|
|
|
|
|
|
|
|
|
|
|
|
|
953, 9/48 |
|
rlaheehoon | |||||||
http://blog.naver.com/rlaheehoon | |||||||
BOF shell code ¸¸µå´Âµ¥ Áú¹®ÀÌ ÀÖ½À´Ï´Ù | |||||||
http://www.hackerschool.org/HS_Boards/zboard.php?id=QNA_ETC&no=564 [º¹»ç]
Hit : 2614 Date : 2012/04/23 11:49
|
|||||||
¸Û¸Û | ÄÄÆÄÀÏ·¯°¡ ÃÖÀûȸ¦ ÇÑ °Í °°³×¿ä volatile Å°¿öµå¸¦ ºÙ¿©¼ ÄÄÆÄÀÏÇغ¸¼¼¿ä asm volatile("NOP") ÀÌ·±½ÄÀ¸·Î.. ±×¸®°í 0x80d70b0¿£ ¾Æ¸¶ ÇÔ¼öÅ×À̺íÀÌ ÀÖÀ» °Ì´Ï´Ù. gdb¸¦ ÀÌ¿ëÇÏ¿© µð¹ö±ëÇغ¸¼¼¿ä.. |
2012/04/23 | |
rlaheehoon | ¾Æ gdb·Î ÇÏ´Ï ÀâÈ÷³×¿ä ¸î½ÊÁÙ µû¶ó°¡º¸´Ï int $0x80ÀÌ ÀÖ±ä ÀÖ³×¿ä ¹«½¼ ÃÖÀûÈ ÀÛ¾÷À» Çϴ°ÇÁö º¹ÀâÇؼ ¸ð¸£°Ú½À´Ï´Ù¸¸ ¤»¤» objdump¿Í gdb°¡ ¹ºÁö Á¤È®È÷ °øºÎÇØ ºÁ¾ß°Ú½À´Ï´Ù ´äº¯ °¨»çÇÕ´Ï´Ù~ |
2012/04/25 | |
|
|