{"id":2247,"date":"2019-09-04T09:02:20","date_gmt":"2019-09-04T09:02:20","guid":{"rendered":"https:\/\/www.thegioimaychu.vn\/blog\/?p=2247"},"modified":"2019-09-04T09:18:40","modified_gmt":"2019-09-04T09:18:40","slug":"lo-hong-usbanywhere-tren-mot-so-may-chu-supermicro-va-cach-phong-ngua","status":"publish","type":"post","link":"https:\/\/thegioimaychu.vn\/blog\/tong-hop\/lo-hong-usbanywhere-tren-mot-so-may-chu-supermicro-va-cach-phong-ngua-p2247\/","title":{"rendered":"L\u1ed7 h\u1ed5ng USBAnywhere tr\u00ean m\u1ed9t s\u1ed1 m\u00e1y ch\u1ee7 Supermicro v\u00e0 c\u00e1ch ph\u00f2ng ng\u1eeba"},"content":{"rendered":"<style>.iblink{color:#975!important;}.iblink:hover{color:orange!important;}<\/style><p><span class=\"goog-text-highlight\">C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u b\u1ea3o m\u1eadt m\u1ea1ng \u0111\u00e3 ph\u00e1t hi\u1ec7n ra m\u1ed9t vector t\u1ea5n c\u00f4ng t\u1eeb xa m\u1edbi nh\u1eafm \u0111\u1ebfn c\u00e1c m\u00e1y ch\u1ee7 c\u1ee7a <a class=\"iblink\" href=\"\/supermicro\/\">Supermicro<\/a> \u0111ang \u0111\u1ec3 m\u1edf BMC port c\u1ee7a ch\u00fang qua internet.\u00a0<\/span><strong>C\u00e1c b\u1ea3n v\u00e1 hi\u1ec7n \u0111\u00e3 s\u1eb5n s\u00e0ng \u0111\u1ec3 t\u1ea3i v\u1ec1 t\u1ea1i trang ch\u1ee7 <a class=\"iblink\" href=\"\/supermicro\/\">Supermicro<\/a>.<\/strong><\/p>\n<p>H\u01a1n 47.000 m\u00e1y tr\u1ea1m v\u00e0 m\u00e1y ch\u1ee7, ho\u1eb7c c\u00f3 th\u1ec3 nhi\u1ec1u h\u01a1n, ch\u1ea1y tr\u00ean bo m\u1ea1ch ch\u1ee7 Supermicro hi\u1ec7n \u0111ang \u0111\u1ec3 l\u1ed9 cho c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng v\u00ec c\u00e1c qu\u1ea3n tr\u1ecb vi\u00ean \u0111\u00e3 \u0111\u1ec3 m\u1ed9t th\u00e0nh ph\u1ea7n n\u1ed9i b\u1ed9 ti\u1ebfp x\u00fac \u0111\u1ebfn internet.<\/p>\n<p>C\u00e1c h\u1ec7 th\u1ed1ng n\u00e0y d\u1ec5 b\u1ecb t\u1ed5n th\u01b0\u01a1ng tr\u01b0\u1edbc m\u1ed9t lo\u1ea1t c\u00e1c l\u1ed7 h\u1ed5ng m\u1edbi c\u00f3 t\u00ean USBAnywhere \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn firmware c\u1ee7a b\u1ed9 \u0111i\u1ec1u khi\u1ec3n BMC (Baseboard Management Controller) c\u1ee7a bo m\u1ea1ch ch\u1ee7 Supermicro.<\/p>\n<p>C\u00e1c b\u1ea3n v\u00e1 \u0111\u00e3 s\u1eb5n s\u00e0ng \u0111\u1ec3 kh\u1eafc ph\u1ee5c c\u00e1c l\u1ed7 h\u1ed5ng USBAnywhere. Nh\u01b0ng c\u00e1c chuy\u00ean gia b\u1ea3o m\u1eadt v\u00e0 Supermicro c\u0169ng khuy\u00ean b\u1ea1n n\u00ean h\u1ea1n ch\u1ebf quy\u1ec1n truy c\u1eadp v\u00e0o c\u00e1c giao di\u1ec7n qu\u1ea3n l\u00fd BMC t\u1eeb internet ngay l\u1eadp t\u1ee9c, nh\u01b0 m\u1ed9t bi\u1ec7n ph\u00e1p ph\u00f2ng ng\u1eeba v\u00e0 l\u00e0 nguy\u00ean t\u1eafc c\u0103n b\u1ea3n trong l\u0129nh v\u1ef1c m\u1ea1ng.<\/p>\n<h3>BMC L\u00c0 G\u00cc?<\/h3>\n<p>BMC\u00a0l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a IPMI (Intelligent Platform Management Interface).