English
¢¸¢· µÚ·Î
Ãë¾àÁ¡ID 18057
À§Çèµµ 40
Æ÷Æ® 25
ÇÁ·ÎÅäÄÝ TCP
ºÐ·ù SMTP
»ó¼¼¼³¸í ÇØ´ç SMTP ¼­¹ö´Â °ø°ÝÀÚ¿¡°Ô ¸ÞÀÏ ¸±·¹ÀÌ(mail relay)¸¦ Çã¿ëÇÑ´Ù.
¸ÞÀÏ ¸±·¹ÀÌ(Mail Relay)¿¡ ´ëÇÑ º¸È£°¡ ÃæºÐÈ÷ ÀÌ·ç¾îÁöÁö ¾Ê¾Æ °ø°ÝÀÚ¿¡°Ô ¸±·¹ÀÌ(relay)¸¦ Çã¿ëÇÏ´Â ¸ÞÀÏ ¼­¹öµéÀº "¿ÀÇ ¸ÞÀÏ(Open Mail) ¼­¹ö" ¶Ç´Â "¿ÀÇ ¸ÞÀÏ ¸±·¹ÀÌ(Open Mail Relay" ¶ó°í ºÒ¸°´Ù. °ø°ÝÀÚµéÀº Àß Á¶ÀÛµÈ ¸ÞÀÏ ¸Þ½ÃÁö¸¦ ±¸¼ºÇÏ¿© ÀÌ "¿ÀÇ ¸ÞÀÏ ¼­¹ö(Open Mail Server)"¿¡ Àü´ÞÇÔÀ¸·Î½á, ÀÚ½ÅÀÇ ½ÇÁ¦ À§Ä¡¸¦ °¨Ãá ä ÀÓÀÇÀÇ »ç¿ëÀÚ¿¡°Ô ÀÚÀ¯·Ó°Ô ºÒ¹ýÀûÀÎ ÀǵµÀÇ ¸ÞÀÏ(½ºÆÔ ¸ÞÀÏ)À» ¹ß¼ÛÇÒ ¼ö ÀÖ´Ù.

* Âü°í »çÀÌÆ®:
http://www.abuse.net/relay.html
http://support.microsoft.com/kb/304897/
http://mail-abuse.net
http://www.sendmail.org/tips/relaying.html

* ¿µÇâÀ» ¹Þ´Â Ç÷§Æû:
¸ðµç SMTP ¼­¹öµé
ÇØ°áÃ¥ ¸±·¹ÀÌ ±â´ÉÀ» ÁßÁö½ÃÅ°´Â ¹æ¹ýÀÌ ³ª¿Í ÀÖ´Â ´ÙÀ½ »çÀÌÆ®ÀÇ ¹®¼­ "How to secure your mail system against third-party relay"¸¦ ÂüÁ¶ÇÏ¿©, ÇØ´ç ¸ÞÀÏ·¯(mailer)¿¡ Çã°¡µÇÁö ¾ÊÀº ¸±·¹ÀÌ(relay) ±â´ÉÀ» ÀÛµ¿ÁßÁö ½ÃÄÑ¾ß ÇÑ´Ù:
http://www.mail-abuse.com/an_sec3rdparty.html
°ü·Ã URL CVE-1999-0512 (CVE)
°ü·Ã URL (SecurityFocus)
°ü·Ã URL (ISS)