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Ãë¾àÁ¡ID 14014
À§Çèµµ 40
Æ÷Æ® 513
ÇÁ·ÎÅäÄÝ TCP
ºÐ·ù R-Command
»ó¼¼¼³¸í ¸î¸î AIX¿Í LinuxÀÇ Rlogin µ¥¸ó¿¡ ÀÖ´Â Ãë¾àÁ¡Àº °ø°ÝÀÚ°¡ ¿ø°ÝÀ¸·Î ½Ã½ºÅÛ¿¡ ´ëÇÑ Çã°¡µÇÁö ¾ÊÀº root ¾×¼¼½º¸¦ ÇÏ°Ô ÇØ ÁÙ ¼ö ÀÖ´Ù. ¿ø°ÝÁöÀÇ °ø°ÝÀÚ´Â Rlogin¿¡ -froot ¿É¼ÇÀ» »ç¿ëÇÏ¿© ´ë»ó ¼­¹öÀÇ µ¥¸óÀÌ »ç¿ëÀÚ¸¦ root ½©·Î ¶³¾î¶ß·Á ÁÖµµ·Ï ÇÒ ¼ö ÀÖ´Ù. ÀÌ ¹®Á¦Á¡Àº '/bin/login' ÇÁ·Î±×·¥À¸·Î °Ç³×Áø ÀμöµéÀ» À߸ø ÇØ¼®ÇÔÀ¸·Î½á ¹ß»ý´Âµ¥, ÀÌ´Â °á°úÀûÀ¸·Î °ø°ÝÀÚ°¡ ÆÐ½º¿öµå¸¦ À§ÇÑ ÇÁ·ÒÇÁÆ® ¾øÀÌ °ð¹Ù·Î root »ç¿ëÀÚ·Î ·Î±×ÀÎÇÏ°Ô ÇØ ÁØ´Ù.

* Âü°í »çÀÌÆ®:
http://www.securityfocus.com/bid/458
http://www.iss.net/security_center/static/104.php

Ãë¾àÇÑ ½Ã½ºÅÛµé:
AIX 3.x
Linux kernel 2.1.x
ÇØ°áÃ¥ IBM AIX 3¿¡ ´ëÇØ¼­´Â:
CERT ±Ç°í¾È CA-1994-09 (http://www.cert.org/advisories/CA-1994-09.html ) À» ÂüÁ¶ÇÏ¿© APAR IX44254¸¦ Àû¿ëÇÏ¿©¾ß ÇÑ´Ù.

Àӽà Á¶Ä¡¹æ¹ýÀ¸·Î /etc/inetd.conf ÆÄÀÏ¿¡¼­ RloginÀ» Disable½Ã۰í inetd ÇÁ·Î¼¼½º¸¦ Àç°¡µ¿½ÃŲ´Ù.
°ü·Ã URL CVE-1999-0113 (CVE)
°ü·Ã URL (SecurityFocus)
°ü·Ã URL (ISS)