\u00a0IPMI l\u00e0 m\u1ed9t ti\u00eau chu\u1ea9n v\u00e0 t\u1eadp h\u1ee3p c\u00e1c c\u00f4ng c\u1ee5 th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y tr\u00ean c\u00e1c m\u00e1y ch\u1ee7 v\u00e0 m\u00e1y tr\u1ea1m \u0111\u01b0\u1ee3c tri\u1ec3n khai tr\u00ean c\u00e1c m\u1ea1ng doanh nghi\u1ec7p.\u00a0IPMI cho ph\u00e9p qu\u1ea3n tr\u1ecb vi\u00ean h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd h\u1ec7 th\u1ed1ng t\u1eeb c\u00e1c \u0111\u1ecba \u0111i\u1ec3m t\u1eeb xa, \u1edf m\u1ee9c th\u1ea5p h\u01a1n v\u00e0 \u0111\u1ed9c l\u1eadp v\u1edbi h\u1ec7 \u0111i\u1ec1u h\u00e0nh.<\/p>\n<p>C\u00e1c c\u00f4ng c\u1ee5 IPMI c\u00f3 th\u1ec3 cho ph\u00e9p qu\u1ea3n tr\u1ecb vi\u00ean t\u1eeb xa k\u1ebft n\u1ed1i ho\u1eb7c g\u1eedi h\u01b0\u1edbng d\u1eabn \u0111\u1ebfn PC \/ m\u00e1y ch\u1ee7 v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c ho\u1ea1t \u0111\u1ed9ng kh\u00e1c nhau, ch\u1eb3ng h\u1ea1n nh\u01b0 s\u1eeda \u0111\u1ed5i c\u00e0i \u0111\u1eb7t H\u0110H, c\u00e0i \u0111\u1eb7t l\u1ea1i H\u0110H ho\u1eb7c c\u1eadp nh\u1eadt tr\u00ecnh \u0111i\u1ec1u khi\u1ec3n.<\/p>\n<p>C\u1ed1t l\u00f5i c\u1ee7a t\u1ea5t c\u1ea3 c\u00e1c gi\u1ea3i ph\u00e1p qu\u1ea3n l\u00fd t\u1eeb xa IPMI l\u00e0 c\u00e1c b\u1ed9 \u0111i\u1ec1u khi\u1ec3n qu\u1ea3n l\u00fd baseboard.\u00a0BMC l\u00e0 c\u00e1c b\u1ed9 vi \u0111i\u1ec1u khi\u1ec3n \u0111\u01b0\u1ee3c nh\u00fang trong bo m\u1ea1ch ch\u1ee7 \u0111i k\u00e8m v\u1edbi CPU, <a class=\"iblink\" href=\"\/storage\/\">h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef<\/a> v\u00e0 giao di\u1ec7n LAN c\u1ee7a ri\u00eang ch\u00fang,<\/p>\n<p>BMC ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t giao di\u1ec7n gi\u1eefa ph\u1ea7n c\u1ee9ng m\u00e1y ch\u1ee7 \/ m\u00e1y tr\u1ea1m v\u00e0 m\u1ed9t sysadmin t\u1eeb xa.\u00a0Ch\u00fang l\u00e0 th\u00e0nh ph\u1ea7n d\u1ecbch t\u1ea5t c\u1ea3 c\u00e1c l\u1ec7nh IPMI th\u00e0nh c\u00e1c h\u01b0\u1edbng d\u1eabn cho ph\u1ea7n c\u1ee9ng c\u1ee5c b\u1ed9 v\u00e0 do \u0111\u00f3, c\u00f3 to\u00e0n quy\u1ec1n ki\u1ec3m so\u00e1t m\u00e1y t\u00ednh.<\/p>\n<section data-component=\"medusaContentRecommendation\" data-medusa-content-recommendation-options=\"{&quot;promo&quot;:&quot;promo_ZD_recommendation_sharethrough_top_in_article_desktop&quot;,&quot;spot&quot;:&quot;dfp-in-article&quot;}\"><\/section>\n<p>Do quy\u1ec1n truy c\u1eadp m\u00e0 h\u1ecd c\u00f3, quy\u1ec1n truy c\u1eadp v\u00e0o giao di\u1ec7n BMC b\u1ecb h\u1ea1n ch\u1ebf r\u1ea5t nhi\u1ec1u v\u00e0 ch\u00fang \u0111\u01b0\u1ee3c b\u1ea3o m\u1eadt b\u1eb1ng m\u1eadt kh\u1ea9u, th\u01b0\u1eddng ch\u1ec9 \u0111\u01b0\u1ee3c bi\u1ebft b\u1edfi sysadmin c\u1ee7a c\u00f4ng ty.<\/p>\n<h3>L\u1ed6 H\u1ed4NG USBANYWHERE L\u00c0 G\u00cc?<\/h3>\n<p>Nh\u01b0ng trong nghi\u00ean c\u1ee9u m\u1edbi \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 h\u00f4m nay\u00a0, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u b\u1ea3o m\u1eadt t\u1eeb Eclypsium cho bi\u1ebft h\u1ecd \u0111\u00e3 t\u00ecm th\u1ea5y c\u00e1c l\u1ed7 h\u1ed5ng trong firmware BMC c\u1ee7a Supermicro.