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via：https://ropemporium.com/challenge/pivot.html pivot There's only enough space for a three link chain on the stack but you've been given space to st 阅读全文
posted @ 2020-05-22 22:08
scriptk1d
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via：https://ropemporium.com/challenge/fluff.html fluff The concept here is identical to the write4 challenge. The only difference is we may struggle t 阅读全文
posted @ 2020-05-22 22:04
scriptk1d
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via：https://ropemporium.com/challenge/badchars.html badchars An arbitrary write challenge with a twist; certain input characters get mangled before fi 阅读全文
posted @ 2020-05-22 21:52
scriptk1d
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via：https://ropemporium.com/challenge/write4.html write4 Our first foray into proper gadget use. A call to system() is still present but we'll need to 阅读全文
posted @ 2020-05-22 21:48
scriptk1d
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via：https://ropemporium.com/challenge/split.html split In this challenge the elements that allowed you to complete the ret2win challenge are still pre 阅读全文
posted @ 2020-05-22 21:44
scriptk1d
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via：https://ropemporium.com/challenge/ret2win.html ret2win Locate a method within the binary that you want to call and do so by overwriting a saved re 阅读全文
posted @ 2020-05-22 21:39
scriptk1d
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STACK FIVE As opposed to executing an existing function in the binary, this time we’ll be introducing the concept of “shell code”, and being able to e 阅读全文
posted @ 2020-05-22 21:35
scriptk1d
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STACK FOUR Stack Four takes a look at what can happen when you can overwrite the saved instruction pointer (standard buffer overflow). Hints The saved 阅读全文
posted @ 2020-05-22 21:34
scriptk1d
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STACK THREE Stack Three looks at overwriting function pointers stored on the stack. Hints You can use gdb and objdump to determine where the complete_ 阅读全文
posted @ 2020-05-22 21:32
scriptk1d
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STACK ONE This level looks at the concept of modifying variables to specific values in the program, and how the variables are laid out in memory. This 阅读全文
posted @ 2020-05-22 21:29
scriptk1d
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