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»ó¼¼¼³¸í ÇØ´ç Icecast ÇÁ·Î±×·¥ÀÇ ¹öÀü¿¡ µû¸£¸é, ÇÁ·Î±×·¥¿¡´Â 'list.cgi' °ü·Ã Cross-Site Scripting Ãë¾àÁ¡ÀÌ Á¸ÀçÇÑ´Ù.
Icecast ´Â Windows¿Í Unix °è¿­ ¿î¿µÃ¼Á¦ »ó¿¡¼­ µ¿ÀÛÇÏ´Â ¿ÀÇ ¼Ò½º mp3 ¹æ¼Û ÇÁ·Î±×·¥ÀÌ´Ù. ÀϺΠIcecast ¹öÀüµéÀº ¾ÖÇø®ÄÉÀ̼ÇÀÌ »ç¿ëÀÚ ÀÔ·ÂÀ» ÀûÀýÈ÷ ÇÊÅ͸µÇÏÁö ¸øÇÏ¿© »óÅ ǥ½Ã ±â´É »ó¿¡¼­ Cross-Site Scripting Ãë¾àÁ¡ÀÌ ¹ß»ýÇÒ ¼ö ÀÖ´Ù. ¿ø°ÝÁö °ø°ÝÀÚµéÀº UserAgent º¯¼ö¿¡ JavaScript ¸¦ »ðÀÔÇϰí 'list.cgi' ½ºÅ©¸³Æ®¿¡ ¸µÅ©µÈ ¾ÇÀÇÀûÀÎ URL ¸µÅ©¸¦ »ý¼ºÇÑ ÈÄ À̸¦ ´ë»ó »ç¿ëÀÚ°¡ Ŭ¸¯Çϵµ·Ï À¯µµÇÑ´Ù. ÀÏ´Ü URL ¸µÅ©°¡ Ŭ¸¯µÇ¸é, »ðÀÔµÈ ÄÚµåµéÀº ´ë»ó »ç¿ëÀÚÀÇ À¥ ºê¶ó¿ìÀú¸¦ ÅëÇØ ½ÇÇàµÉ ¼ö ÀÖ´Ù. ¿ø°ÝÁö °ø°ÝÀÚµéÀº ÀÌ Ãë¾àÁ¡À» µµ¿ëÇÏ¿© »ç¿ëÀÚÀÇ ÄíŰ(cookie) ±â¹Ý ÀÎÁõ ½Å¿ë Á¤º¸µéÀ» ÈÉÄ¥ ¼ö ÀÖ´Ù.

* ¾Ë¸²: ÀÌ Á¡°ËÇ׸ñÀº ÀÌ Ãë¾àÁ¡À» Á¡°ËÇϱâ À§ÇØ ¿ø°ÝÁö IcecastÀÇ ¹öÀü Á¤º¸¸¸À» È®ÀÎÇÑ´Ù. µû¶ó¼­ °ÅÁþ ¾ç¼º¹ÝÀÀ(False Positive)À» º¸ÀÏ ¼ö ÀÖ´Ù.

* Âü°í »çÀÌÆ®:
http://securitytracker.com/alerts/2004/Aug/1011046.html

* ¿µÇâÀ» ¹Þ´Â Ç÷§Æû:
Icecast Any version
Debian Project, Debian Linux 3.0
ÇØ°áÃ¥ Debian GNU/Linux 3.0ÀÇ °æ¿ì,
´ÙÀ½ Debian º¸¾È ±Ç°í¹® DSA-541-1¸¦ ÂüÁ¶ÇÏ¿© icecast-serverÀÇ °¡Àå ÃֽйöÀü(1.3.11-4.2 ¶Ç´Â ±× ÀÌÈÄ)À¸·Î ¾÷±×·¹À̵å ÇÏ¿©¾ß ÇÑ´Ù: http://archives.neohapsis.com/archives/fulldisclosure/2004-08/1020.html
°ü·Ã URL CVE-2004-0781 (CVE)
°ü·Ã URL 11021 (SecurityFocus)
°ü·Ã URL 17086 (ISS)