{"id":23742,"date":"2023-07-28T16:05:35","date_gmt":"2023-07-28T09:05:35","guid":{"rendered":"https:\/\/saigonbiz.com.vn\/?p=23742"},"modified":"2023-07-28T16:05:38","modified_gmt":"2023-07-28T09:05:38","slug":"phat-trien-lo-hong-nghiem-trong-tren-bo-dinh-tuyen-mikrotik-khi-co-nguy-co-bi-bien-thanh-botnet","status":"publish","type":"post","link":"https:\/\/saigonbiz.com\/vn\/phat-trien-lo-hong-nghiem-trong-tren-bo-dinh-tuyen-mikrotik-khi-co-nguy-co-bi-bien-thanh-botnet\/","title":{"rendered":"Ph\u00e1t tri\u1ec3n l\u1ed7 h\u1ed5ng nghi\u00eam tr\u1ecdng tr\u00ean b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn MikroTik khi c\u00f3 nguy c\u01a1 b\u1ecb bi\u1ebfn th\u00e0nh botnet"},"content":{"rendered":"\n<p>M\u1ed9t l\u1ed7 h\u1ed5ng nghi\u00eam tr\u1ecdng v\u1eeba \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n trong h\u1ec7 \u0111i\u1ec1u h\u00e0nh MikroTik RouterOS, cho ph\u00e9p k\u1ebb t\u1ea5n c\u00f4ng (\u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c th\u1ef1c) leo thang \u0111\u1eb7c quy\u1ec1n t\u1eeb Admin l\u00ean Super Admin \u0111\u1ec3 th\u1ef1c thi m\u00e3 t\u00f9y \u00fd, chi\u1ebfm to\u00e0n quy\u1ec1n ki\u1ec3m so\u00e1t thi\u1ebft b\u1ecb v\u00e0 bi\u1ebfn ch\u00fang th\u00e0nh c\u00e1c botnet, t\u1ea5n c\u00f4ng DDoS.<\/p>\n\n\n\n<p>L\u1ed7 h\u1ed5ng m\u1edbi \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n c\u00f3 m\u00e3 \u0111\u1ecbnh danh CVE-2023-30799, m\u1ee9c \u0111i\u1ec3m nghi\u00eam tr\u1ecdng CVSS 9,1. Song, c\u00e1c chuy\u00ean gia Bkav nh\u1eadn \u0111\u1ecbnh \u201ct\u1eed huy\u1ec7t\u201d \u1edf \u0111\u00e2y l\u1ea1i l\u00e0 \u201cm\u1eadt kh\u1ea9u m\u1eb7c \u0111\u1ecbnh\u201d. \u201c\u0110\u1ec3 khai th\u00e1c \u0111\u01b0\u1ee3c l\u1ed7 h\u1ed5ng CVE-2023-30799, hacker c\u1ea7n chi\u1ebfm \u0111\u01b0\u1ee3c quy\u1ec1n Admin trong khi ph\u1ea7n l\u1edbn m\u1eadt kh\u1ea9u m\u1eb7c \u0111\u1ecbnh tr\u00ean c\u00e1c thi\u1ebft b\u1ecb ch\u01b0a \u0111\u01b0\u1ee3c thay \u0111\u1ed5i\u201d, \u00f4ng Nguy\u1ec5n V\u0103n C\u01b0\u1eddng, Gi\u00e1m \u0111\u1ed1c An ninh m\u1ea1ng c\u1ee7a Bkav, cho bi\u1ebft.<\/p>\n\n\n\n<p>Chuy\u00ean gia ph\u00e2n t\u00edch, l\u1ed7i xu\u1ea5t ph\u00e1t c\u1ea3 t\u1eeb ng\u01b0\u1eddi d\u00f9ng v\u00e0 nh\u00e0 s\u1ea3n xu\u1ea5t. Trong khi th\u00f3i quen c\u1ee7a ng\u01b0\u1eddi d\u00f9ng th\u01b0\u1eddng b\u1ecf qua vi\u1ec7c \u0111\u1ed5i m\u1eadt kh\u1ea9u m\u1eb7c \u0111\u1ecbnh c\u1ee7a thi\u1ebft b\u1ecb khi m\u1edbi mua v\u1ec1, MikroTik kh\u00f4ng trang b\u1ecb b\u1ea5t k\u1ef3 gi\u1ea3i ph\u00e1p an ninh n\u00e0o ch\u1ed1ng l\u1ea1i c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng brute-force tr\u00ean h\u1ec7 \u0111i\u1ec1u h\u00e0nh MikroTik RouterOS.