<\/p>\n<p>C\u00e1c l\u1ed7 h\u1ed5ng n\u00e0y, \u0111\u01b0\u1ee3c \u0111\u1eb7t t\u00ean l\u00e0 USBAnywhere, t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn t\u00ednh n\u0103ng USB \u1ea3o c\u1ee7a firmware, cho ph\u00e9p c\u00e1c sysadins c\u1eafm USB v\u00e0o m\u00e1y t\u00ednh c\u1ee7a h\u1ecd, nh\u01b0ng xem n\u00f3 nh\u01b0 m\u1ed9t USB \u1ea3o \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd t\u1eeb xa, truy\u1ec1n d\u1eef li\u1ec7u t\u1eeb USB c\u1ee5c b\u1ed9 sang \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa \u1ea3o m\u1ed9t.<\/p>\n<p>T\u00ednh n\u0103ng n\u00e0y &#8211; m\u1ed9t ph\u1ea7n c\u1ee7a d\u1ecbch v\u1ee5 ph\u01b0\u01a1ng ti\u1ec7n \u1ea3o BMC l\u1edbn h\u01a1n &#8211; l\u00e0 m\u1ed9t \u1ee9ng d\u1ee5ng Java nh\u1ecf \u0111\u01b0\u1ee3c ph\u1ee5c v\u1ee5 th\u00f4ng qua giao di\u1ec7n web BMC ti\u00eau chu\u1ea9n \u0111i k\u00e8m v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng d\u1ef1a tr\u00ean Supermicro.<\/p>\n<p>C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u1ee7a Eclypsium cho bi\u1ebft h\u1ecd \u0111\u00e3 t\u00ecm th\u1ea5y b\u1ed1n v\u1ea5n \u0111\u1ec1 v\u1edbi x\u00e1c th\u1ef1c \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng b\u1edfi \u1ee9ng d\u1ee5ng Java n\u00e0y:<\/p>\n<p>\u25cf X\u00e1c th\u1ef1c b\u1ea3n r\u00f5 &#8211; M\u1eb7c d\u00f9 \u1ee9ng d\u1ee5ng Java s\u1eed d\u1ee5ng ID phi\u00ean duy nh\u1ea5t \u0111\u1ec3 x\u00e1c th\u1ef1c, d\u1ecbch v\u1ee5 c\u0169ng cho ph\u00e9p kh\u00e1ch h\u00e0ng s\u1eed d\u1ee5ng t\u00ean ng\u01b0\u1eddi d\u00f9ng v\u00e0 m\u1eadt kh\u1ea9u v\u0103n b\u1ea3n g\u1ed1c.<br \/>\n\u25cf L\u01b0u l\u01b0\u1ee3ng truy c\u1eadp m\u1ea1ng kh\u00f4ng \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a &#8211; M\u00e3 h\u00f3a c\u00f3 s\u1eb5n nh\u01b0ng ph\u1ea3i \u0111\u01b0\u1ee3c kh\u00e1ch h\u00e0ng y\u00eau c\u1ea7u.\u00a0\u1ee8ng d\u1ee5ng Java \u0111\u01b0\u1ee3c cung c\u1ea5p v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng b\u1ecb \u1ea3nh h\u01b0\u1edfng s\u1eed d\u1ee5ng m\u00e3 h\u00f3a n\u00e0y cho<br \/>\ng\u00f3i\u00a0x\u00e1c th\u1ef1c ban \u0111\u1ea7u\u00a0nh\u01b0ng sau \u0111\u00f3 s\u1eed d\u1ee5ng c\u00e1c g\u00f3i kh\u00f4ng \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a cho t\u1ea5t c\u1ea3 l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp kh\u00e1c.<br \/>\n\u25cf M\u00e3 h\u00f3a y\u1ebfu &#8211; Khi m\u00e3 h\u00f3a \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng, t\u1ea3i tr\u1ecdng \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a b\u1eb1ng RC4 b\u1eb1ng kh\u00f3a c\u1ed1 \u0111\u1ecbnh \u0111\u01b0\u1ee3c bi\u00ean d\u1ecbch v\u00e0o firmware BMC.\u00a0Kh\u00f3a n\u00e0y \u0111\u01b0\u1ee3c chia s\u1ebb tr\u00ean t\u1ea5t c\u1ea3 c\u00e1c BMC c\u1ee7a Supermicro.