pwnmedium

Канарейка (Canary)

hackerlab

Task: PWN challenge with stack canary protection and fork() server. Solution: Byte-by-byte canary brute-force exploiting fork() canary reuse, then ret2win to print_flg function.

$ ls tags/ techniques/
buffer_overflowret2winstack_canarycanary_bruteforcefork
return_address_overwritecanary_byte_bruteforcefork_canary_reuse
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