[Evolution] Bug#526409: evolution: permissions on mailbox folders are set wrong

Tim Connors tconnors at rather.puzzling.org
Fri May 1 01:25:24 UTC 2009


Package: evolution
Version: 2.24.5-3
Severity: grave
Tags: security
Justification: user security hole

tconnors at denman:~$ l /home/maree/.evolution/mail/local/Sent
-rw-r--r-- 1 maree maree 118474734 2009-05-01 08:16 /home/maree/.evolution/mail/local/Sent

Hmmm.  Would it be a good idea to set ~/.evolution to 700 perhaps?  Or
just adopt a restrictive umask for the whole of evolution (mail being
a rather more sensitive application than most)?

Many site policies are for home directories to be world or group
readable, and trusting users not to be stupid with their permissions.
Unfortunately this breaks down when the applications themselves are
stupid.

This affects upstream as well, as verified by several installations of
deadrat and the like installed over many years at work.


-- System Information:
Debian Release: squeeze/sid
  APT prefers testing
  APT policy: (710, 'testing'), (700, 'stable'), (600, 'unstable')
Architecture: i386 (i686)

Kernel: Linux 2.6.26-1-686 (SMP w/1 CPU core)
Locale: LANG=en_AU.UTF-8, LC_CTYPE=en_AU.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/bash

Versions of packages evolution depends on:
ii  dbus             1.2.12-1                simple interprocess messaging syst
ii  debconf [debconf 1.5.26                  Debian configuration management sy
ii  evolution-common 2.24.5-3                architecture independent files for
ii  evolution-data-s 2.24.5-4+b1             evolution database backend server
ii  gconf2           2.24.0-7                GNOME configuration database syste
ii  gnome-icon-theme 2.24.0-4                GNOME Desktop icon theme
ii  libart-2.0-2     2.3.20-2                Library of functions for 2D graphi
ii  libatk1.0-0      1.24.0-2                The ATK accessibility toolkit
ii  libbluetooth2    3.36-1                  Library to use the BlueZ Linux Blu
ii  libbonobo2-0     2.24.1-1                Bonobo CORBA interfaces library
ii  libbonoboui2-0   2.24.1-1                The Bonobo UI library
ii  libc6            2.9-6                   GNU C Library: Shared libraries
ii  libcairo2        1.8.6-2+b1              The Cairo 2D vector graphics libra
ii  libcamel1.2-14   2.24.5-4+b1             The Evolution MIME message handlin
ii  libdbus-1-3      1.2.12-1                simple interprocess messaging syst
ii  libdbus-glib-1-2 0.80-3                  simple interprocess messaging syst
ii  libebackend1.2-0 2.24.5-4+b1             Utility library for evolution data
ii  libebook1.2-9    2.24.5-4+b1             Client library for evolution addre
ii  libecal1.2-7     2.24.5-4+b1             Client library for evolution calen
ii  libedataserver1. 2.24.5-4+b1             Utility library for evolution data
ii  libedataserverui 2.24.5-4+b1             GUI utility library for evolution 
ii  libegroupwise1.2 2.24.5-4+b1             Client library for accessing group
ii  libenchant1c2a   1.4.2-3.3               a wrapper library for various spel
ii  libexchange-stor 2.24.5-4+b1             Client library for accessing Excha
ii  libfontconfig1   2.6.0-3                 generic font configuration library
ii  libfreetype6     2.3.9-4                 FreeType 2 font engine, shared lib
ii  libgconf2-4      2.24.0-7                GNOME configuration database syste
ii  libgdata-google1 2.24.5-4+b1             Client library for accessing Googl
ii  libgdata1.2-1    2.24.5-4+b1             Client library for accessing Googl
ii  libglade2-0      1:2.6.3-1               library to load .glade files at ru
ii  libglib2.0-0     2.20.0-2                The GLib library of C routines
ii  libgnome-pilot2  2.0.15-2.4              Support libraries for gnome-pilot
ii  libgnome2-0      2.24.1-2                The GNOME 2 library - runtime file
ii  libgnomecanvas2- 2.20.1.1-1              A powerful object-oriented display
ii  libgnomeui-0     2.24.1-1                The GNOME 2 libraries (User Interf
ii  libgnomevfs2-0   1:2.24.1-1              GNOME Virtual File System (runtime
ii  libgtk2.0-0      2.14.7-5                The GTK+ graphical user interface 
ii  libgtkhtml-edito 3.24.5-2                HTML rendering/editing library - e
ii  libgtkhtml3.14-1 3.24.5-2                HTML rendering/editing library - r
ii  libhal1          0.5.11-8                Hardware Abstraction Layer - share
ii  libice6          2:1.0.5-1               X11 Inter-Client Exchange library
ii  libldap-2.4-2    2.4.15-1                OpenLDAP libraries
ii  libnm-glib0      0.7.0.100-1             network management framework (GLib
ii  libnotify1 [libn 0.4.5-1                 sends desktop notifications to a n
ii  libnspr4-0d      4.7.1-4                 NetScape Portable Runtime Library
ii  libnss3-1d       3.12.2.with.ckbi.1.73-1 Network Security Service libraries
ii  liborbit2        1:2.14.17-0.1           libraries for ORBit2 - a CORBA ORB
ii  libpango1.0-0    1.24.0-3                Layout and rendering of internatio
ii  libpisock9       0.12.3-10               library for communicating with a P
ii  libpisync1       0.12.3-10               synchronization library for PalmOS
ii  libpopt0         1.14-4                  lib for parsing cmdline parameters
ii  libsm6           2:1.1.0-2               X11 Session Management library
ii  libsoup2.4-1     2.24.3-2                an HTTP library implementation in 
ii  libsqlite3-0     3.6.12-1                SQLite 3 shared library
ii  libusb-0.1-4     2:0.1.12-13             userspace USB programming library
ii  libx11-6         2:1.2-1                 X11 client-side library
ii  libxml2          2.7.3.dfsg-1            GNOME XML library
ii  zlib1g           1:1.2.3.3.dfsg-13       compression library - runtime

Versions of packages evolution recommends:
ii  evolution-plugins           2.24.5-3     standard plugins for Evolution
ii  evolution-webcal            2.21.92-1+b1 webcal: URL handler for GNOME and 
ii  gnome-desktop-data          2.22.3-2     Common files for GNOME 2 desktop a
pn  gnome-pilot-conduits        <none>       (no description available)
ii  spamassassin                3.2.5-4      Perl-based spam filter using text 
ii  yelp                        2.24.0-2     Help browser for GNOME 2

Versions of packages evolution suggests:
pn  bug-buddy                     <none>     (no description available)
pn  evolution-dbg                 <none>     (no description available)
ii  evolution-exchange            2.24.5-1   Exchange plugin for the Evolution 
pn  evolution-plugins-experimenta <none>     (no description available)
ii  gnome-spell                   1.0.7-1    GNOME/Bonobo component for spell c
ii  gnupg                         1.4.9-4    GNU privacy guard - a free PGP rep
pn  network-manager               <none>     (no description available)

-- debconf information:
  evolution/needs_shutdown:





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