X2Go Bug report logs - #287
Linux Mint desktops configured too insecurely for multi-user mode

version graph

Package: x2goserver; Maintainer for x2goserver is X2Go Developers <x2go-dev@lists.x2go.org>; Source for x2goserver is src:x2goserver.

Reported by: David Fuhrmann <fuhrmann_mail@web.de>

Date: Wed, 7 Aug 2013 05:48:02 UTC

Severity: critical

Tags: confirmed, moreinfo, wontfix

Found in version 4.0.1.6

Done: Mike Gabriel <mike.gabriel@das-netzwerkteam.de>

Bug is archived. No further changes may be made.

Full log


🔗 View this message in rfc822 format

X-Loop: owner@bugs.x2go.org
Subject: Bug#287: [X2Go-Dev] Bug#287: x2goserver allows to connect to ALL X server sessions by default
Reply-To: Mike Gabriel <mike.gabriel@das-netzwerkteam.de>, 287@bugs.x2go.org
Resent-From: Mike Gabriel <mike.gabriel@das-netzwerkteam.de>
Resent-To: x2go-dev@lists.berlios.de
Resent-CC: X2Go Developers <x2go-dev@lists.berlios.de>
X-Loop: owner@bugs.x2go.org
Resent-Date: Sat, 17 Aug 2013 15:33:01 +0000
Resent-Message-ID: <handler.287.B287.137675329823329@bugs.x2go.org>
Resent-Sender: owner@bugs.x2go.org
X-X2Go-PR-Message: followup 287
X-X2Go-PR-Package: x2goserver
X-X2Go-PR-Keywords: moreinfo
Received: via spool by 287-submit@bugs.x2go.org id=B287.137675329823329
          (code B ref 287); Sat, 17 Aug 2013 15:33:01 +0000
Received: (at 287) by bugs.x2go.org; 17 Aug 2013 15:28:18 +0000
X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on
	ymir.das-netzwerkteam.de
X-Spam-Level: 
X-Spam-Status: No, score=0.0 required=5.0 tests=URIBL_BLOCKED autolearn=ham
	version=3.3.2
Received: from freya.das-netzwerkteam.de (freya.das-netzwerkteam.de [88.198.48.199])
	by ymir (Postfix) with ESMTPS id D32E75DA6C
	for <287@bugs.x2go.org>; Sat, 17 Aug 2013 17:28:17 +0200 (CEST)
Received: from grimnir.das-netzwerkteam.de (grimnir.das-netzwerkteam.de [78.46.204.98])
	by freya.das-netzwerkteam.de (Postfix) with ESMTPS id 32A5DC93
	for <287@bugs.x2go.org>; Sat, 17 Aug 2013 17:28:17 +0200 (CEST)
Received: from localhost (localhost [127.0.0.1])
	by grimnir.das-netzwerkteam.de (Postfix) with ESMTP id 29F183BF2C
	for <287@bugs.x2go.org>; Sat, 17 Aug 2013 17:28:17 +0200 (CEST)
X-Virus-Scanned: Debian amavisd-new at grimnir.das-netzwerkteam.de
Received: from grimnir.das-netzwerkteam.de ([127.0.0.1])
	by localhost (grimnir.das-netzwerkteam.de [127.0.0.1]) (amavisd-new, port 10024)
	with ESMTP id tRO693BoJT4w for <287@bugs.x2go.org>;
	Sat, 17 Aug 2013 17:28:17 +0200 (CEST)
Received: from localhost (localhost [127.0.0.1])
	by grimnir.das-netzwerkteam.de (Postfix) with ESMTP id 0BC783BF3C
	for <287@bugs.x2go.org>; Sat, 17 Aug 2013 17:28:17 +0200 (CEST)
Received: from localhost (localhost [127.0.0.1])
	by grimnir.das-netzwerkteam.de (Postfix) with ESMTP id E00D43BB75
	for <287@bugs.x2go.org>; Sat, 17 Aug 2013 17:28:16 +0200 (CEST)
Received: by grimnir.das-netzwerkteam.de (Postfix, from userid 33)
	id 85C653BF2C; Sat, 17 Aug 2013 17:28:16 +0200 (CEST)
Received: from 83-68-217-98.cable.dc13.debconf.org
 (83-68-217-98.cable.dc13.debconf.org [83.68.217.98]) by
 mail.das-netzwerkteam.de (Horde Framework) with HTTP; Sat, 17 Aug 2013
 17:28:16 +0200
Message-ID: <20130817172816.13812lxtcg86qc9c@mail.das-netzwerkteam.de>
X-Priority: 3 (Normal)
Date: Sat, 17 Aug 2013 17:28:16 +0200
From: Mike Gabriel <mike.gabriel@das-netzwerkteam.de>
To: David Fuhrmann <fuhrmann_mail@web.de>
Cc: 287@bugs.x2go.org
References: <F7C30D2B-5461-457E-8088-7A0933A86EEF@web.de>
 <20130807114338.13215dfoanwep8sq@mail.das-netzwerkteam.de>
 <CANN0FUgL27BfEyQ_=4nLiY56rHjo5fGsf1OyDK47vLb2Gdi+jg@mail.gmail.com>
 <20130807160258.61246yer4vhkibo2@mail.das-netzwerkteam.de>
 <7590CCCD-172A-4E9A-BF38-49ADA374C4C1@web.de>
 <E539B638-2553-426F-9092-54BFB09662EF@web.de>
 <20130807212225.14293ngtwzvr07sh@mail.das-netzwerkteam.de>
 <16BAD52E-0196-43DC-A0D5-57BB7B844530@web.de>
 <32EA1C31-9067-4862-B5A7-24F6909253B3@web.de>
In-Reply-To: <32EA1C31-9067-4862-B5A7-24F6909253B3@web.de>
MIME-Version: 1.0
Content-Type: multipart/signed;
 boundary="=_2b9d1qumr9g0";
 protocol="application/pgp-signature";
 micalg="pgp-sha1"
Content-Transfer-Encoding: 7bit
User-Agent: Internet Messaging Program (IMP) H3 (4.3.4)
[Message part 1 (text/plain, inline)]
Hi David,

On Sa 17 Aug 2013 09:03:21 CEST David Fuhrmann wrote:

> Any news regarding this bug?

I have set up a test VM for this issue today and I can absolute  
confirm what you report.

I will investigate on that further today/tomorrow, and I am quite sure  
of being able to exploit this without X2Go as well.

My guess is a mis-configuration in Linux mint around the local X-Server.

Mike


-- 

DAS-NETZWERKTEAM
mike gabriel, herweg 7, 24357 fleckeby
fon: +49 (1520) 1976 148

GnuPG Key ID 0x25771B31
mail: mike.gabriel@das-netzwerkteam.de, http://das-netzwerkteam.de

freeBusy:
https://mail.das-netzwerkteam.de/freebusy/m.gabriel%40das-netzwerkteam.de.xfb
[Message part 2 (application/pgp-signature, inline)]

Send a report that this bug log contains spam.


X2Go Developers <owner@bugs.x2go.org>. Last modified: Fri Mar 29 09:30:51 2024; Machine Name: ymir.das-netzwerkteam.de

X2Go Bug tracking system

Debbugs is free software and licensed under the terms of the GNU Public License version 2. The current version can be obtained from https://bugs.debian.org/debbugs-source/.

Copyright © 1999 Darren O. Benham, 1997,2003 nCipher Corporation Ltd, 1994-97 Ian Jackson, 2005-2017 Don Armstrong, and many other contributors.