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WindowsÀÇ RPCSS Service ¹öÆÛ ¿À¹ö·± ¹®Á¦. ¾÷µ¥ÀÌÆ® ÇÊ
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¿Ã·ÁÁü: 2003.9.16 È, 3:07 pm
ÁÖÁ¦: WindowsÀÇ RPCSS Service ¹öÆÛ ¿À¹ö·± ¹®Á¦. ¾÷µ¥ÀÌÆ® ÇÊ
Ãâó : CERTCC-KR,
http://www.certcc.or.kr/eWAS_NOTICE/KA2003-066.htm
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http://www.microsoft.com/technet/treeview/default.asp?url=/technet/security/bulletin/MS03-039.asp
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Windows XP Professional
Windows 2003 Server
Windows 2000 Professional
window nt/2000 server
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DCOM Ȱ¼ºÈ¿¡ ´ëÇÑ RPC ¸Þ½ÃÁö¸¦ ó¸®ÇÏ´Â RPCSS ¼ºñ½º ºÎºÐ¿¡¼ ¼¼ °¡Áö Ãë¾àÁ¡ÀÌ È®ÀεǾú´Ù.
Ãë¾àÁ¡Àº Windows RPC ¼ºñ½º°¡ À߸øµÈ ¸Þ¼¼Áö¸¦ ó¸®ÇÏ´Â ¹æ½Ä¿¡ ¹®Á¦°¡ ÀÖ¾î ¹ß»ýÇϸç, ÀÌ °áÇÔÀº DCOM(Distributed Component Object Model) ÀÎÅÍÆäÀ̽º¿¡ ¿µÇâÀ» ÁØ´Ù.
DCOMÀÇ µ¿ÀÛ¿¡ ÇÊ¿äÇÑ RPC message¸¦ ó¸®ÇÏ´Â RPCSS Service¿¡ ´ëÇØ °ø°ÝÀÚ´Â À߸øµÈ RPC ¸Þ½ÃÁö¸¦ º¸³¿À¸·Î½á ÀÓÀÇÀÇ Äڵ带 ½ÇÇàÇÏ¿© ½Ã½ºÅÛÀÇ RPC ¼ºñ½º¿¡ Àå¾Ö¸¦ ÀÏÀ¸Å³ ¼ö ÀÖ°í, ±× °á°ú·Î DOS°ø°ÝÀÌ ÀϾ ¼ö ÀÖ´Ù. Local System Privileges¸¦ °¡Áø »óÅ¿¡¼ Äڵ带 ½ÇÇàÇÏ°Ô µÇ¸é °ø°ÝÀÚ´Â system exploitÀÌ °¡´ÉÇØÁ®, ÇÁ·Î±×·¥À» ¼³Ä¡Çϰųª µ¥ÀÌ
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1. RPC ¼ºñ½º°¡ ²À ÇÊ¿äÇÑ °æ¿ì°¡ ¾Æ´Ñ °æ¿ì
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135¹ø Æ÷Æ®´Â ¿ø°Ý ÄÄÇ»ÅÍ¿¡ RPC¸¦ ¿¬°áÇÏ´Â µ¥ »ç¿ëµÇ¸ç, ¹æÈº®¿¡¼ 135¹ø Æ÷Æ®¸¦ Â÷´ÜÇϸé ÀÌ Ãë¾àÁ¡À» ¾Ç¿ëÇÏ¿© ¹æÈº® µÚÀÇ ½Ã½ºÅÛÀÌ °ø°Ý ¹Þ´Â °ÍÀ» ¿¹¹æÇÒ ¼ö ÀÖ´Ù.
¨è ÀÎÅÍ³Ý ¿¬°á ¹æÈº®
ÀÎÅÍ³Ý ¿¬°áÀ» º¸È£Çϱâ À§ÇØ Windows XP ¶Ç´Â Windows Server 2003¿¡¼ ÀÎÅÍ³Ý ¿¬°á ¹æÈº®À» »ç¿ëÇÏ´Â °æ¿ì ÀÎÅͳÝÀÇ Àιٿîµå RPC Æ®·¡ÇÈÀÌ ±âº»ÀûÀ¸·Î Â÷´ÜµÈ´Ù.
