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»ó¼¼¼³¸í ÇØ´ç È£½ºÆ®¿¡´Â 9.20 ÀÌÀüÀÇ Opera À¥ ºê¶ó¿ìÀúÀÇ ¾î¶² ¹öÀüÀÌ ¼³Ä¡µÇ¾î ÀÖ´Ù. Opera´Â ´ÙÁßÀÇ ¿î¿µÃ¼Á¦ ¿ëÀ¸·Î Opera Software »ç¿¡ ÀÇÇØ °³¹ßµÈ À¥ ºê¶ó¿ìÀúÀÌ´Ù. Opera 9.20 ÀÌÀüÀÇ ¹öÀüµéÀº µÎ°¡Áö ¹®Á¦µé¿¡ Ãë¾àÇÏ´Ù. ù¹ø° ¹®Á¦´Â ¿ø°ÝÁöÀÇ °ø°ÝÀÚ°¡ UTF-7 ¹®ÀÚ¼ÂÀ» ÅëÇÑ Cross-Site Scripting (XSS) °ø°ÝµéÀ» ¼öÇàÇÒ ¼ö ÀÖ°Ô ÇØ ÁØ´Ù. µÎ¹ø° ¹®Á¦´Â FTP PASV ÀÀ´äÀ¸·Î Á¦ 3ÀÇ ¼­¹ö ÁÖ¼Ò¸¦ ¸í½ÃÇÔÀ¸·Î½á ¿ø°ÝÁöÀÇ °ø°ÝÀÚ°¡ Ŭ¶óÀ̾ðÆ®¸¦ °­Á¦ÀûÀ¸·Î ´Ù¸¥ ¼­¹öµé¿¡ Á¢¼ÓÇÏ°Ô Çϰųª, ÇÁ·Ï½Ã ¹æ½ÄÀÇ Æ÷Æ®½ºÄµÀ» ¼öÇàÇÏ°Ô Çϰųª ȤÀº ¹Î°¨ÇÑ Á¤º¸¸¦ ¾ò¾î³»°Ô ÇØ ÁØ´Ù.

* ¾Ë¸²: ÀÌ Á¡°ËÇ׸ñÀº Á¡°ËÇϱâ À§ÇÑ È£½ºÆ®·Î ·Î±×ÀÎ ÇÒ ¼ö ÀÖ´Â °ü¸®ÀÚ ±ÇÇÑÀ» °¡Áø °èÁ¤À» ÇÊ¿ä·Î ÇÑ´Ù. ÀÌ·¯ÇÑ Á¶°ÇÀÌ ¾ÈµÇ¸é Á¡°ËÀ» ¼öÇàÇÒ ¼ö ¾øÀ¸¸ç ¸ðµç Ãë¾àÇÑ È£½ºÆ®µé¿¡ ´ëÇؼ­ °ÅÁþ À½¼º¹ÝÀÀ(False Negative)À» º¸ÀÏ ¼ö ÀÖ´Ù.

* Âü°í »çÀÌÆ®:
http://www.opera.com/support/search/view/855/
http://www.securityfocus.com/archive/1/archive/1/461076/100/0/threaded
http://bindshell.net/papers/ftppasv/ftp-client-pasv-manipulation.pdf
http://www.hardened-php.net/advisory_032007.142.html
http://www.frsirt.com/english/advisories/2007/0745
http://www.frsirt.com/english/advisories/2007/1075
http://secunia.com/advisories/24312

* ¿µÇâÀ» ¹Þ´Â Ç÷§Æû:
Opera Software, Opera 9.20 ÀÌÀüÀÇ ¹öÀüµé
¸ðµç ¿î¿µÃ¼Á¦ ¸ðµç ¹öÀü
ÇØ°áÃ¥ ´ÙÀ½ »çÀÌÆ®¸¦ ÂüÁ¶ÇÏ¿© ÃֽŹöÀüÀÇ Opera·Î ¾÷±×·¹À̵å ÇØ¾ß ÇÑ´Ù.
http://www.opera.com/
°ü·Ã URL CVE-2007-1115,CVE-2007-1563 (CVE)
°ü·Ã URL 22701,23089 (SecurityFocus)
°ü·Ã URL 32722,33119 (ISS)