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   À¥ ÇØÅ·¿¡´ëÇØ¼­ ¾Ë¾Æº¸ÀÚ (8)

http://www.hackerschool.org/HS_Boards/zboard.php?id=Free_Lectures&no=1835 [º¹»ç]


1) È®ÀåÀÚ ÇÊÅ͸µ web.php(À¥ ¼¿)ÆÄÀÏÀ» ¾÷·Îµå ÇÒ ¼ö ¾ø´Ù.
2) htaccess, web.zip À¥¼¿ ¾÷·Îµå ¼º°ø
3) À¥ ½© ½ÇÇà(web.zip Ŭ¸¯ÇÏ¸é ¹Ù·Î ½ÇÇà)

ÁÖ¿ä ½ÇÇà ¸í·É¾î (À¥ ½© ¸¶´Ù ±â´ÉÀÌ ´Ù¸§)

¸ñ·Ïº¸±â :ls
»óÀ§ ¸ñ·Ï º¸±â : ls ../ ../
ÆÄÀÏ »èÁ¦ : rm -rf[Áö¿ï ÆÄÀϸí]
À¥ ÆäÀÌÁö ´Ù¿î : tar -cvf c.tar

2.File download Vulnerability
´Ù¿î·Îµå ÆÄÀÏÀÇ À§Ä¡¿¡ Á¦ÇÑ Á¶°ÇÀ¸ ¤©ºÎ¿©ÇÏÁö ¾Ê¾Æ ÁöÁ¤µÈ ÆÄÀÏ ÀÌ¿ÜÀÇ À§Ä¡¿¡ ÀÖ´Â ÆÄÀϵ鿡 Á¢±ÙÇϰųª ´Ù¿î·Îµå ÇÒ ¼ö ÀÖ´Â Ãë¾àÁ¡À» ¸»ÇÑ´Ù. °Ô½ÃÆÇ µî¿¡ ÀúÀåµÈ ÀÚ·á¿¡ ´ëÇØ ´Ù¿î·Îµå ½ºÅ©¸³Æ®¸¦ ÀÌ¿ëÇÏ¿© ´Ù¿î·Îµå ±â´ÉÀ» Á¦°øÇϸ鼭, ´ë»ó ÀÚ·á ÆÄÀÏÀÇ À§Ä¡ ÁöÁ¤¿¡ Á¦ÇÑ Á¶°ÇÀ» ºÎ¿©ÇÏÁö ¾Ê¾ÒÀ» °æ¿ì URL°£ÀÇ ´Ù¿î·Îµå ½ºÅ©¸³Æ®ÀÇ Àμö°ª¿¡ '../' ¹®ÀÚ¿­ µîÀ» ÀÔ·ÂÇÏ¿© ½Ã½ºÅÛ µð·ºÅ丮 µî¿¡ ÀÖ´Â /etc/passwd ¿Í °°Àº ºñ°ø°³ ÀÚ·áµéÀÌ À¯ÃâµÉ ¼ö ÀÖ´Ù.
ƯÈ÷, ¸®´ª½º ¹× À¯´Ð½º °è¿­ÀÇ À¥ ¼­¹ö¿¡ °¢º°È÷ ÁÖÀǰ¡ ÇÊ¿äÇÏ´Ù. ¿¹¸¦ µé¾î ÆÄÀÏ ´Ù¿î·Îµå ½Ã ÁÖ¼Ò Ã¢¿¡ ¡é¿Í °°ÀÌ ÀÔ·Â
http://servername.com/data/download.php?path=upfiles&filename=½Åû¼­.doc
ÆÐ½º¿öµå(password) ÆÄÀÏÀÇ ÇØÅ·À» ½ÃµµÇÑ´Ù.
http://servername.com/date/download.php?path../../../../../../../../../../../etc&filename=passwd
(download.php cgiÀÇ path º¯¼ö¿¡ À§Ä¡¸¦ ÁöÁ¤Çϰí filename º¯¼ö¸¦ ÀÌ¿ëÇØ passwd ÆÄÀÏ ´Ù¿î·Îµå)
http://servername.com/data/download.php?path=upfiles&filename=../../../../../../../../../../../etc/passwd
(download.php cgi ÀÇ filenameº¯¼ö¿¡¼­ °æ·Î¸¦ µû¶ó µé¾î°¡ passwd ÆÄÀÏÀ» ´Ù¿î·Îµå ¹ÞÀ½)

