OSX GUI executable script to fix CVE-2016-0777 vulnerability

disableRoaming.command

#!/bin/bash
echo ==========================================================================
echo  This will disable openSSH roaming for your user
echo ==========================================================================
echo
ssh -v -T -o StrictHostKeyChecking=no git@github.com 2>&1 | grep Roaming
if [ $? == '0' ]
then
cat <<EOM >>~/.ssh/config 
#
# disable openSSH roaming to protect against CVE-2016-0777
#
host *
  UseRoaming no
EOM
fi
ssh -v -T -o StrictHostKeyChecking=no git@github.com 2>&1 | grep Roaming
if [ $? == '0' ]
then
  osascript -e 'display notification "I was unable to fix your vulnerability - please notify operations"'
  echo "I was unable to fix your vulnerability - please notify operations"
else
  osascript -e 'display notification "You are no longer vulnerable"'
  echo "You are no longer vulnerable"
fi