{"id":2905,"date":"2024-10-11T08:03:01","date_gmt":"2024-10-11T08:03:01","guid":{"rendered":"https:\/\/tastycounter.net\/index.php\/2024\/10\/11\/mot-hacker-chi-can-dung-bat-lua-de-xam-nhap-may-tinh\/"},"modified":"2024-10-11T08:03:01","modified_gmt":"2024-10-11T08:03:01","slug":"mot-hacker-chi-can-dung-bat-lua-de-xam-nhap-may-tinh","status":"publish","type":"post","link":"https:\/\/tastycounter.net\/index.php\/2024\/10\/11\/mot-hacker-chi-can-dung-bat-lua-de-xam-nhap-may-tinh\/","title":{"rendered":"M\u1ed9t hacker ch\u1ec9 c\u1ea7n d\u00f9ng b\u1eadt l\u1eeda \u0111\u1ec3 x\u00e2m nh\u1eadp m\u00e1y t\u00ednh"},"content":{"rendered":"<\/p>\n
\n

M\u1ed9t hacker ki\u00eam chuy\u00ean gia mod ph\u1ea7n c\u1ee9ng c\u00f3 t\u00ean David Buchanan v\u1eeba chi\u1ebfm quy\u1ec1n truy c\u1eadp root (quy\u1ec1n qu\u1ea3n tr\u1ecb cao nh\u1ea5t) tr\u00ean m\u00e1y t\u00ednh x\u00e1ch tay ch\u1ec9 b\u1eb1ng… chi\u1ebfc b\u1eadt l\u1eeda khi\u1ebfn c\u1ed9ng \u0111\u1ed3ng m\u1ea1ng kh\u1ecfi lo l\u1eafng v\u1ec1 l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt m\u1edbi.<\/p>\n

Tr\u00ean blog c\u00e1 nh\u00e2n, Buchanan \u0111\u00e3 chia s\u1ebb chi ti\u1ebft k\u1ef9 thu\u1eadt t\u1ea5n c\u00f4ng ‘ti\u00eam l\u1ed7i’ (fault injection) b\u1eb1ng s\u00f3ng \u0111i\u1ec7n t\u1eeb.<\/p>\n

\"Hacker<\/p>\n

<\/ins><\/div>\n

Anh ta \u0111\u00e3 t\u1ea1o ra c\u00e1c l\u1ed7i bitflip trong b\u1ed9 nh\u1edb, t\u1eeb \u0111\u00f3 chi\u1ebfm \u0111\u01b0\u1ee3c quy\u1ec1n truy c\u1eadp root b\u1eb1ng c\u00e1ch g\u1eafn th\u00eam m\u1ed9t \u0111i\u1ec7n tr\u1edf nh\u1ecf v\u00e0 \u0103ng-ten v\u00e0o m\u00f4-\u0111un b\u1ed9 nh\u1edb RAM c\u1ee7a m\u00e1y t\u00ednh, k\u1ebft h\u1ee3p v\u1edbi vi\u1ec7c b\u1eadt l\u1eeda g\u1ea7n \u0103ng-ten n\u00e0y.<\/p>\n

Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u00f2i h\u1ecfi ph\u1ea3i can thi\u1ec7p tr\u1ef1c ti\u1ebfp v\u00e0o ph\u1ea7n c\u1ee9ng v\u00e0 c\u00f3 t\u1ef7 l\u1ec7 th\u00e0nh c\u00f4ng kh\u00f4ng cao. Tuy nhi\u00ean, k\u1ef9 thu\u1eadt t\u1ea5n c\u00f4ng n\u00e0y c\u0169ng cho th\u1ea5y m\u1ed9t l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt ti\u1ec1m \u1ea9n tr\u00ean c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed.<\/p>\n

