{"id":8274,"date":"2025-05-11T13:43:54","date_gmt":"2025-05-11T13:43:54","guid":{"rendered":"https:\/\/cryptozen.asia\/vn\/pectra-canh-bao-an-ninh-khi-hacker-co-the-rut-tien-tu-vi-chi-bang-mot-chu-ky-ngoai-chuoi\/"},"modified":"2025-05-11T13:43:54","modified_gmt":"2025-05-11T13:43:54","slug":"pectra-canh-bao-an-ninh-khi-hacker-co-the-rut-tien-tu-vi-chi-bang-mot-chu-ky-ngoai-chuoi","status":"publish","type":"post","link":"https:\/\/cryptozen.asia\/vn\/pectra-canh-bao-an-ninh-khi-hacker-co-the-rut-tien-tu-vi-chi-bang-mot-chu-ky-ngoai-chuoi\/","title":{"rendered":"Pectra: C\u1ea3nh B\u00e1o An Ninh Khi Hacker C\u00f3 Th\u1ec3 R\u00fat Ti\u1ec1n T\u1eeb V\u00ed Ch\u1ec9 B\u1eb1ng M\u1ed9t Ch\u1eef K\u00fd Ngo\u00e0i Chu\u1ed7i"},"content":{"rendered":"

B\u1ea3n C\u1eadp Nh\u1eadt Ethereum Pectra: T\u00ednh N\u0103ng M\u1edbi v\u00e0 R\u1ee7i Ro B\u1ea3o M\u1eadt<\/h2>\n

B\u1ea3n c\u1eadp nh\u1eadt m\u1edbi nh\u1ea5t c\u1ee7a m\u1ea1ng l\u01b0\u1edbi Ethereum<\/strong>, Pectra<\/em>, \u0111\u00e3 gi\u1edbi thi\u1ec7u nhi\u1ec1u t\u00ednh n\u0103ng m\u1ea1nh m\u1ebd nh\u1eb1m c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng v\u00e0 ch\u1ee9c n\u0103ng t\u00e0i kho\u1ea3n th\u00f4ng minh. Tuy nhi\u00ean, n\u00f3 c\u0169ng \u0111\u00e3 m\u1edf ra m\u1ed9t vect\u01a1 t\u1ea5n c\u00f4ng nguy hi\u1ec3m, cho ph\u00e9p hacker r\u00fat ti\u1ec1n t\u1eeb v\u00ed c\u1ee7a ng\u01b0\u1eddi d\u00f9ng ch\u1ec9 b\u1eb1ng m\u1ed9t ch\u1eef k\u00fd ngo\u00e0i chu\u1ed7i<\/strong>.<\/p>\n

R\u1ee7i Ro T\u1eeb Giao D\u1ecbch M\u1edbi<\/h2>\n

K\u1ec3 t\u1eeb ng\u00e0y 7 th\u00e1ng 5 t\u1ea1i epoch 364032<\/strong>, d\u01b0\u1edbi b\u1ea3n n\u00e2ng c\u1ea5p Pectra, nh\u1eefng k\u1ebb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 t\u1eadn d\u1ee5ng m\u1ed9t lo\u1ea1i giao d\u1ecbch m\u1edbi \u0111\u1ec3 ki\u1ec3m so\u00e1t c\u00e1c t\u00e0i kho\u1ea3n s\u1edf h\u1eefu b\u00ean ngo\u00e0i (EOA) m\u00e0 kh\u00f4ng c\u1ea7n ng\u01b0\u1eddi d\u00f9ng ph\u1ea3i k\u00fd m\u1ed9t giao d\u1ecbch trong chu\u1ed7i. Arda Usman, m\u1ed9t ki\u1ec3m to\u00e1n vi\u00ean h\u1ee3p \u0111\u1ed3ng th\u00f4ng minh Solidity, kh\u1eb3ng \u0111\u1ecbnh v\u1edbi Cointelegraph<\/em> r\u1eb1ng:<\/p>\n

