·¹º§ ÇØÅ·

 2839, 1/142 ȸ¿ø°¡ÀÔ  ·Î±×ÀΠ 
   BLu2Scr22n
   level5°¡ ÀÌ»óÇѰÇÁö Á¦°¡ ÀÌ»óÇѰÇÁö ¸ð¸£°Ú³×¿ä..

http://www.hackerschool.org/HS_Boards/zboard.php?AllArticle=true&no=3256 [º¹»ç]


cat hint·Î ÈùÆ®¸¦ È®ÀÎÈÄ
ls -al /usr/bin/level5·Î µé¾î°¡¸é À¯Àú ¾ÆÀ̵𿡠SetUID°¡ °É·Á ÀÖÀ»ÁÙ ¾Ë¾Ò´Âµ¥
¾È°É·Á À־¿ä.. ÀÌ ¹æ¹ýÀÌ ¾Æ´Ñ°¡¿ä?..


  Hit : 3314     Date : 2012/03/24 08:30



    
aalswn ÈùÆ®¸¦ ÀßÀо¸é

level5 ¸¦ ½ÇÇàÇϸé /tmp ¿¡ ÀÓ½ÃÆÄÀÏÀ» »ý¼ºÇÑ´Ù°í Çϳ»¿ä

±×·¯¸é ÀÓ½ÃÆÄÀÏÀº ´ëºÎºÐ »ç¿ëÀ» ³¡³½ÈÄ »èÁ¦ÇÏÁÒ

±×·¯¸é level5 ¸¦ ½ÇÇàŰ¸é ¾ÆÁÖ ÂªÀº ½Ã°£µ¿¾ÈÀº ÆÄÀÏÀÌ Á¸ÀçÇÏ°Ô µË´Ï´Ù.

ÀÌÁ¡À» ÀÌ¿ëÇØ¼­ ±×¾È¿¡ ÀÖ´Â ³»¿ë¹°À» »©¿À¸éµÇ¿ä ±×¾ÈÀº ¹¹ ÆÐ½º¹¹µå³ª ±×·±°³ ÀÖ°ÙÁÒ?
2012/03/24  
qkreoghks00 ¾Æ ½ÇÇೡ³ª¸é »èÁ¦ µÇ´Â°Å±¸³ª... ¾Æ¹«¸® ½ÇÇàÇØµµ ÀÓ½ÃÆÄÀÏÀÌ ¾ø±æ·¡ ÀÌ»óÇߴµ¥ ;;¤Ð 2012/06/14