<\/p>\n\n\n\n<p>Tin t\u1eb7c c\u00f3 th\u1ec3 d\u00f2 t\u00ean ng\u01b0\u1eddi d\u00f9ng v\u00e0 m\u1eadt kh\u1ea9u truy c\u1eadp c\u1ee7a ng\u01b0\u1eddi d\u00f9ng m\u00e0 kh\u00f4ng b\u1ecb ng\u0103n ch\u1eb7n. M\u1ed9t th\u1ed1ng k\u00ea cho th\u1ea5y c\u00f3 \u0111\u1ebfn 60% thi\u1ebft b\u1ecb MikroTik hi\u1ec7n v\u1eabn s\u1eed d\u1ee5ng t\u00e0i kho\u1ea3n admin m\u1eb7c \u0111\u1ecbnh. Th\u1eadm ch\u00ed, RouterOS kh\u00f4ng y\u00eau c\u1ea7u m\u1eadt kh\u1ea9u m\u1ea1nh, n\u00ean ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 \u0111\u1eb7t t\u00f9y \u00fd, d\u1eabn \u0111\u1ebfn h\u1eadu qu\u1ea3 c\u00e0ng d\u1ec5 d\u00e0ng b\u1ecb t\u1ea5n c\u00f4ng brute-force.<\/p>\n\n\n\n<p>B\u1ed9 \u0111\u1ecbnh tuy\u1ebfn MikroTik l\u00e0 s\u1ea3n ph\u1ea9m ph\u1ed5 bi\u1ebfn c\u1ee7a h\u00e3ng chuy\u00ean s\u1ea3n xu\u1ea5t c\u00e1c thi\u1ebft b\u1ecb m\u1ea1ng Latvia. Thi\u1ebft b\u1ecb n\u00e0y ch\u1ea1y tr\u00ean h\u1ec7 \u0111i\u1ec1u h\u00e0nh ri\u00eang MikroTik RouterOS, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp trang qu\u1ea3n tr\u1ecb tr\u00ean c\u1ea3 giao di\u1ec7n web HTTP ho\u1eb7c \u1ee9ng d\u1ee5ng Winbox \u0111\u1ec3 t\u1ea1o, c\u1ea5u h\u00ecnh v\u00e0 qu\u1ea3n l\u00fd m\u1ed9t m\u1ea1ng LAN ho\u1eb7c WAN.<\/p>\n\n\n\n<p>Tr\u00ean th\u1ebf gi\u1edbi, s\u1ed1 l\u01b0\u1ee3ng b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn MikroTik \u0111ang ti\u1ebfp x\u00fac v\u1edbi Internet c\u00f3 nguy c\u01a1 b\u1ecb khai th\u00e1c qua HTTP v\u00e0 Winbox l\u1ea7n l\u01b0\u1ee3t l\u00e0 500.000 v\u00e0 900.000 thi\u1ebft b\u1ecb. Con s\u1ed1 n\u00e0y t\u1ea1i Vi\u1ec7t Nam l\u00e0 9.500 qua HTTP v\u00e0 23.000 qua Winbox, theo ghi nh\u1eadn c\u1ee7a Bkav. T\u1ea5t c\u1ea3 \u0111\u1ec1u c\u00f3 nguy c\u01a1 b\u1ecb khai th\u00e1c.<\/p>\n\n\n\n<p>V\u1edbi s\u1ed1 l\u01b0\u1ee3ng l\u1edbn thi\u1ebft b\u1ecb \u0111ang k\u1ebft n\u1ed1i ra Internet nh\u01b0 v\u1eady, \u0111\u1ec3 gi\u1ea3m thi\u1ec3u r\u1ee7i ro, Bkav khuy\u1ebfn c\u00e1o ng\u01b0\u1eddi d\u00f9ng l\u1eadp t\u1ee9c c\u1eadp nh\u1eadt b\u1ea3n v\u00e1 m\u1edbi nh\u1ea5t (6.49.8 ho\u1eb7c 7.x) cho RouterOS, \u0111\u1ed3ng th\u1eddi th\u1ef1c hi\u1ec7n c\u00e1c gi\u1ea3i ph\u00e1p b\u1ed5 sung sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>B\u1ecf k\u1ebft n\u1ed1i Internet tr\u00ean c\u00e1c giao di\u1ec7n qu\u1ea3n tr\u1ecb \u0111\u1ec3 ng\u0103n ch\u1eb7n vi\u1ec7c truy c\u1eadp t\u1eeb xa.<\/li><li>Thi\u1ebft l\u1eadp m\u1eadt kh\u1ea9u m\u1ea1nh n\u1ebfu b\u1eaft bu\u1ed9c ph\u1ea3i public trang qu\u1ea3n tr\u1ecb.