·¹º§ ÇØÅ·

 2840, 1/142 ȸ¿ø°¡ÀÔ  ·Î±×ÀΠ 
   ozsoof
   level15 Áú¹®

http://www.hackerschool.org/HS_Boards/zboard.php?AllArticle=true&no=3336 [º¹»ç]


gdb attackme
disas main À¸·Î º¸¸é
main +32  0xdeadbeef, (%eax)¸¦ ºñ±³ÇÏ´Â ºÎºÐÀÌ Àִµ¥
À̺κп¡ ÀÖ´Â 0xdeadbeef °¡ ÀúÀåµÈ ÁÖ¼Ò¸¦ Àбâ À§ÇØ

x/32x main ¸í·É¾î¸¦ ½ÇÇà½ÃŰ¸é ¸íÈ®ÇÏ°Ô º¸ÀÌÁö ¾Ê´Âµ¥
x/x main+34 ·Î º¸¸é Á¤È®È÷ deadbeef ¸¦ È®ÀÎÇÒ¼ö ÀÖ½À´Ï´Ù.

µÎ ¸í·É¾î´Â Çѹø¿¡ ¸î°³¸¦ º¸´À³ÄÀÇ Â÷ÀÌÀΰŠ°°Àºµ¥
¿Ö Çϳª¾¿ º¼¶§¶û ÇѲ¨¹ø¿¡ º¼¶§ Â÷À̰¡ »ý±â´ÂÁö ±Ã±ÝÇÕ´Ï´Ù.

Ȥ½Ã ¾Æ½Ã´ÂºÐ ´äº¯ ºÎʵ右´Ï´Ù.  

  Hit : 2367     Date : 2014/12/14 08:14