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https://gitlab.com/kalilinux/packages/unix-privesc-check.git
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84 lines
2.6 KiB
Bash
Executable File
84 lines
2.6 KiB
Bash
Executable File
#!/bin/sh
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# $Revision: 255 $
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#
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# (c) Tim Brown, 2012
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# <mailto:timb@nth-dimension.org.uk>
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# <http://www.nth-dimension.org.uk/> / <http://www.machine.org.uk/>
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#
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# Check for read permissions on sensitive files
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. lib/misc/file
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. lib/misc/group
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. lib/misc/stdio
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credentials_init () {
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stdio_message_log "credentials" "Starting at: `date`"
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}
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credentials_permissions () {
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pattern="${1}"
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file_show_non_symlink_perms " ${pattern}$" | while read filename permissions userid groupid
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do
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case "${permissions}" in
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???????r??)
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stdio_message_warn "credentials" "${filename} is owned by user ${userid} (group ${groupid}) and is world-readable (${permissions})"
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;;
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????r?????)
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if [ "`group_is_in_group_name \"${groupid}\"`" -eq 1 ]
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then
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stdio_message_warn "credentials" "${filename} is owned by user ${userid} (group ${groupid}: YOU) and is group-readable (${permissions})"
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else
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stdio_message_log "credentials" "${filename} is owned by user ${userid} (group ${groupid}) and is group-readable (${permissions})"
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fi
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;;
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esac
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done
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}
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credentials_main () {
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# TODO we should expand this list
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for pattern in "*passwd$" "*shadow$" "*password$" "*id_dsa*" "*id_rsa*" "*\.ssh/*" "*authorized_keys" "*rhosts" "*htaccess$" "*.subversion/auth/svn.simple/*"
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do
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file_list_by_filename "${pattern}" | while read filename
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do
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# exclude man pages and python/ruby/perl libraries
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case "${filename}" in
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*/man/*|/usr/lib*|/usr/share/doc/*|/usr/local/rvm/*|/usr/bin/*|/usr/sbin/*)
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continue
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;;
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esac
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if [ -h "${filename}" ]
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then
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linkedfilename="`file_show_symlinked_filename "${filename}"`"
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if [ -n "${linkedfilename}" ]
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then
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#stdio_message_debug "credentials" "${filename} is a symlink to ${linkedfilename}"
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credentials_permissions ${linkedfilename}
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fi
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else
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credentials_permissions ${filename}
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fi
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done
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done
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}
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credentials_fini () {
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stdio_message_log "credentials" "Ending at: `date`"
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}
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