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hackerlab

Task: BSS buffer overflow in 64-bit ELF binary where user input overflows into adjacent flag byte. Solution: Send 120+ character payload to overflow buffer and set flag byte to non-zero, then quit to trigger flag output.

$ ls tags/ techniques/
elf64buffer_overflowbss_overwriteglobal_variable
static_analysisadjacent_buffer_overflowflag_byte_overwrite
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