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List:       john-users
Subject:    Re: [john-users] john-1.8.0: --format=crypt trouble with invalid DES hashes
From:       Frank Dittrich <frank.dittrich () mailbox ! org>
Date:       2015-01-05 1:02:23
Message-ID: 54A9E29F.5040806 () mailbox ! org
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On 01/04/2015 07:21 PM, Frank Dittrich wrote:
> I discovered a problem (both in core and in jumbo) with --format=crypt.
> 
> 
> ((detached from 1.8.0))run $ cat fail_crypt.pw
> 1:+9F93o1OxwgK1
> 2:$6$LKO/Ute40T3FNF95$6S/6T2YuOIHY0N3XpLKABJ3soYcXD9mB7uVbtEZDj/LNscVhZoZ9DEH.sBciDrMsHOWOoASbNLTypH/5X26gN0
>  3:CCNf8Sbh3HDfQ
> 
> ((detached from 1.8.0))run $ ./john --format=crypt
> --wordlist=password.lst fail_crypt.pw
> Warning: hash encoding string length 13, type id #1
> appears to be unsupported on this system; will not load such hashes.
> Loaded 1 password hash (crypt, generic crypt(3) [?/64])
> Self test failed (valid)

Somewhat related:
While --format=descrypt correctly rejects 3 of these hashes as invalid,
--format=crypt doesn't.

?:CCNf8Sbh3HDfT
?:CCNf8Sbh3HDfS
?:CCNf8Sbh3HDfR
?:CCNf8Sbh3HDfQ

Frank


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