pwneasy

0xLEET

hackerlab

Task: Binary with magic value check (0x539 = 1337) that triggers win function. Solution: Buffer overflow to overwrite adjacent variable with the magic value, using partial overwrite (2 bytes) to avoid null-byte interference.

$ ls tags/ techniques/
elf64buffer_overflowstack_overflowvariable_overwritewin_functionpiestrippedmagic_value1337
Buffer overflow to overwrite adjacent variableMagic value comparison bypassPartial overwrite (2 bytes instead of 4)
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