\u00a0RC4 c\u00f3<br \/>\nnhi\u1ec1u \u0111i\u1ec3m y\u1ebfu v\u1ec1 m\u1eadt m\u00e3 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 v\u00e0 \u0111\u00e3 b\u1ecb c\u1ea5m s\u1eed d\u1ee5ng trong TLS (RFC7465).<br \/>\n\u25cf X\u00e1c th\u1ef1c Bypass (Supermicro X10 v\u00e0 X11 n\u1ec1n t\u1ea3ng duy nh\u1ea5t) &#8211; Sau khi m\u1ed9t kh\u00e1ch h\u00e0ng \u0111\u00e3 \u0111\u00fang x\u00e1c th\u1ef1c \u0111\u1ec3 c\u00e1c d\u1ecbch v\u1ee5 truy\u1ec1n th\u00f4ng \u1ea3o v\u00e0 sau \u0111\u00f3 ng\u1eaft k\u1ebft n\u1ed1i, m\u1ed9t s\u1ed1 tr\u1ea1ng th\u00e1i n\u1ed9i b\u1ed9 c\u1ee7a d\u1ecbch v\u1ee5 v\u1ec1 kh\u00e1ch h\u00e0ng \u0111\u00f3 l\u00e0 kh\u00f4ng \u0111\u00fang nguy\u00ean v\u1eb9n.\u00a0V\u00ec tr\u1ea1ng th\u00e1i b\u00ean trong \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi s\u1ed1 m\u00f4 t\u1ea3 t\u1ec7p \u1ed5 c\u1eafm c\u1ee7a m\u00e1y kh\u00e1ch, m\u1ed9t m\u00e1y kh\u00e1ch m\u1edbi t\u00ecnh c\u1edd \u0111\u01b0\u1ee3c g\u00e1n c\u00f9ng m\u1ed9t s\u1ed1 m\u00f4 t\u1ea3 t\u1ec7p \u1ed5 c\u1eafm b\u1edfi<br \/>\nH\u0110H\u00a0c\u1ee7a BMC\u00a0th\u1eeba h\u01b0\u1edfng tr\u1ea1ng th\u00e1i b\u00ean trong n\u00e0y.\u00a0Trong th\u1ef1c t\u1ebf, \u0111i\u1ec1u n\u00e0y cho ph\u00e9p kh\u00e1ch h\u00e0ng m\u1edbi k\u1ebf th\u1eeba \u1ee7y quy\u1ec1n c\u1ee7a kh\u00e1ch h\u00e0ng tr\u01b0\u1edbc \u0111\u00f3 ngay c\u1ea3 khi kh\u00e1ch h\u00e0ng m\u1edbi c\u1ed1 g\u1eafng x\u00e1c th\u1ef1c v\u1edbi th\u00f4ng tin kh\u00f4ng ch\u00ednh x\u00e1c.<\/p>\n<h3>SUPERMICRO \u0110\u00c3 PH\u00c1T H\u00c0NH B\u1ea2N V\u00c1 CH\u00cdNH TH\u1ee8C<\/h3>\n<p>Eclypsium \u0111\u00e3 b\u00e1o c\u00e1o t\u1ea5t c\u1ea3 b\u1ed1n v\u1ea5n \u0111\u1ec1 cho Supermicro, v\u00e0 nh\u00e0 cung c\u1ea5p \u0111\u00e3 ph\u00e1t h\u00e0nh c\u00e1c b\u1ea3n v\u00e1 tr\u00ean trang web c\u1ee7a m\u00ecnh cho c\u00e1c board Supermicro X9, X10 v\u00e0 X11.<\/p>\n<p>&#8220;Ch\u00fang t\u00f4i mu\u1ed1n c\u1ea3m \u01a1n c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 x\u00e1c \u0111\u1ecbnh l\u1ed7 h\u1ed5ng BMC Virtual Media&#8221;, m\u1ed9t ph\u00e1t ng\u00f4n vi\u00ean c\u1ee7a Supermicro n\u00f3i v\u1edbi\u00a0<em>ZDNet<\/em>\u00a0trong m\u1ed9t email v\u00e0o tu\u1ea7n tr\u01b0\u1edbc.<\/p>\n<p>Nh\u00e0 cung c\u1ea5p c\u0169ng cho bi\u1ebft h\u1ecd \u0111\u00e3 h\u1ee3p t\u00e1c ch\u1eb7t ch\u1ebd v\u1edbi Eclypsium \u0111\u1ec3 x\u00e1c nh\u1eadn r\u1eb1ng c\u00e1c b\u1ea3n s\u1eeda l\u1ed7i ho\u1ea1t \u0111\u1ed9ng nh\u01b0 d\u1ef1 \u0111\u1ecbnh v\u00e0 gi\u1edd \u0111\u00e2y ch\u00fang s\u1ebd an to\u00e0n \u0111\u1ec3 s\u1eed d\u1ee5ng.<\/p>\n<p>&#8220;C\u00e1c thay \u0111\u1ed5i ch\u00ednh bao g\u1ed3m g\u00f3i d\u1ecbch v\u1ee5 ph\u01b0\u01a1ng ti\u1ec7n \u1ea3o b\u1eb1ng TLS, lo\u1ea1i b\u1ecf ch\u1ee9c n\u0103ng x\u00e1c th\u1ef1c b\u1ea3n r\u00f5 v\u00e0 s\u1eeda l\u1ed7i d\u1eabn \u0111\u1ebfn b\u1ecf qua x\u00e1c th\u1ef1c&#8221;, Rick Altherr, K\u1ef9 s\u01b0 ch\u00ednh t\u1ea1i Eclypsium, n\u00f3i v\u1edbi\u00a0<em>ZDNet<\/em>\u00a0trong email, v\u1ec1 c\u00e1c b\u1ea3n s\u1eeda l\u1ed7i c\u1ee7a Supermicro.