\n

“M\u1ed9t k\u1ebb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 r\u00fat ti\u1ec1n t\u1eeb qu\u1ef9 EOA ch\u1ec9 b\u1eb1ng m\u1ed9t th\u00f4ng \u0111i\u1ec7p \u0111\u00e3 k\u00fd ngo\u00e0i chu\u1ed7i (kh\u00f4ng c\u00f3 giao d\u1ecbch tr\u1ef1c ti\u1ebfp n\u00e0o \u0111\u01b0\u1ee3c k\u00fd b\u1edfi ng\u01b0\u1eddi d\u00f9ng).”<\/p>\n<\/blockquote>\n

R\u1ee7i ro ch\u1ee7 y\u1ebfu xu\u1ea5t ph\u00e1t t\u1eeb EIP-7702<\/strong>, m\u1ed9t ph\u1ea7n c\u1ed1t l\u00f5i c\u1ee7a b\u1ea3n n\u00e2ng c\u1ea5p Pectra. \u0110\u1ec1 xu\u1ea5t C\u1ea3i ti\u1ebfn Ethereum n\u00e0y gi\u1edbi thi\u1ec7u giao d\u1ecbch SetCode (lo\u1ea1i 0x04)<\/strong>, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng \u1ee7y quy\u1ec1n ki\u1ec3m so\u00e1t v\u00ed c\u1ee7a h\u1ecd cho m\u1ed9t h\u1ee3p \u0111\u1ed3ng kh\u00e1c ch\u1ec9 b\u1eb1ng c\u00e1ch k\u00fd m\u1ed9t th\u00f4ng \u0111i\u1ec7p. N\u1ebfu k\u1ebb t\u1ea5n c\u00f4ng c\u00f3 \u0111\u01b0\u1ee3c ch\u1eef k\u00fd n\u00e0y \u2013 ch\u1eb3ng h\u1ea1n, th\u00f4ng qua m\u1ed9t trang web l\u1eeba \u0111\u1ea3o \u2013 h\u1ecd c\u00f3 th\u1ec3 ghi \u0111\u00e8 m\u00e3 c\u1ee7a v\u00ed b\u1eb1ng m\u1ed9t proxy nh\u1ecf, chuy\u1ec3n ti\u1ebfp c\u00e1c cu\u1ed9c g\u1ecdi \u0111\u1ebfn h\u1ee3p \u0111\u1ed3ng \u0111\u1ed9c h\u1ea1i c\u1ee7a h\u1ecd. Usman gi\u1ea3i th\u00edch:<\/p>\n

\n

“Khi m\u00e3 \u0111\u00e3 \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp, k\u1ebb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 k\u00edch ho\u1ea1t m\u00e3 \u0111\u00f3 \u0111\u1ec3 chuy\u1ec3n ETH ho\u1eb7c token t\u1eeb t\u00e0i kho\u1ea3n \u2013 t\u1ea5t c\u1ea3 \u0111\u1ec1u kh\u00f4ng c\u1ea7n ng\u01b0\u1eddi d\u00f9ng k\u00fd m\u1ed9t giao d\u1ecbch chuy\u1ec3n nh\u01b0\u1ee3ng b\u00ecnh th\u01b0\u1eddng.”<\/p>\n<\/blockquote>\n

Ch\u1ee9c N\u0103ng M\u1edbi v\u00e0 T\u00ednh B\u1ea3o M\u1eadt<\/h2>\n

Yehor Rudytsia, nh\u00e0 nghi\u00ean c\u1ee9u onchain t\u1ea1i Hacken<\/strong>, cho bi\u1ebft lo\u1ea1i giao d\u1ecbch m\u1edbi n\u00e0y do Pectra gi\u1edbi thi\u1ec7u cho ph\u00e9p c\u00e0i \u0111\u1eb7t m\u00e3 t\u00f9y \u00fd tr\u00ean t\u00e0i kho\u1ea3n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, v\u1ec1 c\u01a1 b\u1ea3n bi\u1ebfn v\u00ed c\u1ee7a h\u1ecd th\u00e0nh m\u1ed9t h\u1ee3p \u0111\u1ed3ng th\u00f4ng minh c\u00f3 th\u1ec3 l\u1eadp tr\u00ecnh:<\/p>\n

