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 	            | Ãë¾àÁ¡ID | 21520 |   
 	            | À§Çèµµ | 30 |  
 	            | Æ÷Æ® | 80, ... |  	
 	            | ÇÁ·ÎÅäÄÝ | TCP |  	
 	            | ºÐ·ù | CGI |  	
 	            | »ó¼¼¼³¸í | PhorumÀÇ ¹öÀü Á¤º¸¿¡ µû¸£¸é ÇØ´ç ¼ÒÇÁÆ®¿þ¾î¿¡´Â ´ÙÁßÀÇ Cross-Site Scripting Ãë¾àÁ¡ÀÌ Á¸ÀçÇÑ´Ù. PhorumÀº ´ÙÁßÀÇ ¿î¿µÃ¼Á¦¸¦ Áö¿øÇÏ´Â PHP ±â¹ÝÀÇ À¥ Æ÷·³(forum) ÆÐŰÁöÀÌ´Ù. Phorum 5.0.15 ÀÌÀüÀÇ ¹öÀüµéÀº ¿ø°ÝÁöÀÇ °ø°ÝÀÚ°¡ ÷ºÎµÈ ÆÄÀÏÀÇ ÆÄÀϸíµé ȤÀº follow.php ½ºÅ©¸³Æ®·ÎÀÇ subject ¶óÀΠȤÀº »ç¿ëÀÚÀÇ °³ÀÎ Á¦¾îÆÇ¿¡ ÀÖ´Â subject ¶óÀÎÀ» ÅëÇØ ÀÓÀÇÀÇ À¥ ½ºÅ©¸³Æ®³ª HTMLÀ» ÁÖÀÔ½Ãų ¼ö ÀÖ°Ô ÇØ ÁÙ ¼ö ÀÖ´Ù. ÀÌ Ãë¾àÁ¡µéÀº ¿ø°ÝÁöÀÇ °ø°ÝÀÚ°¡ ¾ÇÀÇÀûÀÎ HTML°ú ½ºÅ©¸³Æ® Äڵ带 Æ÷ÇÔÇÏ´Â Ãë¾àÇÑ ¾îÇø®ÄÉÀ̼ÇÀ¸·ÎÀÇ ¾ÇÀÇÀûÀÎ ¸µÅ©(link)¸¦ ¸¸µé°Ô ÇØ ÁÙ ¼ö ÀÖ´Ù. ¸¸¾à ÀÌ ¸µÅ©¸¦ µû¶ó°¡°Ô µÈ´Ù¸é ¾ÇÀÇÀûÀÎ Äڵ尡 Èñ»ýÀÚÀÇ À¥ ºê¶ó¿ìÀú¿¡¼ ½ÇÇàµÉ ¼ö ÀÖ´Ù. À̰ÍÀº ¿µÇâÀ» ¹Þ´Â À¥ »çÀÌÆ®ÀÇ º¸¾È ±ÇÇÑÀ» °¡Áö°í ÇàÇØÁö¸ç ÄíŰ ±â¹ÝÀÇ ÀÎÁõ ½Å¿ëÁ¤º¸¸¦ »©³»°Å³ª ´Ù¸¥ °ø°ÝµéÀÇ ¼öÇàÀ» Çã¿ëÇÒ ¼ö ÀÖ´Ù. 
 * ¾Ë¸²: ÀÌ Á¡°ËÇ׸ñÀº ÀÌ Ãë¾àÁ¡À» Á¡°ËÇϱâ À§ÇØ ÇØ´ç À¥ ¼¹ö »ó¿¡ ¼³Ä¡µÈ Phorum ¼ÒÇÁÆ®¿þ¾îÀÇ ¹öÀü Á¤º¸¸¸À» È®ÀÎÇÑ´Ù. µû¶ó¼ °ÅÁþ ¾ç¼º¹ÝÀÀ(False Positive)À» º¸ÀÏ ¼ö ÀÖ´Ù.
 
 * Âü°í »çÀÌÆ®:
 http://secunia.com/advisories/14554
 http://www.securityfocus.com/archive/1/393192
 http://marc.theaimsgroup.com/?l=bugtraq&m=111083279031544&w=2
 http://www.osvdb.org/14660
 http://www.osvdb.org/14823
 
 * ¿µÇâÀ» ¹Þ´Â Ç÷§Æû:
 Phorum.org, Phorum 5.0.15 ÀÌÀüÀÇ ¹öÀüµé
 Unix Any version
 Linux Any version
 Microsoft Windows Any version
 |  	
 	            | ÇØ°áÃ¥ | Phorum À¥ »çÀÌÆ®ÀÎ http://phorum.org/ ¿¡¼ PhorumÀÇ °¡Àå ÃֽйöÀü(5.0.15 ȤÀº ÀÌÈÄ)À¸·Î ¾÷±×·¹À̵å ÇÏ¿©¾ß ÇÑ´Ù. |  	
 	            | °ü·Ã URL | CVE-2005-0783,CVE-2005-0784 (CVE) |  	
 	            | °ü·Ã URL | 12800 (SecurityFocus) |  
 	            | °ü·Ã URL | (ISS) |  |