-3 (Set Interval For Counting Failed Password Attempts). I 
> was able to resolve the first and last by following the fix text, but
> CCE-27110-
> 6
> remains a problem.
> 
> The fix text instructs me to add the following lines:
> auth [default=die] pam_faillock.so authfail deny=3 unlock_time=604800
> fail_interval=900
> auth required pam_faillock.so authsucc deny=3 unlock_time=604800
> fail_interval=900
> 
>  ... directly beneath the following line in /etc/pam.d/system-auth:
> auth required pam_env.so
> 
> However, following these instructions results in a system whose GDM 
> prompts me for a username, but never gets to the password. The logs 
> show "gkr-
> pam:
> no password is available for user." I performed many Google searches, 
> not really finding much that helped me other than an old  message in 
> this
> group:
> https://lists.fedorahosted.org/pipermail/scap-security-guide/2013-
> February/0
> 02601.html
> 
> Unfortunately, I didn't see a resolution. The person who started that 
> thread opened a ticket, but it doesn't look like it was addressed:
> https://fedorahosted.org/scap-security-guide/ticket/255
> 
> He also referenced a Red Hat Solution that provides instructions on 
> enabling faillock; following this, I was able to restore my system to 
> functionality.
> I could login; if I failed my attempt three times, I could no longer 
> login;
> pam_tally2 no longer reported failed logins, but faillock did. I 
> haven't yet spent the week to determine whether or not the unlock_time 
> parameter is being applied (if you know of a way to report remaining 
> time until an account unlocks, that would help).
> 
> Is there any guidance available regarding passing this scan without 
> disabling my system?
> 
> Thank you!
> 
> --
> Adam Spice
> Contractor, STG
> Unix support, Army Research Labs
> 

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