<\/li><li>T\u1eaft ch\u01b0\u01a1ng tr\u00ecnh qu\u1ea3n tr\u1ecb Winbox v\u00e0 s\u1eed d\u1ee5ng giao th\u1ee9c SSH thay th\u1ebf, do MikroTik ch\u1ec9 cung c\u1ea5p gi\u1ea3i ph\u00e1p b\u1ea3o v\u1ec7 cho giao di\u1ec7n SSH.<\/li><li>C\u1ea5u h\u00ecnh SSH s\u1eed d\u1ee5ng c\u1eb7p kh\u00f3a c\u00f4ng khai\/b\u00ed m\u1eadt thay v\u00ec m\u1eadt kh\u1ea9u cho vi\u1ec7c x\u00e1c th\u1ef1c qua SSH. \u0110i\u1ec1u n\u00e0y s\u1ebd t\u0103ng t\u00ednh b\u1ea3o m\u1eadt v\u00e0 gi\u1ea3m kh\u1ea3 n\u0103ng b\u1ecb t\u1ea5n c\u00f4ng brute-force.<\/li><\/ul>\n","protected":false},"excerpt":{"rendered":"<p>M\u1ed9t l\u1ed7 h\u1ed5ng nghi\u00eam tr\u1ecdng v\u1eeba \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n trong h\u1ec7 \u0111i\u1ec1u h\u00e0nh MikroTik RouterOS, cho ph\u00e9p k\u1ebb t\u1ea5n c\u00f4ng (\u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c th\u1ef1c) leo thang \u0111\u1eb7c quy\u1ec1n t\u1eeb Admin l\u00ean Super Admin \u0111\u1ec3 th\u1ef1c thi m\u00e3 t\u00f9y \u00fd, chi\u1ebfm to\u00e0n quy\u1ec1n ki\u1ec3m so\u00e1t thi\u1ebft b\u1ecb v\u00e0 bi\u1ebfn ch\u00fang th\u00e0nh c\u00e1c botnet, t\u1ea5n c\u00f4ng DDoS. [&#8230;]\n","protected":false},"author":2358,"featured_media":23743,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[1],"tags":[2537,1286,2782,2783,2502],"class_list":["post-23742","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-doi-song","tag-an-ninh-mang","tag-bkav","tag-bo-dinh-tuyen-mikrotik","tag-botnet","tag-lo-hong"],"aioseo_notices":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.6 (Yoast SEO v27.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Ph\u00e1t tri\u1ec3n l\u1ed7 h\u1ed5ng nghi\u00eam tr\u1ecdng tr\u00ean b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn MikroTik khi c\u00f3 nguy c\u01a1 b\u1ecb bi\u1ebfn th\u00e0nh botnet<\/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:\/\/saigonbiz.com\/vn\/phat-trien-lo-hong-nghiem-trong-tren-bo-dinh-tuyen-mikrotik-khi-co-nguy-co-bi-bien-thanh-botnet\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ph\u00e1t tri\u1ec3n l\u1ed7 h\u1ed5ng nghi\u00eam tr\u1ecdng tr\u00ean b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn MikroTik khi c\u00f3 nguy c\u01a1 b\u1ecb bi\u1ebfn th\u00e0nh botnet\" \/>\n<meta property=\"og:description\" content=\"\" \/>\n<meta property=\"og:url\" content=\"https:\/\/saigonbiz.com\/vn\/phat-trien-lo-hong-nghiem-trong-tren-bo-dinh-tuyen-mikrotik-khi-co-nguy-co-bi-bien-thanh-botnet\/\" \/>\n<meta property=\"og:site_name\" content=\"C\u1ed9ng \u0111\u1ed3ng SaigonBiz\" \/>\n<meta property=\"article:publisher\" 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