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Shell Scripting Made Easy

a guest Aug 9th, 2012 229 Never
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  1. #!/usr/bin/env sh
  2. ###################################################################################################
  3. # Checks for vulnerability in AIX RPC first issued May 8th.                                       #
  4. ###################################################################################################
  5.  
  6. #############
  7. # Variables #
  8. #############
  9. # These are all the levels vulnerable to this exploit.
  10. _vulnerable_levels=(  "5.3.12.0" "5.3.12.1" "5.3.12.2" "5.3.12.3" "5.3.12.4" "5.3.12.5" "6.1.5.0" "6.1.5.1" "6.1.5.2" "6.1.5.3" "6.1.5.4" "6.1.5.5" "6.1.5.6" "6.1.5.7" "6.1.6.0" "6.1.6.1" "6.1.6.2" "6.1.6.3" "6.1.6.4" "6.1.6.5" "6.1.6.6" "6.1.6.7" "6.1.6.8" "6.1.6.9" "6.1.6.10" "6.1.6.11" "6.1.6.12" "6.1.6.13" "6.1.6.14" "6.1.6.15" "6.1.6.16"  "6.1.7.0" "6.1.7.1" "7.1.0.0"  "7.1.0.1"  "7.1.0.2"  "7.1.0.3"  "7.1.0.4"  "7.1.0.5"  "7.1.0.6"  "7.1.0.7"  "7.1.0.8"  "7.1.0.9"  "7.1.0.10"  "7.1.0.11"  "7.1.0.12"  "7.1.0.13"  "7.1.0.14"  "7.1.0.15"  "7.1.0.16" "7.1.0.17" "7.1.1.0" "7.1.1.1" )
  11.  
  12. # SSH Options.
  13. _ssh_opts='-q -o BatchMode=yes -o ConnectTimeout=20 -o ConnectionAttempts=1 -o ClearAllForwardings=yes'
  14.  
  15. # Makes text bold.
  16. _b=`tput smso`
  17.  
  18. # Unset text bold.
  19. _nb=`tput sgr0`
  20.  
  21. _date=`date +"%m%d%y_%H%M%S"`
  22.  
  23. _hosts="host1 host2 host3"
  24.  
  25. for _host in ${_hosts}
  26. do
  27.         # Go out to the server and make sure it is AIX. If it's not, skip it.
  28.         _uname=`ssh ${_ssh_opts} ${_host} "uname"`
  29.         if [ "${_uname}" != "AIX" ]; then
  30.                 continue
  31.         fi
  32.  
  33.         # Get the fileset level for bos.net.tcp.client
  34.         _actual_host_level=`ssh ${_ssh_opts} ${_host} "lslpp -L bos.net.tcp.client | grep bos.net.tcp.client | awk '{ print \\$2 }'"`
  35.  
  36.         # Failure counter.
  37.         _fail=0
  38.  
  39.         # Main loop.
  40.         for _vulnerable_level in ${_vulnerable_levels[@]}
  41.         do
  42.                 # If the values from our array match actuals, then say so.
  43.                 if [ "${_actual_host_level}" = "${_vulnerable_level}" ]; then
  44.                         printf "${_host} is vulnerable with bos.net.tcp.client of ${_actual_host_level}.\n"     | tee -a rpc.scan.${_date}
  45.                         _fail=`expr ${_fail} + 1`
  46.                 fi
  47.         done
  48.  
  49.         # If our failure counter hasn't gone off, then declare us not vulnerable.
  50.         if [ ${_fail} -eq 0 ]; then
  51.                 printf "${_host} is not vulnerable.\n" | tee -a rpc.scan.${_date}
  52.         fi
  53. done
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