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27 lines
614 B
Markdown
27 lines
614 B
Markdown
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`Taken verbatim from my notebook`
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# Page 1
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```
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Santa Cruz
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2 buffers
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username [0x63] -> 2404 -> 43a2
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password [0x63] -> 2404 -> 43b5
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r4: return addr: 43cc
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Min len stored at 43b3
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username +0x11 index 17
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Max len stored at 43b4
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username +0x12 index 18
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43c6 must be 00
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-> password must be 16 chars
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so strcpy places 00 there
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-> password: "passwordpassword"
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username[0x11] = 01
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username[0x12] = 7f
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username[0x42+]= 4a44
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Don't put important constants on the stack?
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Strcpy does copy the last null byte
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A program
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```
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