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PicoCTF - “Here’s a LIBC” CTF Writeup
- The PicoCTF 'Here's a LIBC' CTF challenge involves a buffer overflow vulnerability.
- The vulnerable binary has an unprotected input mechanism, leading to a buffer overflow.
- The binary has NX protection, preventing execution of custom shellcode from the stack.
- A ret2libc attack is used to bypass the NX protection and achieve code execution.
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