°øÁö»çÇ×
º¸¾ÈÆÐÄ¡
°áÁ¦¹æ¹ý¾È³»
¼­ºñ½º ÀÌ¿ë¾à°ü
°³ÀÎÁ¤º¸Ãë±Þ¹æÄ§
ÀÚÁÖ¹¯´ÂÁú¹®
±â¼ú°¡À̵å
¹®ÀÇÇϱâ
Á¦ ¸ñ OpenSSL ±ä±Þ º¸¾È ¾÷µ¥ÀÌÆ®
ÀÛ¼ºÀÚ ±è¼±È£ ( ksh7523@hhosting.co.kr ) µî·ÏÁ¤º¸ 2016-03-03 09:23:45 Á¶È¸¼ö 21513
OpenSSL ±ä±Þ º¸¾È ¾÷µ¥ÀÌÆ®
ÃÖÃÊÀÛ¼ºÀÏ: 2016-3-2 / ÃÖÁ¾¼öÁ¤ÀÏ: 2016-3-2 / Ãë¾àÁ¡ºÐ¼®ÆÀ ±èÇÏ¿µ (6376)
¡à °³¿ä
o 3¿ù 1ÀÏ(ÇöÁö½Ã°£) ¿ÀÇÂSSLÀº SSLv2 ±Ô°Ý(Protocol)¿¡ ´ëÇÑ ±ä±Þ ¾÷µ¥ÀÌÆ® ¹ßÇ¥[1]
o SSL Ãë¾àÁ¡À» ÀÌ¿ëÇÑ ½ÅÁ¾ °ø°Ý ¹æ½ÄÀÎ DROWN, CacheBleed¿¡ ´ëÇÑ º¸¾È ¾÷µ¥ÀÌÆ® µî
- DROWN(Decrypting RSA with Obsolete and Weakened eNcryption)
- CacheBleed: ÀÎÅÚ ÇÁ·Î¼¼¼­ÀÇ Cache-bank Ãæµ¹·Î ÀÎÇÑ Á¤º¸ ³ëÃâÀ» ÀÌ¿ëÇÑ ºÎä³Î
°ø°Ý
¡à ¿µÇâ ¹Þ´Â »ç¿ëÀÚ
- OpenSSL 1.0.2 »ç¿ëÀÚ: 1.0.2g·Î ¾÷µ¥ÀÌÆ®
- OpenSSL 1.0.1 »ç¿ëÀÚ: 1.0.1s·Î ¾÷µ¥ÀÌÆ®
¡à ¾÷µ¥ÀÌÆ® ³»¿ë
o SSLv2 ÇÁ·ÎÅäÄÝ ºñȰ¼ºÈ­ ±âº» ¼³Á¤ ¹× SSLv2 EXPORT ¾Ïȣȭ Á¦°Å µî
¡à Ãë¾àÁ¡ ³»¿ë ¹× ±Ç°í »çÇ×
o DROWN: ³°°í Ãë¾àÇÑ ¾Ïȣȭ¸¦ ÅëÇÑ RSA º¹È£È­
- RSA(Rivest Shamir Adleman): °ø°³Å° ¾Ïȣȭ ¾Ë°í¸®ÁòÀÇ Çϳª
CVEs ½É°¢µµ ³»¿ë ºñ°í
CVE-2016-0800 ³ôÀ½ SSLv2¸¦ ÀÌ¿ëÇÑ TLS¿¡ ´ëÇÑ ÇÁ·ÎÅäÄÝ °£ °ø°Ý DROWN
CVE-2016-0705 ³·À½ DFB, ¹ß»ý ºóµµ ³·À½
CVE-2016-0798 ³·À½ SRP µ¥ÀÌÅͺ£À̽º¿¡¼­ÀÇ ¸Þ¸ð¸® ´©¼ö
CVE-2016-0797 ³·À½ ³Î Æ÷ÀÎÅÍ ¿ªÂüÁ¶ ¹× Èü Ä¿·´¼Ç
CVE-2016-0799 ³·À½ °íÁ¤ ¸Þ¸ð¸® À̽´
CVE-2016-0702 ³·À½ ºÎä³Î °ø°Ý CacheBleed
CVE-2016-0703 ³ôÀ½ ºÐÇÒ Á¤º¹ ¾Ë°í¸®Áò
CVE-2016-0704 º¸Åë Bleichenbacher °ø°Ý
¡à ¿ë¾î ¼³¸í
o DFB(Double-Free Bug): Èü ¿À¹öÇ÷ο쿡 ±â¹ÝÀ» µÐ °ø°ÝÀ¸·Î, ¿øÇÏ´Â À§Ä¡ÀÇ ¸Þ¸ð¸®¸¦
»ç¿ëÇϱâ À§ÇÑ ¹æ¹ý
o ³Î Æ÷ÀÎÅÍ ¿ªÂüÁ¶(Null Pointer Dereference): ³Î Æ÷ÀÎÅÍ¿¡ ÀÓÀÇÀÇ °ªÀ» ´ëÀÔÇÏ¿© ¹ß»ýÇÏ
´Â ¿¡·¯
o Èü Ä¿·´¼Ç(Heap Corruption): µ¿Àû ÇÒ´çÇÑ Å©±âº¸´Ù ´õ Å« ¿µ¿ª¿¡ Á¢±ÙÇÔÀ¸·Î½á ¹ß»ýÇÏ
´Â ¿¡·¯
o ºÎä³Î °ø°Ý(Side Channel Attack): ¾Ë°í¸®ÁòÀÇ ¾àÁ¡À» ã°Å³ª ¹«Â÷º° °ø°ÝÀ» ÇÏ´Â ´ë½Å