Nh\u01b0ng \u0111i\u1ec1u n\u00e0y c\u0169ng kh\u00f4ng \u0111\u00e1ng lo ng\u1ea1i. Theo Buchanan, k\u1ef9 thu\u1eadt t\u1ea5n c\u00f4ng n\u00e0y y\u00eau c\u1ea7u truy c\u1eadp v\u1eadt l\u00fd v\u00e0o thi\u1ebft b\u1ecb v\u00e0 ki\u1ebfn th\u1ee9c chuy\u00ean m\u00f4n cao n\u00ean kh\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng trong th\u1ef1c t\u1ebf.<\/p>\n

Buchanan cho bi\u1ebft m\u1ee5c \u0111\u00edch th\u1eed nghi\u1ec7m c\u1ee7a anh l\u00e0 kh\u00e1m ph\u00e1 c\u00e1c ph\u01b0\u01a1ng th\u1ee9c t\u1ea5n c\u00f4ng m\u1edbi, \u0111\u1ed3ng th\u1eddi c\u1ea3nh b\u00e1o v\u1ec1 l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt ti\u1ec1m \u1ea9n, nh\u1eb1m gi\u00fap c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb n\u00e2ng cao kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 trong t\u01b0\u01a1ng lai. Buchanan \u0111ang nghi\u00ean c\u1ee9u c\u00e1c k\u1ef9 thu\u1eadt t\u01b0\u01a1ng t\u1ef1 tr\u00ean c\u00e1c thi\u1ebft b\u1ecb s\u1eafp ra m\u1eaft nh\u01b0 Nintendo Switch 2.<\/p>\n

\u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 l\u1ea7n \u0111\u1ea7u ti\u00ean Buchanan g\u00e2y ch\u00fa \u00fd tr\u00ean c\u1ed9ng \u0111\u1ed3ng m\u1ea1ng. Tr\u01b0\u1edbc \u0111\u00f3, anh t\u1eebng n\u00e9n to\u00e0n b\u1ed9 t\u00e1c ph\u1ea9m c\u1ee7a Shakespeare v\u00e0o m\u1ed9t h\u00ecnh \u1ea3nh si\u00eau nh\u1ecf v\u00e0 \u0111\u0103ng t\u1ea3i tr\u00ean m\u1ea1ng x\u00e3 h\u1ed9i Twitter.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

M\u1ed9t hacker ki\u00eam chuy\u00ean gia mod ph\u1ea7n c\u1ee9ng c\u00f3 t\u00ean David Buchanan v\u1eeba chi\u1ebfm quy\u1ec1n truy c\u1eadp root (quy\u1ec1n qu\u1ea3n tr\u1ecb cao nh\u1ea5t) tr\u00ean m\u00e1y t\u00ednh x\u00e1ch tay ch\u1ec9 b\u1eb1ng… chi\u1ebfc b\u1eadt l\u1eeda khi\u1ebfn c\u1ed9ng \u0111\u1ed3ng m\u1ea1ng kh\u1ecfi lo l\u1eafng v\u1ec1 l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt m\u1edbi. Tr\u00ean blog c\u00e1 nh\u00e2n, Buchanan \u0111\u00e3 chia s\u1ebb chi […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2905","post","type-post","status-publish","format-standard","hentry","category-khong-phan-loai"],"_links":{"self":[{"href":"https:\/\/tastycounter.net\/index.php\/wp-json\/wp\/v2\/posts\/2905","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tastycounter.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tastycounter.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tastycounter.net\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tastycounter.net\/index.php\/wp-json\/wp\/v2\/comments?post=2905"}],"version-history":[{"count":0,"href":"https:\/\/tastycounter.net\/index.php\/wp-json\/wp\/v2\/posts\/2905\/revisions"}],"wp:attachment":[{"href":"https:\/\/tastycounter.net\/index.php\/wp-json\/wp\/v2\/media?parent=2905"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tastycounter.net\/index.php\/wp-json\/wp\/v2\/categories?post=2905"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tastycounter.net\/index.php\/wp-json\/wp\/v2\/tags?post=2905"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}