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ÀÎÅÚ CPU °áÇÔ °ü·Ã CLOUD ¾÷üÀÇ ´ëÀÀ
ÀÛ¼ºÀÚ    | admin ÀÛ¼ºÀÏ   | 2018-01-09 Á¶È¸¼ö  | 3234

¾È³çÇϼ¼¿ä. Ncloud24ÀÔ´Ï´Ù.

2018³â ¹«¼ú³â »õÇØ ÀÎÅÚ CPU °ü·ÃÇÏ¿© °áÇÔ ¹®Á¦·Î ÀÎÇØ IT ¾÷°è Å« º¸¾È À̽´°¡ ÀÖ¾ú°í ¿©·¯ Ŭ¶ó¿ìµå ¾÷ü¿¡¼­µµ ±×¿¡ µû¸¥ ÆÐÄ¡ Àû¿ë µî ¹æ¾È¿¡ ´ëÇØ °øÁöÇÏ°í ÀÖ½À´Ï´Ù.
CPU À̽´¿¡ ´ëÇØ ¾Ë¾Æº¸°í Ŭ¶ó¿ìµå ¾÷üµé º¸¾È Ãë¾àÁ¡ °øÁö¸¦ È®ÀÎÇϵµ·Ï ÇÏ°Ú½À´Ï´Ù.

¢º ÀÎÅÚ CPU °áÇÔ À̽´

ƯÁ¤ CPU ¾ÆÅ°ÅØó¿¡¼­ ¹ß°ßµÈ 2°¡Áö(¸áÆ®´Ù¿î, ½ºÆåÅÍ)ÀÇ Áß´ëÇÑ º¸¾È Ãë¾àÁ¡.
ÇØ´ç »ç½ÇÀº  2018³â 1¿ù 4ÀÏ(KST) ±¸±Û¿¡¼­ ÃÖÃÊ·Î ¹ßÇ¥Çϸ鼭 ¹àÇôÁ³½À´Ï´Ù.

"CPU °ÔÀÌÆ®¿Í °ü·ÃÇØ ÃÖ±Ù ±¸±ÛÀÇ Àüü IT ÀÎÇÁ¶ó¿¡ º¸¾ÈÆÐÄ¡¸¦ Àû¿ëÇß°í, ±× °á°ú ÀϺΠ¼º´É ÀúÇÏ°¡ À¯¹ßµÆ´Ù."¶ó°í ¿Â¶óÀÎ º¸¾È ºí·Î±×(Security Blog)¸¦ ÅëÇØ ¹àÇû½À´Ï´Ù.  

 

°£´ÜÈ÷ ¿ä¾àÇÏÀÚ¸é,
'¸áÆ®´Ù¿î'Àº À¯Àú ÇÁ·Î±×·¥ÀÌ ¿î¿µÃ¼Á¦ ±ÇÇÑ ¿µ¿ªÀ» ÈÉÃĺ¼ ¼ö Àִ Ãë¾àÁ¡ÀÌ°í
'½ºÆåÅÍ'´Â À¯Àú ÇÁ·Î±×·¥ÀÌ ´Ù¸¥ À¯Àú ÇÁ·Î±×·¥ ¸Þ¸ð¸®¸¦ ÈÉÃĺ¼ ¼ö Àִ Ãë¾àÁ¡ÀÔ´Ï´Ù.
½ºÆåÅÍ¿Í ¸áÆ®´Ù¿îÀº CPU ¼³°èÀÇ °áÇÔÀ» ¾Ç¿ëÇÏ¿© ´Ù¸¥ ÇÁ·Î±×·¥ÀÇ ¸Þ¸ð¸®¿Í Ä¿³ÎÀÇ ¿µ¿ªÀ» ÀоîµéÀÌ´Â Ãë¾àÁ¡ÀÌ¸ç »ó´ëÀûÀ¸·Î ½ºÆåÅÍ¿¡ ºñÇØ ¸áÆ®´Ù¿îÀÇ À§Çù Á¤µµ°¡ ³ôÀºµ¥ ÇöÀç±îÁö ³ª¿Â ¸ðµç º¸¾È Á¤Ã¥µéÀ» ¹«·ÂÈ­½ÃÅ°°í ¿î¿µÃ¼Á¦ÀÇ ½ÉÀåºÎ(Ä¿³Î) ¸Þ¸ð¸®¸¦ ¸¶À½´ë·Î ÀÐÀ» ¼ö ÀÖ°Ô ÇÏ´Â ÃÊ´ëÇü Çϵå¿þ¾î Ãë¾àÁ¡ÀÔ´Ï´Ù.
ÀÌ ¼³°èÀÇ °áÇÔÀ¸·Î ÀÎÇÑ º¸¾È Ãë¾àÁ¡À» ¸·±â À§ÇØ ÇöÀç´Â OS ´Ü ¿î¿µÃ¼Á¦¸¦ ÅëÇÑ ÀӽùæÆíÀ¸·Î ÇØ´ç À̽´¿Í ºÐ¸®ÇÏ´Â ¹æ¹ýÀ¸·Î ÆÐÄ¡¸¦ ÁøÇàÇÏ°í ÀÖ½À´Ï´Ù.