\n

“Lo\u1ea1i giao d\u1ecbch n\u00e0y cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng thi\u1ebft l\u1eadp m\u00e3 t\u00f9y \u00fd (h\u1ee3p \u0111\u1ed3ng th\u00f4ng minh) \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c thay m\u1eb7t cho h\u1ecd.”<\/p>\n<\/blockquote>\n

Tr\u01b0\u1edbc khi c\u00f3 Pectra, v\u00ed kh\u00f4ng th\u1ec3 s\u1eeda \u0111\u1ed5i m\u00e0 kh\u00f4ng c\u00f3 giao d\u1ecbch \u0111\u01b0\u1ee3c k\u00fd tr\u1ef1c ti\u1ebfp b\u1edfi ng\u01b0\u1eddi d\u00f9ng. Gi\u1edd \u0111\u00e2y, ch\u1ec9 c\u1ea7n m\u1ed9t ch\u1eef k\u00fd ngo\u00e0i chu\u1ed7i \u0111\u01a1n gi\u1ea3n c\u0169ng c\u00f3 th\u1ec3 c\u00e0i \u0111\u1eb7t m\u00e3 \u1ee7y quy\u1ec1n quy\u1ec1n ki\u1ec3m so\u00e1t ho\u00e0n to\u00e0n cho h\u1ee3p \u0111\u1ed3ng c\u1ee7a k\u1ebb t\u1ea5n c\u00f4ng. Rudytsia gi\u1ea3i th\u00edch:<\/p>\n

\n

“Tr\u01b0\u1edbc Pectra, ng\u01b0\u1eddi d\u00f9ng c\u1ea7n ph\u1ea3i g\u1eedi giao d\u1ecbch (kh\u00f4ng ch\u1ec9 k\u00fd th\u00f4ng \u0111i\u1ec7p) \u0111\u1ec3 cho ph\u00e9p chuy\u1ec3n ti\u1ec1n. Sau Pectra, b\u1ea5t k\u1ef3 thao t\u00e1c n\u00e0o c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n t\u1eeb h\u1ee3p \u0111\u1ed3ng m\u00e0 ng\u01b0\u1eddi d\u00f9ng \u0111\u00e3 ph\u00ea duy\u1ec7t qua SET_CODE.”<\/p>\n<\/blockquote>\n

C\u1ea3nh B\u00e1o v\u00e0 \u0110\u1ec1 Xu\u1ea5t<\/h2>\n

M\u1ed1i \u0111e d\u1ecda n\u00e0y r\u1ea5t th\u1ef1c t\u1ebf v\u00e0 ngay l\u1eadp t\u1ee9c. Usman c\u1ea3nh b\u00e1o:<\/p>\n

\n

“Pectra \u0111\u00e3 \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t v\u00e0o ng\u00e0y 7 th\u00e1ng 5 n\u0103m 2025. K\u1ec3 t\u1eeb th\u1eddi \u0111i\u1ec3m \u0111\u00f3, b\u1ea5t k\u1ef3 ch\u1eef k\u00fd \u1ee7y quy\u1ec1n h\u1ee3p l\u1ec7 n\u00e0o \u0111\u1ec1u c\u00f3 th\u1ec3 b\u1ecb x\u1eed l\u00fd.”<\/p>\n<\/blockquote>\n

Rudytsia nh\u1ea5n m\u1ea1nh r\u1eb1ng c\u00e1c v\u00ed d\u1ec5 b\u1ecb t\u1ea5n c\u00f4ng<\/strong> n\u1ebfu kh\u00f4ng ph\u00e2n t\u00edch c\u00e1c lo\u1ea1i giao d\u1ecbch c\u1ee7a Ethereum, \u0111\u1eb7c bi\u1ec7t l\u00e0 lo\u1ea1i giao d\u1ecbch 0x04. \u00d4ng k\u00eau g\u1ecdi r\u1eb1ng c\u00e1c \u0111\u1ed9ng c\u01a1 v\u00ed ph\u1ea3i r\u00f5 r\u00e0ng hi\u1ec3n th\u1ecb c\u00e1c y\u00eau c\u1ea7u \u1ee7y quy\u1ec1n v\u00e0 g\u1eafn c\u1edd b\u1ea5t k\u1ef3 \u0111\u1ecba ch\u1ec9 \u0111\u00e1ng ng\u1edd n\u00e0o. H\u00ecnh th\u1ee9c t\u1ea5n c\u00f4ng m\u1edbi n\u00e0y c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n qua c\u00e1c t\u01b0\u01a1ng t\u00e1c ngo\u00e0i chu\u1ed7i ph\u1ed5 bi\u1ebfn nh\u01b0 email l\u1eeba \u0111\u1ea3o, DApps gi\u1ea3 m\u1ea1o ho\u1eb7c l\u1eeba \u0111\u1ea3o tr\u00ean Discord:<\/p>\n

