Problems with authentication on nginx 0.8.19+

[Maxim Dounin]

Hello!

On Fri, Nov 13, 2009 at 01:36:14PM +0100, Renaud Allard wrote:

> Hello,
> 
> I am currently running nginx 0.8.19 on OpenBSD 4.6 amd64
> I tried upgrading to all versions above this one, but for all of them I
> get some very strange problems.
> I am running roundcube webmail (in https) using php 5.2.10 in fastcgi
> with php-fpm. On versions till 0.8.19, everything works fine. When I try
> to upgrade to verions above 0.9.19, the login page appears but I am
> unable to actually log in, I always get the login page and nothing wrong
> appears in my error log.
> 
> Does someone have any idea of what could cause this problem?

Do you use fastcgi_cache?  Looks like your problem related 
to the following bugfix in 0.8.20:

    *) Bugfix: the "Set-Cookie" and "P3P" FastCGI response header lines 
       were not hidden while caching if no "fastcgi_hide_header" directives 
       were used with any parameters.

Maxim Dounin