ÇØ´ç À̽´¿¡ ´ëÇÑ ÀÎÅÚÀÇ ´ëÀÀÀ¸·Î´Â  
º¸¾È À̽´ ¹ßÇ¥ ´ÙÀ½³¯(2018³â 1¿ù 4ÀÏ) °ø½Ä ¼º¸íÀ» ³Â°í
º¸¾È À̽´¿¡ ´ëÇØ Á¤¸®ÇÑ ±ÛÀ» °Ô½ÃÇß½À´Ï´Ù.
- ÄÄÇ»ÅÍ »ç¿ë ȯ°æÀ» ÅëÁ¦ÇÒ °Í(Maintain control of your computing environment)
- Æß¿þ¾î/µå¶óÀ̹ö ¾÷µ¥ÀÌÆ®¸¦ ÁÖ±âÀûÀ¸·Î È®ÀÎÇÒ °Í(Regularly check for and apply available firmware/driver updates)
- Çϵå¿þ¾î, ¼ÒÇÁÆ®¿þ¾î ¹æÈ­º®À» »ç¿ëÇÒ °Í(Use hardware and software firewalls)
- »ç¿ëÇÏÁö ¾Ê´Â ¼­ºñ½º¸¦ ²ø °Í(Turn off unused services)
- ÀûÀýÇÑ »ç¿ëÀÚ ±ÇÇÑÀ» À¯ÁöÇÒ °Í(Maintain appropriate user privileges)
- º¸¾È ¼ÒÇÁÆ®¿þ¾î¸¦ ÃֽŠ»óÅ·ΠÀ¯ÁöÇÒ °Í(Keep security software up to date)
- ¾ËÁö ¸øÇÏ´Â ¸µÅ© Ŭ¸¯ÇÏÁö ¸» °Í(A clicking on unknown s)
- ¿©·¯ »çÀÌÆ®ÀÇ Æнº¿öµå¸¦ °°Àº °ÍÀ¸·Î »ç¿ëÇÏÁö ¸» °Í(A re-using passwords across sites)


https://newsroom.intel.com/news/intel-responds-to-security-research-findings/

 

¢º ÀÌÁ¦ CLOUD ¾÷üµéÀÇ ´ëÀÀÀ» È®ÀÎÇغ¸°Ú½À´Ï´Ù.