\n

“Ch\u00fang t\u00f4i tin r\u1eb1ng \u0111\u00e2y s\u1ebd l\u00e0 vect\u01a1 t\u1ea5n c\u00f4ng ph\u1ed5 bi\u1ebfn nh\u1ea5t li\u00ean quan \u0111\u1ebfn nh\u1eefng thay \u0111\u1ed5i \u0111\u00e1ng ng\u1ea1c nhi\u00ean m\u00e0 Pectra gi\u1edbi thi\u1ec7u. T\u1eeb b\u00e2y gi\u1edd, ng\u01b0\u1eddi d\u00f9ng ph\u1ea3i c\u1ea9n th\u1eadn x\u00e1c th\u1ef1c nh\u1eefng g\u00ec h\u1ecd s\u1ebd k\u00fd.”<\/p>\n<\/blockquote>\n

V\u00ed ph\u1ea7n c\u1ee9ng kh\u00f4ng c\u00f2n an to\u00e0n v\u1ec1 m\u1eb7t b\u1ea3n ch\u1ea5t, theo Rudytsia. \u00d4ng cho bi\u1ebft r\u1eb1ng t\u1eeb gi\u1edd tr\u1edf \u0111i, v\u00ed ph\u1ea7n c\u1ee9ng c\u0169ng c\u00f3 m\u1ee9c \u0111\u1ed9 r\u1ee7i ro t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u00ed n\u00f3ng trong vi\u1ec7c k\u00fd c\u00e1c th\u00f4ng \u0111i\u1ec7p \u0111\u1ed9c h\u1ea1i. \u00d4ng khuy\u00ean:<\/p>\n

\n

“Ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng n\u00ean k\u00fd c\u00e1c th\u00f4ng \u0111i\u1ec7p m\u00e0 h\u1ecd kh\u00f4ng hi\u1ec3u. C\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n v\u00ed n\u00ean cung c\u1ea5p c\u1ea3nh b\u00e1o r\u00f5 r\u00e0ng khi ng\u01b0\u1eddi d\u00f9ng \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u k\u00fd m\u1ed9t th\u00f4ng \u0111i\u1ec7p \u1ee7y quy\u1ec1n.”<\/p>\n<\/blockquote>\n

\u0110\u1eb7c bi\u1ec7t c\u1ea7n th\u1eadn tr\u1ecdng v\u1edbi c\u00e1c \u0111\u1ecbnh d\u1ea1ng ch\u1eef k\u00fd \u1ee7y quy\u1ec1n m\u1edbi \u0111\u01b0\u1ee3c gi\u1edbi thi\u1ec7u b\u1edfi EIP-7702<\/strong>, kh\u00f4ng t\u01b0\u01a1ng th\u00edch v\u1edbi c\u00e1c ti\u00eau chu\u1ea9n EIP-191<\/strong> ho\u1eb7c EIP-712<\/strong> hi\u1ec7n c\u00f3. Ch\u00fang th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng hash 32 byte \u0111\u01a1n gi\u1ea3n v\u00e0 c\u00f3 th\u1ec3 b\u1ecf qua c\u00e1c c\u1ea3nh b\u00e1o th\u00f4ng th\u01b0\u1eddng c\u1ee7a v\u00ed. Usman c\u1ea3nh b\u00e1o:<\/p>\n