<\/p>\n<h3>L\u1ed6I NGUY HI\u1ec2M NH\u1ea4T<\/h3>\n<p>Trong b\u1ed1n l\u1ed7i, th\u1ee9 t\u01b0 l\u00e0 l\u1ed7i c\u00f3 kh\u1ea3 n\u0103ng g\u00e2y ra s\u1ef1 c\u1ed1 nh\u1ea5t.\u00a0L\u1ed7i n\u00e0y cho ph\u00e9p tin t\u1eb7c \u0111\u1ed9c h\u1ea1i kh\u1edfi t\u1ea1o c\u00e1c k\u1ebft n\u1ed1i l\u1eb7p l\u1ea1i v\u1edbi d\u1ecbch v\u1ee5 ph\u01b0\u01a1ng ti\u1ec7n \u1ea3o (\u1ee9ng d\u1ee5ng Java) c\u1ee7a giao di\u1ec7n web BMC cho \u0111\u1ebfn khi ch\u00fang h\u1ea1 c\u00e1nh tr\u00ean c\u00f9ng m\u1ed9t \u1ed5 c\u1eafm m\u00e1y ch\u1ee7 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng b\u1edfi m\u1ed9t qu\u1ea3n tr\u1ecb vi\u00ean h\u1ee3p ph\u00e1p.<\/p>\n<p>Nh\u01b0ng trong khi khai th\u00e1c l\u1ed7 h\u1ed5ng n\u00e0y c\u00f3 v\u1ebb nh\u01b0 l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 may m\u1eafn m\u00f9 qu\u00e1ng, Altherr kh\u00f4ng khuy\u00ean c\u00e1c c\u00f4ng ty n\u00ean n\u1eafm l\u1ea5y c\u01a1 h\u1ed9i.<\/p>\n<p>&#8220;M\u1eb7c d\u00f9 c\u00e1c \u0111i\u1ec1u ki\u1ec7n ch\u00ednh x\u00e1c d\u1eabn \u0111\u1ebfn vi\u1ec7c t\u00e1i s\u1eed d\u1ee5ng s\u1ed1 \u1ed5 c\u1eafm trong Linux c\u00f3 th\u1ec3 ph\u1ee9c t\u1ea1p v\u00e0 do \u0111\u00f3 ch\u1ee7 y\u1ebfu l\u00e0 may m\u1eafn m\u00f9 qu\u00e1ng, m\u00f4 h\u00ecnh s\u1eed d\u1ee5ng m\u1ed9t ng\u01b0\u1eddi d\u00f9ng c\u1ee7a d\u1ecbch v\u1ee5 truy\u1ec1n th\u00f4ng \u1ea3o c\u00f3 xu h\u01b0\u1edbng t\u0103ng \u0111\u00e1ng k\u1ec3 c\u01a1 h\u1ed9i&#8221;, \u00f4ng n\u00f3i v\u1edbi\u00a0<em>ZDNet<\/em>\u00a0.<\/p>\n<p>&#8220;Trong th\u1eed nghi\u1ec7m c\u1ee7a ch\u00fang t\u00f4i, ch\u00fang t\u00f4i \u0111\u00e3 c\u00f3 th\u1ec3 khai th\u00e1c \u0111\u00e1ng tin c\u1eady \u0111\u01b0\u1eddng v\u00f2ng x\u00e1c th\u1ef1c \u0111\u1ed1i v\u1edbi BMC v\u00e0i tu\u1ea7n sau khi d\u1ecbch v\u1ee5 truy\u1ec1n th\u00f4ng \u1ea3o \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng b\u1edfi m\u1ed9t ng\u01b0\u1eddi d\u00f9ng h\u1ee3p ph\u00e1p.&#8221;<\/p>\n<p>Khi \u0111i\u1ec1u n\u00e0y x\u1ea3y ra, k\u1ebb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 t\u01b0\u01a1ng t\u00e1c v\u1edbi BMC, m\u1eb7c d\u00f9 kh\u00f4ng c\u00f3 th\u00f4ng tin x\u00e1c th\u1ef1c BMC th\u00edch h\u1ee3p.<\/p>\n<p>Trong khi b\u1eaft ch\u01b0\u1edbc USB tr\u00f4ng v\u00f4 h\u1ea1i, nh\u00f3m nghi\u00ean c\u1ee9u Eclypsium cho bi\u1ebft k\u1ebb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 &#8220;kh\u1edfi \u0111\u1ed9ng m\u00e1y t\u1eeb h\u00ecnh \u1ea3nh USB \u0111\u1ed9c h\u1ea1i, l\u1ecdc d\u1eef li\u1ec7u qua <a class=\"iblink\" href=\"\/storage\/\">thi\u1ebft b\u1ecb l\u01b0u tr\u1eef<\/a> dung l\u01b0\u1ee3ng l\u1edbn USB ho\u1eb7c s\u1eed d\u1ee5ng USB Rubber Ducky \u1ea3o th\u1ef1c hi\u1ec7n nhanh ch\u00f3ng chu\u1ed7i ph\u00edm \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o