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 2844, 4/143 ȸ¿ø°¡ÀÔ  ·Î±×ÀΠ 
   kumi123
   ftz level20

http://www.hackerschool.org/HS_Boards/zboard.php?id=QNA_level&no=3293 [º¹»ç]


20¹øÀ» Ǫ´Âµ¥ Áú¹®Çϳª µå¸³´Ï´Ù.

.dtors+4¿¡ °ªÀ» ³Ö´Â exploitÀÌ ( 00Àº ÁÖ¼Ò

perl -e 'print "AAAA\x00\x00\x00\x00BBBB\x00\x00\x00\x00", "%8x %8x %8x %~!!@#x %n %!@#x %n"'

ó·³ÇÏ¸é °ªÀÌ ¸Â°Ô µé¾î°¡´Âµ¥... (EGG·Î ÇÞÀ» ½Ã)

perl -e 'print "AAAA\x00\x00\x00\x00BBBB\x00\x00\x00\x00", "%x %x %x %~!!@#x %n %!@#x %n"'

%8x -> %x ·Î ¹Ù²Ù°í °ª Á¶Á¤ÇØ Á൵ µ¹¾Æ°¡¾ßµÇ´Âµ¥ ¾Èµ¹¾Æ°¡³×¿ä ???

  Hit : 2497     Date : 2013/05/22 09:50



    
qkrwncks593 \x00 Àº NULL ¹®ÀÚÀÔ´Ï´Ù. ±×·¡¼­ ±×µÚÀÇ ¹®ÀÚµéÀº ÀúÀåµÇÁö¾Ê°í ¹«½ÃµË´Ï´Ù. 2013/05/23  
kumi123 ±×°Ô ¾Æ´Ï¶ó... 00Àº ÀÓÀÇÀÇ ÁÖ¼Ò°ªÀÌ°í, %x ´Â ¾ÈµÇ´Âµ¥ %8x´Â µÇ´Â ÀÌÀ¯°¡ ±Ã±ÝÇÕ´Ï´Ù. 2013/05/25  
  ftz level20[2]     kumi123
05/22 2496
2783   FTZ level4¿¡¼­ Áú¹®     neeeeeep
05/19 2017
2782   level11 µµÁß...     darkofgy
04/03 1864
2781   Æ®·¹ÀÌ³Ê ¼­ºñ½º¸¦ ¹ÞÀ¸·Á´Âµ¥ ¾ÈµÇ³×¿ä>[1]     csm1529
04/01 1857
2780   ftz level9 Áß¿¡¼­[2]     6¿ù
03/02 2360
2779   level4 Áß¿¡¼­[2]     6¿ù
03/02 2211
2778   Trainer ´ÙÇÏ°í level1 ½ÃÀÛÇϴµ¥ Áú¹®ÀÌ¿ä[2]     hwchon
02/15 2052
2777   level8¿¡¼­ ÇÏÀÌÆÛÅ͹̳ÎÀ» »ç¿ëÇÏ¿© ¸®´ª½º ¼­¹öÀÇ ÆÄÀÏÀ» À©µµ¿ì·Î ¹Þ¾Æ¿À±â ¿¡¼­¿ä...[3]     kophoenix3
02/14 2412
2776   SISÀÇ ÈÆ·Ã ¹®Á¦Áß¿¡ ³×Æ®¿öÅ© º¸¾È 6¹ø     Deplax
01/19 1889
2775   ftz level13¸»Àä....[2]     kimgs0725
01/18 1816
2774   LOB Redhat 1´Ü°è Áú¹® µå¸³´Ï´Ù.(½ºÆ÷ ÁÖÀÇ)     expl0it
01/11 1915
2773   LOB Fedora Ç®°í °è½ÅºÐ ÀÖ³ª¿ä??     cjy
12/18 2613
2772   level2 Áú¹®[4]     motae1122
11/12 1787
2771   ftz ¿ìŬ¸¯½Ã...[2]     ¸®´ª½ºÆë±Ï
09/22 2047
2770   connection refused[2]     yj6393
09/09 2552
2769     [re] connection refused     4irjuno
09/09 2185
2768   level3 ´Ù¤¢¤Â¤µ´Âµ¥ Áú¹®Á»¿ä! (½ºÆ÷ÁÖÀÇ)[1]     flslwl0414
08/26 1986
2767   Æ®·¹À̳Ê2....[2]     kimho2018
07/28 1835
2766   war gameÀÌ ¹º°¡¿ä¤Ñ¤Ñ;[2]     yj6393
07/16 2916
2765   level1 Áú¹®.[2]     mrcj
07/11 1802
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