/categories/bash/ Recent content in Bash on unixawy.com | Security Blog Hugo en-us Wed, 03 Dec 2014 13:59:04 +0000 /smash-the-stack-level-5/ Wed, 03 Dec 2014 13:59:04 +0000 /smash-the-stack-level-5/ A walkthrough of Level 5 on Smash The Stack IO, developing a classic stack-based buffer overflow exploit with shellcode and NOP sled. /smash-the-stack-level4/ Wed, 03 Dec 2014 13:27:27 +0000 /smash-the-stack-level4/ A walkthrough of Level 4 on Smash The Stack IO, exploiting an unquoted binary call via PATH variable hijacking. /smash-the-stack-level2/ Mon, 01 Dec 2014 00:48:04 +0000 /smash-the-stack-level2/ A walkthrough of Level 2 on the Smash The Stack IO wargame, exploiting signed integer overflow with SIGFPE to spawn a privileged shell. /smash-the-stack-level1/ Mon, 01 Dec 2014 00:08:03 +0000 /smash-the-stack-level1/ A walkthrough of Level 1 on the Smash The Stack IO wargame, analyzing a SUID binary using strings and GDB to extract the passcode.