Re: Lotus Domino 5.0.5 Web Server vulnerability - reading filesoutside the web root

[Georgi Guninski <guninski () GUNINSKI COM>]

Lotus wrote to me they have been able to reproduce the vulnerability and shall fix it in
an upcomming release.

Georgi Guninski

Ben Greenbaum wrote:
> Summary of responses:
>
> ---
> From: rjmitchell () columbiaenergygroup com
>
> I just tested this on our Domino 5.0.5 boxes running on Windows NT 4.0 (service
> pack 6a) and it did not work. Here is the error message I got:
>
> Error 0
>
> Forbidden - URL containing .. forbidden [don't try to break in]
>
> ---
> From: "Cristi Dumitrescu" <cristid () chip ro>
>
> Tried on a Windows NT 4 machine with the same version of Domino and it does
> not work.
> Telnet session transcript:
> GET .nsf/../winnt/win.ini HTTP/1.0
>
> HTTP/1.1 404 Not found - file doesn't exist or is read protected [even tried
> multi]
>
> GET .nsf/../../winnt/win.ini HTTP/1.0
>
> HTTP/1.1 500 Forbidden - URL containing .. forbidden [don't try to break in]
>
> ---
> From: <rreiner () fscinternet com>
>
> A few quick followups
>
>  1/ this vulnerability is also confirmed on Domino 5.0 (original
> release)
>  2/ this vulnerability is also confirmed on NT4
>  3/ it appears that this vulnerability does NOT affect Domino 5.0.5 on
> Linux
>
> ---
> From: John Cardona <jojaca () senamed edu co>
>
> I test Lotus Dominio 5.0 Under NT4.0 Service Pack 6a and it has the same
> vulnerability.
>
> ---
> From: TDyson () sybex com
>
> Could not reproduce on Domino 5.0.5 nor 5.0.4 under Windows NT 4 (SP 5 or
> 6a - don't know for sure).
>
> -----------------------------------------
> http://TARGETDOMINO/.nsf/../winnt/win.ini
> -----------------------------------------
>
> Gives a 404 error
>
> -----------------------------------------
> http://TARGETDOMINO/../winnt/win.ini
> -----------------------------------------
>
> Gives a "Error 0 Forbidden - URL containing .. forbidden [don't try to
> break in]"
>
> Might be a result configuration options in either Domino or NT.  Servers
> checked have "Allow HTTP clients to browse databases:" set to NO.
>
> As an aside, I object to announcing such a potentially damaging
> vulnerability only 48 hours after the vendor was contacted.
>
> Thom Dyson
> Director of Information Services
> Sybex, Inc.
>
> ---
> From: "Philip Wagenaar" <pb.wagenaar () chello nl>
>
> I have tried the exploit on several Lotus Domoni 5.0.5 web servers but I
> wasnt able to reproduce the problem
>
> ---
> From: Carsten.Schuette () hitcon de
>
> NT 4 (german) SP5 is vulnerable too, but Dominos below 5.0.4 doesn`t seem
> to have this malfunction.
>
> it was possible to get any file instead of NSFs, any suggestions why? could
> it be possible to change the partition?
>
> ---
>
> Ben Greenbaum
> Director of Site Content
> SecurityFocus
> http://www.securityfocus.com