mirror of
https://gitlab.com/kalilinux/packages/unix-privesc-check.git
synced 2024-12-04 08:43:06 +00:00
81 lines
2.6 KiB
Plaintext
81 lines
2.6 KiB
Plaintext
|
#!/bin/sh
|
||
|
|
# $Revision: 336 $
|
||
|
|
#
|
||
|
|
# This program is free software; you can redistribute it and/or modify
|
||
|
|
# it under the terms of the GNU General Public License as published by
|
||
|
|
# the Free Software Foundation; either version 2 of the License, or
|
||
|
|
# (at your option) any later version.
|
||
|
|
#
|
||
|
|
# This program is distributed in the hope that it will be useful,
|
||
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
|
|
# GNU General Public License for more details.
|
||
|
|
#
|
||
|
|
# You should have received a copy of the GNU General Public License
|
||
|
|
# along with this program; if not, write to the Free Software
|
||
|
|
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
||
|
|
#
|
||
|
|
# (c) Tim Brown, 2012
|
||
|
|
# <mailto:timb@nth-dimension.org.uk>
|
||
|
|
# <http://www.nth-dimension.org.uk/> / <http://www.machine.org.uk/>
|
||
|
|
#
|
||
|
|
# Check for world-readable and world-writable permissions on devices files
|
||
|
|
|
||
|
|
. lib/misc/device
|
||
|
|
. lib/misc/file
|
||
|
|
. lib/misc/stdio
|
||
|
|
|
||
|
|
devices_permission_init () {
|
||
|
|
stdio_message_log "devices_permission" "Starting at: `date`"
|
||
|
|
}
|
||
|
|
|
||
|
|
devices_permission_permissions () {
|
||
|
|
device="${1}"
|
||
|
|
mountpoint="`device_get_mountpoint \"${device}\"`"
|
||
|
|
if [ -n "${mountpoint}" ]
|
||
|
|
then
|
||
|
|
message="mounted to ${mountpoint}"
|
||
|
|
elif [ "`device_is_swap \"${device}\"`" -eq 1 ]
|
||
|
|
then
|
||
|
|
message="swap"
|
||
|
|
else
|
||
|
|
message="not mounted"
|
||
|
|
fi
|
||
|
|
file_show_non_symlink_perms " ${device}$" | while read filename permissions userid groupid
|
||
|
|
do
|
||
|
|
case "${permissions}" in
|
||
|
|
???????rw?)
|
||
|
|
stdio_message_warn "devices_permission" "device file ${filename} (${message}) is owned by user ${userid} (group ${groupid}) and is world-readable and world-writable (${permissions})"
|
||
|
|
;;
|
||
|
|
????????w?)
|
||
|
|
stdio_message_warn "devices_permission" "device file ${filename} (${message}) is owned by user ${userid} (group ${groupid}) and is world-writable (${permissions})"
|
||
|
|
;;
|
||
|
|
???????r??)
|
||
|
|
stdio_message_warn "devices_permission" "device file ${filename} (${message}) is owned by user ${userid} (group ${groupid}) and is world-readable (${permissions})"
|
||
|
|
;;
|
||
|
|
esac
|
||
|
|
done
|
||
|
|
}
|
||
|
|
|
||
|
|
devices_permission_main () {
|
||
|
|
device_list | while read device
|
||
|
|
do
|
||
|
|
if [ -h "${device}" ]
|
||
|
|
then
|
||
|
|
linkeddevice="`file_show_symlinked_filename \"${device}\"`"
|
||
|
|
if [ -z "${linkeddevice}" ]
|
||
|
|
then
|
||
|
|
continue
|
||
|
|
fi
|
||
|
|
#stdio_message_debug "devices_permission" "device file ${device} is a symbolic link to ${linkeddevice}"
|
||
|
|
devices_permission_permissions "${linkeddevice}"
|
||
|
|
else
|
||
|
|
devices_permission_permissions "${device}"
|
||
|
|
fi
|
||
|
|
done
|
||
|
|
}
|
||
|
|
|
||
|
|
devices_permission_fini () {
|
||
|
|
stdio_message_log "devices_permission" "Ending at: `date`"
|
||
|
|
}
|