MSCHAP Machine/User Authentication with Windows
Stefan Paetow
Stefan.Paetow at jisc.ac.uk
Mon May 11 10:04:51 CEST 2015
> (8) eap_mschapv2 : Auth-Type MS-CHAP {
> (8) mschap : Creating challenge hash with username: host/win81-ops.in.testdomain
> (8) mschap : Client is using MS-CHAPv2
> (8) mschap : Executing: /usr/bin/ntlm_auth --request-nt-key
> --username=%{mschap:User-Name:-None}
> --domain=%{%{mschap:NT-Domain}:-TESTDOMAIN}
> --challenge=%{mschap:Challenge:-00}
> --nt-response=%{mschap:NT-Response:-00}
> (8) mschap : EXPAND --username=%{mschap:User-Name:-None}
> (8) mschap : --> --username=win81-ops$
> (8) mschap : EXPAND --domain=%{%{mschap:NT-Domain}:-TESTDOMAIN}
> (8) mschap : --> --domain=in
> (8) mschap : Creating challenge hash with username: host/win81-ops.in.testdomain
> (8) mschap : EXPAND --challenge=%{mschap:Challenge:-00}
> (8) mschap : --> --challenge=4d7bb6f00f0d7a38
> (8) mschap : EXPAND --nt-response=%{mschap:NT-Response:-00}
> (8) mschap : -->
> --nt-response=d0dd725641db826ddf168b4b2144c203e6d3280c10fec229
> (8) ERROR: mschap : Program returned code (1) and output 'Logon
> failure (0xc000006d)'
> (8) mschap : External script failed.
> (8) ERROR: mschap : External script says: Logon failure (0xc000006d)
> (8) ERROR: mschap : MS-CHAP2-Response is incorrect
What *should* the username be? "host/win81-ops.in.testdomain"? If so, your User-Name that's being passed to ntlm_auth is incorrect.
You'll notice from the above output that mschap believes the username should be 'win81-ops', and the domain should be 'in'. I suspect that's wrong...
:-)
Stefan Paetow
Moonshot Industry & Research Liaison Coordinator
t: +44 (0)1235 822 125
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