/writeups/no-hack-no-ctf-2025/ Recent content in No Hack No CTF 2025 on Binary Ruins Hugo en Copyright 2026, Ishmael42 Tue, 08 Jul 2025 08:58:13 +0530 /writeups/no-hack-no-ctf-2025/no-549/ Tue, 08 Jul 2025 08:58:13 +0530 /writeups/no-hack-no-ctf-2025/no-549/ <p><code>modprobe_path</code> overwrite exploit after <a href="https://web.git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=fa1bdca98d74472dcdb79cb948b54f63b5886c04">kernel commit <code>fa1bdca98d74472dcdb79cb948b54f63b5886c04</code></a>. trigger modprobe using <code>struct sockaddr_alg</code>.</p> <p>First ever kernel pwn!</p> /writeups/no-hack-no-ctf-2025/babyrop/ Tue, 08 Jul 2025 00:25:41 +0530 /writeups/no-hack-no-ctf-2025/babyrop/ <p>Using strlen on binary data is the definition of insanity.</p> <p>Limited inital ropchain =&gt; pivot stack to bss for unlimited control.</p> /writeups/no-hack-no-ctf-2025/xss-xss/ Tue, 08 Jul 2025 00:01:53 +0530 /writeups/no-hack-no-ctf-2025/xss-xss/ <p>From Text injection to open redirect using <code>javascript:</code> pseudo protocol for unrestricted XSS.</p> <p>First major web solve since picoCTF.</p> /writeups/no-hack-no-ctf-2025/server_status-revenge/ Mon, 07 Jul 2025 23:42:59 +0530 /writeups/no-hack-no-ctf-2025/server_status-revenge/ <p>First time solving a race condition / shared memory CTF challenge.</p> /writeups/no-hack-no-ctf-2025/server_status/ Mon, 07 Jul 2025 23:20:47 +0530 /writeups/no-hack-no-ctf-2025/server_status/ <p>SUID Binary with relative path =&gt; recipie for disaster.</p> <p>UN-INTENDED SOLVE, Notified organisers about it.</p>