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Lane: Format Str

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🧩 MemoryLane

🖧 AD Network — MemoryLane

🔒 Lane: Ret2Win 🔒 Lane: Shellcode 🔒 Lane: ROP Chain Lane: Format Str 🔒 Lane: Heap

32-bit SUID binary calling printf(user_input) without a format string. Use %p/%x to leak stack values and locate a GOT entry address, then use %n to overwrite a GOT function pointer to redirect execution to win().

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Community Hints

Grade A · 1000 pts Grade B · 700 pts Grade C · 400 pts Grade D · 200 pts + 150 credits on accept

Short, stage-specific nudges — directional, spoiler-light, no exact commands.

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Community Walkthroughs

Grade A · 2500 pts Grade B · 1750 pts Grade C · 1000 pts Grade D · 500 pts + 300 credits on accept

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