c\u1ea9n th\u1eadn. \u0111\u1ec3 th\u1ef1c hi\u1ec7n h\u1ea7u nh\u01b0 b\u1ea5t k\u1ef3 lo\u1ea1i hack n\u00e0o kh\u00e1c \u0111\u1ed1i v\u1edbi BMC, firmware ho\u1eb7c m\u00e1y ch\u1ee7 m\u00e0 n\u00f3 qu\u1ea3n l\u00fd. &#8221;<\/p>\n<h3>T\u1eea 47.000 \u0110\u1ebeN 55.000 BMC C\u1ee6A SUPERMICRO TI\u1ebeP X\u00daC TR\u1ef0C TUY\u1ebeN<\/h3>\n<p>C\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng nh\u01b0 th\u1ebf n\u00e0y r\u1ea5t nguy hi\u1ec3m khi \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n v\u1edbi quy\u1ec1n truy c\u1eadp v\u1eadt l\u00fd, nh\u01b0ng ch\u00fang th\u1eadm ch\u00ed c\u00f2n nguy hi\u1ec3m h\u01a1n khi \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n th\u00f4ng qua m\u1ed9t vect\u01a1 t\u1eeb xa nh\u01b0 internet.<\/p>\n<p>C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u1ee7a Eclypsium cho bi\u1ebft: &#8220;Vi\u1ec7c qu\u00e9t c\u1ed5ng TCP 623 tr\u00ean Internet cho th\u1ea5y 47.339 BMC t\u1eeb h\u01a1n 90 qu\u1ed1c gia kh\u00e1c nhau v\u1edbi d\u1ecbch v\u1ee5 truy\u1ec1n th\u00f4ng \u1ea3o b\u1ecb \u1ea3nh h\u01b0\u1edfng c\u00f3 th\u1ec3 truy c\u1eadp c\u00f4ng khai&#8221;.<\/p>\n<p>C\u00e1c h\u1ec7 th\u1ed1ng n\u00e0y hi\u1ec7n \u0111ang c\u00f3 nguy c\u01a1 b\u1ecb t\u1ea5n c\u00f4ng v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng b\u1ecb x\u00e2m ph\u1ea1m.<\/p>\n<p>K\u1ebb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 t\u1ea1o ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i tr\u00ean c\u00e1c h\u1ec7 th\u1ed1ng n\u00e0y c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i c\u00e0i \u0111\u1eb7t l\u1ea1i h\u1ec7 \u0111i\u1ec1u h\u00e0nh ho\u1eb7c th\u1eadm ch\u00ed\u00a0t\u1ea1m th\u1eddi kh\u00f3a c\u1ee9ng (brick) m\u00e1y ch\u1ee7, m\u1ed9t chi\u1ebfn thu\u1eadt c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ph\u00e1 ho\u1ea1i c\u00e1c \u0111\u1ed1i th\u1ee7 c\u1ea1nh tranh ho\u1eb7c \u0111\u1ec3 t\u1ed1ng ti\u1ec1n thanh to\u00e1n ti\u1ec1n chu\u1ed9c t\u1eeb c\u00e1c t\u1ed5 ch\u1ee9c ch\u1ea1y h\u1ec7 th\u1ed1ng c\u00f3 c\u1ed5ng ph\u01b0\u01a1ng ti\u1ec7n \u1ea3o BMC b\u1ecb l\u1ed9.<\/p>\n<p>M\u1ed9t t\u00ecm ki\u1ebfm BinaryEdge \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1edfi\u00a0<em>ZDNet<\/em>\u00a0tr\u01b0\u1edbc khi \u1ea5n ph\u1ea9m c\u1ee7a b\u00e0i vi\u1ebft n\u00e0y t\u00ecm th\u1ea5y th\u1eadm ch\u00ed m\u1ed9t s\u1ed1 l\u01b0\u1ee3ng l\u1edbn h\u01a1n c\u00e1c h\u1ec7 th\u1ed1ng ti\u1ebfp x\u00fac &#8211; v\u1edbi\u00a0h\u01a1n 55.000 giao di\u1ec7n Supermicro IPMI hi\u1ec3n th\u1ecb c\u1ed5ng 623 tr\u1ef1c tuy\u1ebfn\u00a0.<\/p>\n<p>Ph\u1ea7n l\u1edbn c\u00e1c h\u1ec7 th\u1ed1ng n\u00e0y n\u1eb1m tr\u00ean m\u1ea1ng c\u1ee7a c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u v\u00e0 nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 l\u01b0u tr\u1eef web, khi\u1ebfn c\u00e1c c\u00f4ng ty n\u00e0y v\u00e0 kh\u00e1ch h\u00e0ng t\u01b0\u01a1ng \u1ee9ng c\u1ee7a h\u1ecd g\u1eb7p ph\u1ea3i c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng USBAnywhere.