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Re: Fwd: [Bug#97709: Basic authentication fails for IIS servers]

From: Daniel Stenberg <>
Date: Thu, 17 May 2001 12:57:22 +0200 (MET DST)

On Thu, 17 May 2001, Domenico Andreoli wrote:

> i received this bug report against curl 7.7.3 on debian system

Thanks Domenico for forwarding this here!

> ----- Forwarded message from root <> -----
> As far as I can ascertain, today's curl update no longer manages to
> negotiate Basic authentication successfully with Microsoft NT IIS
> servers. There is no problem when accessing NT servers which do not
> require authentication, or Apache on Linux with or without
> authentication, but the combination of "Site running NT" and "Site
> requiring authentication" fails - curl simply closes the connection
> before downloading any data. Curl 7.7.1 works correctly.

While this certainly looks like a bug, I need more details in order to figure
out why this happens.

It would bring a busload of clues if you could show us the set of headers
that the server sends back. (Do edit out sensitive information, should there
by any.)

     Daniel Stenberg -- curl dude --
Received on 2001-05-17