[Dovecot] Auth problems against Eudora

Lars Clausen lrclause at cs.uiuc.edu
Thu Jul 3 22:43:06 EEST 2003


Hi,

I'm trying to set up dovecot to do pop3 from Eudora, but it keeps breaking
on authentication attempts using plain auth.  When I snoop the connection
with tcpflow, here's what I see:

128.174.246.068.00110-062.107.004.050.49653: +OK dovecot ready.
128.174.246.068.00110-062.107.004.050.49653: +OK dovecot ready.
128.174.246.068.00110-062.107.004.050.49653: 

062.107.004.050.49653-128.174.246.068.00110: CAPA

128.174.246.068.00110-062.107.004.050.49653: +OK
CAPA
TOP
USER
UIDL
RESP-CODES
STLS
SASL PLAIN DIGEST-MD5
.

062.107.004.050.49653-128.174.246.068.00110: auth plain AG1p2YtlQBebz12YmXQ

128.174.246.068.00110-062.107.004.050.49653: -ERR Unsupported authentication mechanism.


It seems to me that sending 'auth plain <MD5>' is against the RFCs (1734,
2195, 1939).  What can be done about this?

I'm also curious why MD5 auth is not allowed for shadow passwords whenthat
has been standard on Linux for a while now.  Or am I missing something?

Thanks in advance,
-Lars

-- 
Lars Clausen (http://shasta.cs.uiuc.edu/~lrclause)| Hårdgrim of Numenor
"I do not agree with a word that you say, but I   |----------------------------
will defend to the death your right to say it."   | Where are we going, and
    --Evelyn Beatrice Hall paraphrasing Voltaire  | what's with the handbasket?


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