<\/p>\n<p><img decoding=\"async\" class=\"\" src=\"https:\/\/thegioimaychu.vn\/blog\/wp-content\/uploads\/2019\/09\/usbanywhere-be.png\" alt=\"USBAnywhere BinaryEdge\" data-original=\" https:\/\/thegioimaychu.vn\/blog\/wp-content\/uploads\/2019\/09\/usbanywhere-be.png\" \/>H\u00ecnh: ZDNet<\/p>\n<h3>SUPERMICRO: C\u00c0I \u0110\u1eb6T C\u00c1C B\u1ea2N V\u00c1, \u0110\u01afA BMC RA KH\u1eceI INTERNET<\/h3>\n<p>&#8220;Th\u1ef1c ti\u1ec5n t\u1ed1t nh\u1ea5t trong ng\u00e0nh l\u00e0 v\u1eadn h\u00e0nh BMC tr\u00ean m\u1ed9t m\u1ea1ng ri\u00eang b\u1ecb c\u00f4 l\u1eadp kh\u00f4ng ti\u1ebfp x\u00fac v\u1edbi internet, \u0111i\u1ec1u n\u00e0y s\u1ebd l\u00e0m gi\u1ea3m, nh\u01b0ng kh\u00f4ng lo\u1ea1i b\u1ecf \u0111\u01b0\u1ee3c ph\u01a1i nhi\u1ec5m \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh&#8221;, m\u1ed9t ph\u00e1t ng\u00f4n vi\u00ean c\u1ee7a Supermicro n\u00f3i v\u1edbi\u00a0<em>ZDNet<\/em>\u00a0tu\u1ea7n tr\u01b0\u1edbc.<\/p>\n<p>C\u00f4ng ty khuy\u1ebfn ngh\u1ecb kh\u00e1ch h\u00e0ng n\u00ean c\u00e0i \u0111\u1eb7t c\u00e1c b\u1ea3n v\u00e1 m\u1edbi nh\u1ea5t \u0111\u1ec3 gi\u1ea3m thi\u1ec3u ho\u00e0n to\u00e0n vect\u01a1 t\u1ea5n c\u00f4ng USBAnywhere.<\/p>\n<p>\u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 l\u1ea7n \u0111\u1ea7u ti\u00ean c\u00e1c chuy\u00ean gia b\u1ea3o m\u1eadt c\u1ea3nh b\u00e1o v\u1ec1 vi\u1ec7c \u0111\u1ec3 c\u00e1c giao di\u1ec7n qu\u1ea3n l\u00fd BMC \/ IPMI c\u00f3 th\u1ec3 truy c\u1eadp t\u1eeb internet.<\/p>\n<p>Trong n\u0103m 2013, c\u00e1c h\u1ecdc gi\u1ea3 \u0111\u00e3 t\u00ecm th\u1ea5y\u00a0100.000 h\u1ec7 th\u1ed1ng h\u1ed7 tr\u1ee3 IPMI t\u1eeb ba nh\u00e0 cung c\u1ea5p ch\u00ednh\u00a0c\u00f3 th\u1ec3 truy c\u1eadp qua internet.\u00a0V\u00e0o th\u1eddi \u0111i\u1ec3m \u0111\u00f3, c\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7 firmware BMC kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t ti\u00eau chu\u1ea9n v\u00e0 t\u1ea5t c\u1ea3 c\u00e1c m\u00e1y ch\u1ee7 \u0111\u00f3 \u0111\u1ec1u c\u00f3 nguy c\u01a1 b\u1ecb firmware c\u1ee7a ch\u00fang ph\u1ea3n x\u1ea1 v\u1edbi c\u00e1c phi\u00ean b\u1ea3n \u0111\u1ed9c h\u1ea1i.<\/p>\n<p><em>Ngu\u1ed3n<\/em>\u00a0ZDNet<\/p>\n<div>____<br \/><b>B\u00e0i vi\u1ebft li\u00ean quan<\/b><\/div>\n<ul>\n<li><a href=\"https:\/\/thegioimaychu.vn\/blog\/?post_type=post&#038;p=21494\">Computex 2025: Supermicro ph\u00f4 di\u1ec5n h\u1ea1 t\u1ea7ng AI v\u00e0 Cloud<\/a><\/li>\n<li><a href=\"https:\/\/thegioimaychu.vn\/blog\/?post_type=post&#038;p=21425\">H\u01a1n 20 m\u1eabu m\u00e1y ch\u1ee7 Supermicro \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a cho d\u00f2ng GPU m\u1edbi NVIDIA RTX PRO 6000 Blackwell hi\u1ec7n \u0111\u00e3 s\u1eb5n s\u00e0ng nh\u1eadn \u0111\u1eb7t h\u00e0ng<\/a><\/li>\n<li><a