Tag Archives: seh overflow

Windows exploit development ( the hard way )

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Hello !

Today I’m going to share with you the hard time I was having creating a working exploit for “KnFTP Server”, please read the full post as there are many interesting things inside and they might come in handy for you someday !

Vulnerable software : “KnFTP Server 1.0.0” ( https://www.exploit-db.com/apps/182e4b13190ed23c06c8647dda9198dd-knftpd-1.0.0-bin.zip )

Crash POC : https://www.exploit-db.com/exploits/17856/

  • Fuzzing : 

Since we already have the crash POC we won’t dive deep into “how-to fuzzing”. Looking at the crash POC we see that the vulnerable command is “PWD” :

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