• Recently, I start to maintain a repo related to 'web-pwn' in the github, which refer to the exploitation of memory-related vulnerabilities within essential web components like browsers, JavaScript runtimes, PHP runtimes, and others.
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  • This writeup contains an interesting mXSS challenge, named awesome-note-2, from the hack.lu this year.
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  • This weekend I participated in the SEETF 2023 event. The challenges are in good quality (two needs brute force). And I managed to solve a heap binary compiled with gilibc version 2.35 by abusing the exit handler since malloc_hook and free_hook are removed after 2.34.
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  • Over the weekend, I made headway with several pwn challenges in Just CTF. One particularly instructive challenge required us to exploit the sqlite3 database using the command-line interface. Confronting and pwning a complex, large binary has always been a struggle for me. To learn from these challenges, I compiled several solutions, specifically focusing on identifying the ideal starting points for such tasks.
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