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https://gitlab.com/kalilinux/packages/unix-privesc-check.git
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108 lines
2.4 KiB
Bash
108 lines
2.4 KiB
Bash
#!/bin/sh
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# $Revision: 315 $
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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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# Supports: Linux, AIX
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if [ -z "${shadowincluded}" ]
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then
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shadowincluded=1
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. lib/misc/file
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. lib/misc/validate
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shadow_list () {
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if [ "`uname`" = "AIX" ]
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then
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grep "^[A-Za-z0-9]:$" "/etc/security/passwd" | sed "s/:$//g" | while read username
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do
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printf -- "${username}\n"
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done
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else
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oldifs="${IFS}"
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IFS=":"
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egrep -v "^#|^$" "/etc/shadow" | while read username _
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do
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IFS="${oldifs}"
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printf -- "${username}\n"
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IFS=":"
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done
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IFS="${oldifs}"
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fi
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}
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shadow_show_hash () {
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pattern="${1}"
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[ "`validate_is_string \"${pattern}\"`" ] || false
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if [ "`uname`" = "AIX" ]
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then
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passwordflag=0
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while read line
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do
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if [ "${passwordflag}" -eq 1 ]
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then
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if [ -n "`printf -- \"${line}\" | grep \"password = \"`" ]
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then
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passwordflag=0
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printf -- "${line}\n" | while read _ _ hash
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do
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hash="`printf \"${hash}\" | sed \"s/!/\!/g\"`"
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printf -- "${hash}\n"
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done
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fi
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else
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if [ "${line}" = "${pattern}:" ]
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then
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passwordflag=1
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fi
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fi
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done <"/etc/security/passwd"
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else
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oldifs="${IFS}"
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IFS=":"
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egrep -v "^#|^$" "/etc/shadow" | while read username hash userid groupid gecos homefilename shellfilename
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do
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IFS="${oldifs}"
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if [ "${username}" = "${pattern}" ]
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then
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hash="`printf \"${hash}\" | sed \"s/!/\!/g\"`"
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printf -- "${hash}\n"
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fi
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IFS=":"
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done
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IFS="${oldifs}"
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fi
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}
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shadow_file_check () {
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if [ "`uname`" = "AIX" -a "`file_is_readable_file \"/etc/security/passwd\"`" -eq 1 ]
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then
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printf -- "1\n"
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elif [ "`file_is_readable_file \"/etc/shadow\"`" -eq 1 ]
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then
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printf -- "1\n"
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else
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printf -- "0\n"
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fi
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}
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fi
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