 CPU¶ó´Â Çϵå¿þ¾î ¹®Á¦À̱⠶§¹®¿¡ ÃÖÁ¾ÀûÀ¸·Î ÇØ´ç CPUÀÇ ±³Ã¼¸¸ÀÌ ±Ã±ØÀûÀ¸·Î ÀÌ Ãë¾àÁ¡À» ÇØ°áÇÏ´Â ¹æ¹ýÀÔ´Ï´Ù. ÇÏÁö¸¸ ¿©·¯ Á¦ÇÑÀûÀÎ Á¶°Çµé ¶§¹®¿¡ ÇöÀç °¡Àå ½Ã±ÞÇÑ ¹æ¾ÈÀº ¿î¿µÃ¼Á¦¸¦ ÅëÇÑ ÀӽùæÆíÀÌ°í ±× ¹æ¹ýÀº À̽´¿¡ ¸Â´Â ¿î¿µÃ¼Á¦ ÆÐÄ¡ÀÔ´Ï´Ù.
CLOUD ¾÷üµéÀº ´Ùµé ¹ß ºü¸£°Ô ÇØ´ç À̽´ÀÇ ÀÎÁö ¿©ºÎ¿Í ÇâÈÄ ¾÷µ¥ÀÌÆ® ¹æ¾È°ú ´ëÇØ °øÁöÇÏ°í ÀÖ½À´Ï´Ù. ¾Æ·¡´Â °¢°¢ À̽´µé¿¡ ´ëÇÑ °øÁö»çÇ× ¸µÅ©ÀÔ´Ï´Ù.

KT : https://ucloudbiz.olleh.com/portal/portal.notice.view.html? seq=430
AWS : https://aws.amazon.com/ko/security/security-bulletins/AWS-2018-013
IBM  :
https://www.ibm.com/blogs/psirt/potential-cpu-security-issue/
Google :
https://cloud.google.com/compute/docs/security-bulletins
MS Azure :
https://azure.microsoft.com/en-us/blog/securing-azure-customers-from-cpu-vulnerability
Naver :
https://www.ncloud.com/support/notice/all/324

ÀüüÀûÀ¸·Î º¸¾ÈÆÐÄ¡ ¹èÆ÷¸¦ ÃÖ´ëÇÑ ºü¸£°Ô ÇÏ°Ú´Ù´Â ³»¿ëÀÇ ´ëÀÀ °øÁö¸¦ È®ÀÎÇØ º¼ ¼ö ÀÖ½À´Ï´Ù.
ºü¸£°Ô ¹ÝÀÀ ÇÑ ÇØ¿Ü ´ëÇü ¾÷ü AWS´Â Amazon Linux¿¡ ´ëÇØ Ä¿³Î ÆÐÄ¡ ¹æ¾ÈÀÌ ³ª¿Ô°í
MSµµ ¸¶Âù°¡Áö·Î ÆÐÄ¡°¡ ¿Ï·áµÇ¾î Àç½ÃÀÛÀ» ÅëÇÑ ÆÐÄ¡·Î Àû¿ëÀÌ °¡´ÉÇÏ´Ù°í ÇÏ°í ÀÖ½À´Ï´Ù.
Googleµµ ÆÐÄ¡°¡ µÈ ¿î¿µÃ¼Á¦µéÀ» ¾÷µ¥ÀÌÆ®ÇÏ°í ÀÖ½À´Ï´Ù. ÆÐÄ¡ ¹æ¹ý¿¡ ´ëÇÑ °øÁö°¡ µÇ¾î ÀÖ½À´Ï´Ù.
±¹³» Å¬¶ó¿ìµå ¾÷üµéÀÇ ÆÐÄ¡ Àû¿ë¿¡ ´ëÇÑ Ãß°¡ÀûÀÎ ÀÏÁ¤ÀÌ ³ª¿À´Â ´ë·Î ¾÷µ¥ÀÌÆ® Çص帮°Ú½À´Ï´Ù.

°£´ÜÇÏ°Ô ÀÎÅÚ CPU À̽´. ±×¸®°í Ŭ¶ó¿ìµå ¾÷üµéÀÇ ´ëÀÀ¿¡ ´ëÇØ ¾Ë¾ÆºÃ½À´Ï´Ù.
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