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 1574, 1/79 ȸ¿ø°¡ÀÔ  ·Î±×ÀΠ 
   turttle2s
   pwnable.kr echo1 Áú¹®

http://www.hackerschool.org/HS_Boards/zboard.php?id=QNA_system&no=2000 [º¹»ç]


echo1 Ãë¾àÁ¡Àº ¾Ë°Ú´Âµ¥ ½Ã³ª¸®¿À°¡ ¶°¿À¸£Áú ¾Ê¾Æ¼­ Ç®À̸¦ ºÃ½À´Ï´Ù.

id º¯¼ö¿¡ ¾î¼ÀÀ» ÀúÀåÇØ À̸¦ ½ÇÇàÇÏ´øµ¥, ÀÌ ¿µ¿ª¿¡´Â ½ÇÇà ±ÇÇÑÀÌ ¾ø´Â°É·Î º¸À̴µ¥ Á¦°¡ ¾îµð¸¦ ³õÄ£°Ç°¡¿ä?


[ id º¯¼ö ÁÖ¼Ò ]
(gdb) info variables id
All variables matching regular expression "id":
....
Non-debugging symbols:
0x0000000000602078  dtor_idx
0x00000000006020a0  id
0x00007ffff7f5e500  codeset_idx
0x00007ffff7fac434  tty_gid
0x00007ffff7fb02f8  tiocgsid_does_not_work
(gdb)



[ ¿µ¿ª ±ÇÇÑ ]
(gdb) !cat /proc/13398/maps
00400000-00401000 r-xp 00000000 08:05 1202702                            /home/user1/wargame/pwnablekr/echo1
00601000-00602000 r--p 00001000 08:05 1202702                            /home/user1/wargame/pwnablekr/echo1
00602000-00603000 rw-p 00002000 08:05 1202702                            /home/user1/wargame/pwnablekr/echo1
...



  Hit : 1669     Date : 2021/06/17 01:53



    
cd80 ºÐ¼®À» À߸øÇÏ¼Ì³×¿ä ¾î¼ÀÀ» ÀúÀåÇÏÁö ¾Ê½À´Ï´Ù ¹» ½ÇÇàÇÏÁöµµ ¾Ê±¸¿ä 2021/06/17  
turttle2s Á¦°¡ À߸ø ¸»Ç߳׿ä. ¾î¼ÀÀÌ ¾Æ´Ï¶ó ±â°è¾îÀÔ´Ï´ç 2021/06/21  
1574   pwnable.kr echo1 Áú¹®2 (½ºÆ÷ ÁÖÀÇ)[2]     turttle2s
10/05 1170
1573   LOB GATE¹®Á¦ Ç®¸é¼­ ±Ã±ÝÇÑÁ¡[3]     hackxx123
08/24 835
1572   libc°ü·Ã - 2[5]     lMaxl04
08/24 828
1571   ASLRÀÌ °É·ÁÀÖÀ»¶§ ret¿¡ ROPÀ¸·Î jmp %espÀ» »ç¿ëÇÑ °æ¿ì.[3]     lMaxl04
06/29 1079
1570   ¸®¸ðÆ® ȯ°æ¿¡¼­ÀÇ ½ºÅà ÁÖ¼Ò È®ÀÎ ¹æ¹ýÀÌ ±Ã±ÝÇÕ´Ï´Ù.[2]     lMaxl04
06/16 882
1569   ÇØÅ· ÇÁ¸®¼­¹ö ¾ø¾îÁ³³ª¿ä?[1]     terfkim
04/15 1651
1568   ½ºÅÿ¡ µ¥ÀÌÅÍ ³ÖÀ» ¶§ SIGSEGV[4]     turttle2s
02/04 1392
  pwnable.kr echo1 Áú¹®[2]     turttle2s
06/17 1668
1566   ROP strcpy °ü·Ã Áú¹®ÀÔ´Ï´Ù.[3]     heeyoung0511
06/16 1521
1565   Level2 -> Level3 ¿¡¼­ vi¿Í /usr/bin/EditorÀÇ Â÷ÀÌ[2]     hyemin1826
07/18 1746
1564   Trainer3 ftz.hackerschool.org È£½ºÆ® Á¢¼Ó ºÒ°¡[1]     hyemin1826
07/18 3144
1563   dllÀÎÁ§¼Ç ½ÇÇèÁß Áú¹® µå¸³´Ï´Ù.[1]     kkk477
05/31 1794
1562   ÆÐŶ º¹È£È­¸¦ ¸¶½ºÅÍ ÇÏ·Á¸é ¾î¶² °úÁ¤ÀÌ ÀÖ¾î¾ßÇϳª¿ä?     sa0814
04/01 1641
1561   »ç±â[2]     jas08
03/31 1933
1560   ½Ã½ºÅÛ ÄÝÀÌ °¡´ÉÇÑ ¸Þ¸ð¸® ¿µ¿ª°ú ºÒ°¡´ÉÇÑ ¸Þ¸ð¸® ¿µ¿ªÀÌ Á¸ÀçÇϳª¿ä?     ocal
03/30 1680
1559   pwntools »ç¿ë½Ã¿Í ±âº» socket ¸ðµâ ÀÌ¿ë½Ã Â÷ÀÌ?[4]     ocal
01/09 2211
1558   lob level19(nightmare) °ü·ÃÁú¹®[1]     dnjsdnwja
12/18 1690
1557   ftz level2 Áú¹®ÀÖ½À´Ï´Ù[1]     kihyun1998
12/13 1784
1556   ftz level2¹ø Ǫ´Âµ¥¿ä ±ÇÇÑÀÌ...     kihyun1998
12/06 1658
1555   ½Ã½ºÅÛÇØÅ·ÇÒ¶§ [3]     thsrhkdwns
12/05 2127
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