\n

“N\u1ebfu th\u00f4ng \u0111i\u1ec7p bao g\u1ed3m nonce t\u00e0i kho\u1ea3n c\u1ee7a b\u1ea1n, nhi\u1ec1u kh\u1ea3 n\u0103ng n\u00f3 \u0111ang \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn t\u00e0i kho\u1ea3n c\u1ee7a b\u1ea1n.”<\/p>\n<\/blockquote>\n

Th\u00eam v\u00e0o r\u1ee7i ro, EIP-7702<\/strong> cho ph\u00e9p c\u00e1c ch\u1eef k\u00fd v\u1edbi chain_id = 0<\/strong>, c\u00f3 ngh\u0129a l\u00e0 th\u00f4ng \u0111i\u1ec7p \u0111\u01b0\u1ee3c k\u00fd c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e1t l\u1ea1i tr\u00ean b\u1ea5t k\u1ef3 chu\u1ed7i t\u01b0\u01a1ng th\u00edch Ethereum n\u00e0o. Usman nh\u1ea5n m\u1ea1nh:<\/p>\n

\n

“H\u00e3y hi\u1ec3u r\u1eb1ng \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf b\u1ea5t k\u1ef3 \u0111\u00e2u.”<\/p>\n<\/blockquote>\n

M\u1eb7c d\u00f9 c\u00e1c v\u00ed \u0111a ch\u1eef k\u00fd v\u1eabn an to\u00e0n h\u01a1n d\u01b0\u1edbi b\u1ea3n n\u00e2ng c\u1ea5p n\u00e0y, nh\u1edd v\u00e0o y\u00eau c\u1ea7u v\u1ec1 nhi\u1ec1u ch\u1eef k\u00fd, c\u00e1c v\u00ed \u0111\u01a1n kh\u00f3a \u2013 bao g\u1ed3m c\u1ea3 v\u00ed ph\u1ea7n c\u1ee9ng hay v\u00ed m\u1ec1m \u2013 c\u1ea7n \u00e1p d\u1ee5ng c\u00f4ng c\u1ee5 ph\u00e2n t\u00edch ch\u1eef k\u00fd v\u00e0 c\u1ea3nh b\u00e1o \u0111\u1ec3 ng\u0103n ch\u1eb7n vi\u1ec7c khai th\u00e1c ti\u1ec1m t\u00e0ng.<\/p>\n

C\u00f9ng v\u1edbi EIP-7702<\/strong>, Pectra c\u0169ng \u0111\u00e3 bao g\u1ed3m EIP-7251<\/strong>, n\u00e2ng h\u1ea1n m\u1ee9c staking c\u1ee7a validator Ethereum t\u1eeb 32 l\u00ean 2,048 ETH, v\u00e0 EIP-7691<\/strong>, t\u0103ng s\u1ed1 l\u01b0\u1ee3ng blob d\u1eef li\u1ec7u m\u1ed7i kh\u1ed1i \u0111\u1ec3 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng l\u1edbp-2.<\/p>\n","protected":false},"excerpt":{"rendered":"

B\u1ea3n C\u1eadp Nh\u1eadt Ethereum Pectra: T\u00ednh N\u0103ng M\u1edbi v\u00e0 R\u1ee7i Ro B\u1ea3o M\u1eadt B\u1ea3n c\u1eadp nh\u1eadt m\u1edbi nh\u1ea5t c\u1ee7a m\u1ea1ng l\u01b0\u1edbi Ethereum, Pectra, \u0111\u00e3 gi\u1edbi thi\u1ec7u nhi\u1ec1u t\u00ednh n\u0103ng m\u1ea1nh m\u1ebd nh\u1eb1m c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng v\u00e0 ch\u1ee9c n\u0103ng t\u00e0i kho\u1ea3n th\u00f4ng minh….<\/p>\n","protected":false},"author":3,"featured_media":8273,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[46,47],"tags":[5066,4218,4313,4397,4602],"class_list":["post-8274","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ethereum","category-hack","tag-eip-7702","tag-ethereum","tag-hack","tag-hacken","tag-pectra"],"yoast_head":"\nPectra: C\u1ea3nh B\u00e1o An Ninh Khi Hacker C\u00f3 Th\u1ec3 R\u00fat Ti\u1ec1n T\u1eeb V\u00ed Ch\u1ec9 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