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Ãë¾àÁ¡ID 18018
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ÇÁ·ÎÅäÄÝ TCP
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»ó¼¼¼³¸í ÇØ´ç sendmail ¼­¹öÀÇ ¹öÀü ¹øÈ£¿¡ µû¸£¸é 8.12.1 ÀÌÀüÀÇ Sendmail ¹öÀüÀÌ °¡µ¿µÇ°í ÀÖ´Ù. Sendmail 8.12.0 ÀÌÇÏÀÇ ¸ðµç ¹öÀüµéÀº »ç¿ëµéµéÀÌ Å¥¸¦ ½ÇÇà½Ãų ¼ö ÀÖµµ·Ï Çã¿ëµÉ ¶§ »ý°Ü³ª´Â Ãë¾àÁ¡¿¡ ÀÇÇØ ¼­ºñ½º °ÅºÎ °ø°Ý¿¡ Ãë¾àÇÏ´Ù. ·ÎÄà °ø°ÝÀÚ´Â Ãʱ⠸޽ÃÁöÀÇ È©Ä«¿îÆ®(hop count)¸¦ Çã¿ëµÈ Á¦ÇÑÄ¡º¸´Ù ÈξÀ Å« ¼ýÀÚ·Î ¼ÂÇÏ¿© SendmailÀÌ Å¥ Ä«¿îÆ®¸¦ °­Á¦·Î µå·Ó(drop)½Ãų ¼ö ÀÖ´Ù. ¸¸¾à µµ¿ëÀÌ ¼º°øÇÑ´Ù¸é °ø°ÝÀÚ´Â µ¥ÀÌÅÍ ¼Õ½Ç, ȤÀº ¼­ºñ½º °ÅºÎ °ø°ÝÀ» À¯¹ß½Ãų ¼ö ÀÖ´Ù.

* ¾Ë¸²: ´ÙÀ½ ÀÌÀ¯µé ¶§¹®¿¡ »ç¿ëÀÚÀÇ È¯°æ¿¡¼­´Â º¸¾È À§Çù¿ä¼ÒÀÏ ¼öµµ, ¾Æ´Ò ¼öµµ ÀÖ´Ù (Áï, °ÅÁþ ¾ç¼º¹ÝÀÀ(False Positive)ÀÏ ¼ö ÀÖ´Ù):
1. ÀÌ Á¡°ËÇ׸ñÀº ÀÌ Ãë¾àÁ¡À» Á¡°ËÇϱâ À§ÇØ Sendmail ¼­¹öÀÇ ¹öÀü Á¤º¸¿¡¸¸ ÀÇÁ¸ÇÑ´Ù.
2. Sendmail ¼­¹öÀÇ ¹öÀü Á¤º¸´Â Sendmail ÄÁ¼Ò½Ã¾ö¿¡¼­ ¸±¸®ÁîÇÑ Ç¥ÁØ Sendmail ¹èÆ÷ÆÇ¿¡ ±Ù°ÅÇÑ´Ù.

* Âü°í »çÀÌÆ®:
http://www.iss.net/security_center/static/7190.php
http://www.securityfocus.com/bid/3378
ÇØ°áÃ¥ SendmailÀÇ ÃֽйöÀü (8.12.2 ÀÌÈÄ)À¸·Î ¾÷±×·¹À̵å ÇÏ¿©¾ß ÇÑ´Ù. Sendmail ÄÁ¼Ò½Ã¿ò À¥»çÀÌÆ®ÀÎ http://www.sendmail.org/ ¿¡¼­ ±¸ÇÒ ¼ö ÀÖ´Ù.
°ü·Ã URL CVE-2001-0714 (CVE)
°ü·Ã URL (SecurityFocus)
°ü·Ã URL (ISS)