¨é ¿µÇâ ¹Þ´Â ¸ðµç ½Ã½ºÅÛ¿¡¼ DCOM ±â´ÉÀ» ÇØÁ¦ÇÑ´Ù.
- DCOMÀ» ¼öµ¿À¸·Î ¼³Á¤Çϰųª ÇØÁ¦ÇÏ´Â ³»¿ëÀº ¾Æ·¡ÀÇ »çÀÌÆ®¸¦ Âü°íÇÑ´Ù.
http://www.microsoft.com/korea/technet/security/bulletin/MS03-026.asp
- RPC¿¡ ÀÇÇØ »ç¿ëµÇ¾îÁö´Â Æ÷Æ®°ü·Ã Á¤º¸´Â ¾Æ·¡ »çÀÌÆ®¸¦ ÂüÁ¶ÇÑ´Ù.
http://www.microsoft.com/technet/treeview/default.asp?url=/technet/prodtechnol/windows2000serv/reskit/tcpip/part4/tcpappc.asp
2. RPC¼ºñ½º°¡ ÇÊ¿äÇÑ °æ¿ì º¸¾È ÆÐÄ¡µÈ ¹öÁ¯À» ´Ù¿î·Îµå ¹Þ¾Æ ¼³Ä¡ÇÑ´Ù.
Windows NT Workstation 4.0
http://www.microsoft.com/downloads/details.aspx?FamilyId=7EABAD74-9CA9-48F4-8DB5-CF8C188879DA&displaylang=ko
Windows NT Server 4.0
http://www.microsoft.com/downloads/details.aspx?FamilyId=71B6135C-F957-4702-B376-2DACCE773DC0&displaylang=ko
Windows NT Server 4.0, Terminal Server Edition
http://www.microsoft.com/downloads/details.aspx?FamilyId=677229F8-FBBF-4FF4-A2E9-506D17BB883F&displaylang=en
Windows 2000
http://www.microsoft.com/downloads/details.aspx?FamilyId=F4F66D56-E7CE-44C3-8B94-817EA8485DD1&displaylang=ko
Windows XP
http://www.microsoft.com/downloads/details.aspx?FamilyId=5FA055AE-A1BA-4D4A-B424-95D32CFC8CBA&displaylang=ko
Windows XP 64 bit Edition
http://www.microsoft.com/downloads/details.aspx?FamilyId=50E4FB51-4E15-4A34-9DC3-7053EC206D65&displaylang=en
Windows XP 64 bit Edition Version 2003
http://www.microsoft.com/downloads/details.aspx?FamilyId=80AB25B3-E387-441F-9B6D-84106F66059B&displaylang=en
Windows Server 2003
http://www.microsoft.com/downloads/details.aspx?FamilyId=51184D09-4F7E-4F7B-87A4-C208E9BA4787&displaylang=ko
Windows Server 2003 64 bit Edition
http://www.microsoft.com/downloads/details.aspx?FamilyId=80AB25B3-E387-441F-9B6D-84106F66059B&displaylang=en
ÂüÁ¶»çÀÌÆ®
http://www.microsoft.com/technet/treeview/default.asp?url=/technet/security/bulletin/MS03-039.asp
http://www.microsoft.com/korea/technet/security/bulletin/MS03-039.asp
* ÂüÁ¶»çÀÌÆ®
MS ÇÑ±Û º¸¾È±Ç°í¹®
http://www.microsoft.com/korea/technet/security/bulletin/MS03-039.asp
MS ¿µ¹® º¸¾È±Ç°í¹®
http://www.microsoft.com/technet/treeview/default.asp?url=/technet/security/bulletin/MS03-039.asp
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