¾ÏÈ£ ü°èÀÇ ¹°¸®ÀûÀÎ ±¸Çö °úÁ¤ÀÇ Á¤º¸¸¦ ±â¹ÝÀ¸·Î ÇÏ´Â °ø°Ý ¹æ¹ý
o ºÐÇÒ Á¤º¹ ¾Ë°í¸®Áò(Divide-and-conquer): ±×´ë·Î ÇØ°áÇÒ ¼ö ¾ø´Â ¹®Á¦¸¦ ÀÛÀº ¹®Á¦·Î
ºÐÇÒÇÏ¿© ¹®Á¦¸¦ ÇØ°áÇÏ´Â ¹æ¹ý
o Bleichenbacher °ø°Ý: RSA ¾Ïȣȭ ¸Þ½ÃÁö ³»¿ëÀ» Á¡Â÷ÀûÀ¸·Î ³ëÃâÇϱâ À§ÇÑ °ø°Ý
¡à ¹®ÀÇ»çÇ×
o Çѱ¹ÀÎÅͳÝÁøÈï¿ø ÀÎÅͳÝÄ§ÇØ´ëÀÀ¼¾ÅÍ: ±¹¹ø ¾øÀÌ ¢Î118
[Âü°í»çÀÌÆ®]
[1] https://www.openssl.org/news/secadv/20160301.txt
ÃÑ 173 °Ç
¹øÈ£ Á¦¸ñ µî·ÏÀÏ Á¶È¸¼ö
65 Adobe Reader/Acrobat Ãë¾àÁ¡ º¸¾È¾÷µ¥ÀÌÆ® ±Ç°í_20090514 - 2009-05-14 2009-05-14 39486
64 [MS º¸¾È¾÷µ¥ÀÌÆ®]2009³â 5¿ù MS Á¤±â º¸¾È¾÷µ¥ÀÌÆ® ±Ç°í - 2009-05-13 2009-05-13 45361
63 ¸Þ½ÅÀú ÇØÅ· ÇÇÇØ ÁÖÀÇ - 2009-04-27 2009-04-27 48391
62 IE ºê¶ó¿ìÀú ºñÁ¤»ó Á¾·á·Î ÀÎÇÑ ÇÇÇØ ÁÖÀÇ 2009-04-21 49592
61 [MS º¸¾È¾÷µ¥ÀÌÆ®]2009³â 4¿ù MS Á¤±â º¸¾È¾÷µ¥ÀÌÆ® ±Ç°í - 2009-04-15 2009-04-15 46684
60 MS PowerPoint ½Å±Ô Ãë¾àÁ¡À¸·Î ÀÎÇÑ ÇÇÇØÁÖÀÇ - 2009-04-07 2009-04-07 47597
59 [º¸¾È±Ç°í]Conficker º¯Á¾ ¾Ç¼ºÄÚµå °¨¿°À¸·Î ÀÎÇÑ ÇÇÇØ ÁÖÀÇ 2009-03-31 48463
58 [MS º¸¾È¾÷µ¥ÀÌÆ®]2009³â 3¿ù 11ÀÏ MS Á¤±â º¸¾È¾÷µ¥ÀÌÆ® ±Ç°í 2009-03-12 45610
57 MS Excel ½Å±Ô ¿ø°ÝÄÚµå½ÇÇà Ãë¾àÁ¡À¸·Î ÀÎÇÑ ÇÇÇØÁÖÀÇ 2009-02-25 47963
56 [MS º¸¾È¾÷µ¥ÀÌÆ®]2008³â 12¿ù MS Á¤±â º¸¾È¾÷µ¥ÀÌÆ® ±Ç°í 2008-12-10 48463
55 [MS ±ä±Þ º¸¾È¾÷µ¥ÀÌÆ®] Server Service Ãë¾àÁ¡ °ü·ÃÆÐÄ¡ 2008-11-07 52752
54 LEVEL 3 - 2008³â 10¿ù (ºñÁ¤±â ±ä±Þ) ¸¶ÀÌÅ©·Î¼ÒÇÁÆ® º¸¾È °øÁö ¹ßÇ¥ 2008-10-28 53138
53 [msº¸¾È°øÁö]9¿ù 9ÀÏÀÚ º¸¾È±Ç°í¹® 2008-09-11 52225
52 ¾Ç¼ºÇÁ·Î±×·¥ À¯Æ÷»çÀÌÆ® Â÷´Ü ±Ç°í 2008-08-13 59679
51 [KIHA]º¸¾È¼­¹ö ±¸Ãà °¡À̵å ver2.0 2008-07-22 58198
50 2008³â 7¿ù OracleÀÇ Oracle Critical Patch Update ¹ßÇ¥ 2008-07-18 40962
49 ÃÖ±Ù ¹ß»ýÇÑ ARP Poisoning ¾Ç¼ºÄÚµå °¨¿° »ç°í ºÐ¼®ÀÚ·á 2008-07-17 34796
48 [MS º¸¾È¾÷µ¥ÀÌÆ®]2008³â 7¿ù MS ¿ù°£ º¸¾È¾÷µ¥ÀÌÆ® ±Ç°í 2008-07-09 32075
  [1] [2] [3] [4] [5] [6] [7] [8] [9] [10]  
1