  Hit : 9393     Date : 2011/08/03 02:12



    
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2011/08/04  
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96   [ÀÚÀÛ]À©µµ¿ì!! ¼û°ÜÁø ³ÊÀÇ ¸ð½ÀÀ» º¸¿©Áà!!! - 3 -[11]     º°ºûÀ»´ã¾Æ
02/09 10071
95   [ÀÚÀÛ]À©µµ¿ì!! ¼û°ÜÁø ³ÊÀÇ ¸ð½ÀÀ» º¸¿©Áà!!! - 4 -[18]     º°ºûÀ»´ã¾Æ
02/17 8671
94   [ÀÚÀÛ]IP¿¡ °ü·ÃµÈ ÆÁ!!! -°íÁ¤ IP, IP ¹Ù²Ù±â µîµî[8]     º°ºûÀ»´ã¾Æ
02/18 11742
93   [ÀÚÀÛ]À©µµ¿ì!! ¼û°ÜÁø ³ÊÀÇ ¸ð½ÀÀ» º¸¿©Áà!!! - 5 -[6]     º°ºûÀ»´ã¾Æ
03/02 8082
92   [ÀÚÀÛ]À©µµ¿ì!! ¼û°ÜÁø ³ÊÀÇ ¸ð½ÀÀ» º¸¿©Áà!!! - 6 -[14]     º°ºûÀ»´ã¾Æ
03/10 9271
91   File Signatures List(ÆÄÀÏ Çì´õ Çü½Ä ¸ñ·Ï)[4]     º°ºûÀ»´ã¾Æ
10/16 8313
90   ÀÌ·±°÷µµ Àֳ׿ä[1]     º¸¾ÈÃÊÂ¥
06/08 8173
89   ¸®´ª½º(9) ¸®´ª½º ¸í·É¾î 1. ½Ã½ºÅÛ ÇöÀç »óÅ °ü·Ã ¸í·É¾î     »ç¿ëÁß
08/02 8163
88   ¸®´ª½º(9) ¸®´ª½º ¸í·É¾î 2. ÆÄÀÏ °ü·Ã ¸í·É¾î     »ç¿ëÁß
08/02 9016
87   ¸®´ª½º(9) ¸®´ª½º ¸í·É¾î 3. µð·ºÅ丮 °ü·Ã ¸í·É¾î     »ç¿ëÁß
08/02 8169
86   ¸®´ª½º(9) ¸®´ª½º ¸í·É¾î 4. VI ¿¡µðÅÍ °ü·Ã ¸í·É¾î[2]     »ç¿ëÁß
08/02 8143
85   ¸®´ª½º(9) ¸®´ª½º ¸í·É¾î 5. µµ¿ò¸» ¹× °Ë»ö      »ç¿ëÁß
08/02 8607
84   ¸®´ª½º(9) ¸®´ª½º ¸í·É¾î 6. ¾ÐÃà/ÇØÁ¦[2]     »ç¿ëÁß
08/02 8865
83   ¸®´ª½º(9) ¸®´ª½º ¸í·É¾î 7. ±ÇÇѼ³Á¤     »ç¿ëÁß
08/02 8721
82   ¸®´ª½º(9) ¸®´ª½º ¸í·É¾î 8. ±âŸ      »ç¿ëÁß
08/02 8423
81   < ¸®´ª½º ÂüÁ¶ °¡À̵å > 1     »ç¿ëÁß
08/02 8286
80   < ¸®´ª½º ÂüÁ¶ °¡À̵å > 2     »ç¿ëÁß
08/02 8383
79   < ¸®´ª½º ÂüÁ¶ °¡À̵å > 3      »ç¿ëÁß
08/02 8549
78   < ¸®´ª½º ÂüÁ¶ °¡À̵å > 4     »ç¿ëÁß
08/02 8616
77   ¸®´ª½º(9) ¸®´ª½º ¸í·É¾î 1~8     »ç¿ëÁß
08/02 9736
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