href=\"https:\/\/thegioimaychu.vn\/blog\/?post_type=post&#038;p=21414\">Supermicro gi\u1edbi thi\u1ec7u c\u00e1c m\u00e1y ch\u1ee7 v\u00e0 gi\u1ea3i ph\u00e1p trung t\u00e2m d\u1eef li\u1ec7u m\u1edbi nh\u1ea5t t\u1ea1i COMPUTEX 2025<\/a><\/li>\n<li><a href=\"https:\/\/thegioimaychu.vn\/blog\/?post_type=post&#038;p=20982\">\u0110\u00e1nh gi\u00e1 m\u00e1y ch\u1ee7 2U Supermicro SYS-222H-TN Intel Xeon 6<\/a><\/li>\n<li><a href=\"https:\/\/thegioimaychu.vn\/blog\/?post_type=post&#038;p=20438\">T\u00ecm hi\u1ec3u t\u1ea1i sao tri\u1ec3n khai on-premises c\u00f3 th\u1ec3 gi\u00fap v\u01b0\u1ee3t qua 6 th\u00e1ch th\u1ee9c quan tr\u1ecdng c\u1ee7a AI<\/a><\/li>\n<li><a href=\"https:\/\/thegioimaychu.vn\/blog\/?post_type=post&#038;p=19941\">M\u00e1y ch\u1ee7 Supermicro v\u1edbi b\u1ed9 vi x\u1eed l\u00fd AMD EPYC 4004 m\u1edbi: Hi\u1ec7u qu\u1ea3 cao, chi ph\u00ed t\u1ed1i \u01b0u<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>C&aacute;c nh&agrave; nghi&ecirc;n c&#7913;u b&#7843;o m&#7853;t m&#7841;ng &#273;&atilde; ph&aacute;t hi&#7879;n ra m&#7897;t vector t&#7845;n c&ocirc;ng t&#7915; xa m&#7899;i nh&#7855;m &#273;&#7871;n c&aacute;c m&aacute;y ch&#7911; c&#7911;a Supermicro &#273;ang &#273;&#7875; m&#7903; BMC port c&#7911;a ch&uacute;ng qua internet.&nbsp;C&aacute;c b&#7843;n v&aacute; hi&#7879;n &#273;&atilde; s&#7861;n s&agrave;ng &#273;&#7875; t&#7843;i v&#7873; t&#7841;i trang ch&#7911; Supermicro. H&#417;n 47.000 m&aacute;y tr&#7841;m v&agrave; m&aacute;y ch&#7911;, ho&#7863;c&#8230;<\/p>\n","protected":false},"author":2,"featured_media":2248,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[1],"tags":[1316,206],"class_list":["post-2247","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tong-hop","tag-supermicro","tag-usbanywhere"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>L\u1ed7 h\u1ed5ng USBAnywhere tr\u00ean m\u1ed9t s\u1ed1 m\u00e1y ch\u1ee7 Supermicro v\u00e0 c\u00e1ch ph\u00f2ng ng\u1eeba - Blog | TheGioiMayChu<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/thegioimaychu.vn\/blog\/tong-hop\/lo-hong-usbanywhere-tren-mot-so-may-chu-supermicro-va-cach-phong-ngua-p2247\/\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"L\u1ed7 h\u1ed5ng USBAnywhere tr\u00ean m\u1ed9t s\u1ed1 m\u00e1y ch\u1ee7 Supermicro v\u00e0 c\u00e1ch ph\u00f2ng ng\u1eeba - Blog | TheGioiMayChu\" \/>\n<meta name=\"twitter:description\" content=\"C&aacute;c nh&agrave; nghi&ecirc;n c&#7913;u b&#7843;o m&#7853;t m&#7841;ng &#273;&atilde; ph&aacute;t hi&#7879;n ra m&#7897;t vector t&#7845;n c&ocirc;ng t&#7915; xa m&#7899;i nh&#7855;m &#273;&#7871;n c&aacute;c m&aacute;y ch&#7911; c&#7911;a Supermicro &#273;ang &#273;&#7875; m&#7903; BMC port c&#7911;a ch&uacute;ng qua internet.&nbsp;C&aacute;c b&#7843;n v&aacute; hi&#7879;n &#273;&atilde; s&#7861;n s&agrave;ng &#273;&#7875; t&#7843;i v&#7873; t&#7841;i trang ch&#7911; Supermicro. 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