{"id":106297,"date":"2023-06-01T10:09:00","date_gmt":"2023-06-01T10:09:00","guid":{"rendered":"https:\/\/fr.cryptonews.com\/?p=115588"},"modified":"2023-06-26T11:08:01","modified_gmt":"2023-06-26T11:08:01","slug":"tron-vulnerabilite-500-millions-dollars-dejoue-walletlabs-crypto","status":"publish","type":"post","link":"https:\/\/cryptonews.com\/fr\/news\/tron-vulnerabilite-500-millions-dollars-dejoue-walletlabs-crypto\/","title":{"rendered":"TRON : Une vuln\u00e9rabilit\u00e9 de 500 millions de dollars d\u00e9jou\u00e9e"},"content":{"rendered":"<figure class=\"image\"><img decoding=\"async\" src=\"https:\/\/cimg.co\/news\/115588\/278627\/img-1960.jpeg\" alt=\"\" srcset=\"https:\/\/cimg.co\/news\/115588\/278627\/responsive-images\/img-1960___media_library_original_1894_1050.jpeg 1894w, https:\/\/cimg.co\/news\/115588\/278627\/responsive-images\/img-1960___media_library_original_1200_665.jpeg 1200w, https:\/\/cimg.co\/news\/115588\/278627\/responsive-images\/img-1960___media_library_original_900_499.jpeg 900w, https:\/\/cimg.co\/news\/115588\/278627\/responsive-images\/img-1960___media_library_original_720_399.jpeg 720w, https:\/\/cimg.co\/news\/115588\/278627\/responsive-images\/img-1960___media_library_original_600_333.jpeg 600w, https:\/\/cimg.co\/news\/115588\/278627\/responsive-images\/img-1960___media_library_original_300_166.jpeg 300w\" width=\"1894\" class=\"content-img\"><\/figure><p>Dans l&rsquo;&eacute;cosyst&egrave;me crypto, la s&eacute;curit&eacute; est une pr&eacute;occupation majeure, notamment en raison de la fr&eacute;quence des hacks <u>(<\/u><a href=\"https:\/\/www.google.fr\/url?sa=t&amp;rct=j&amp;q=&amp;esrc=s&amp;source=web&amp;cd=&amp;ved=2ahUKEwjKkfDg6aH_AhUYUKQEHa4TD70QFnoECAkQAQ&amp;url=https%3A%2F%2Fcryptonews.com%2Fnews%2Ftoday-in-crypto-crypto-hacks-drop-70-in-q1-2023-binance-cso-said-reuters-weak-article-is-filled-with-conspiracy-theories-solana-integrates-ai-with-a-chatgpt-plugin\/&amp;usg=AOvVaw0tkrM8zfySI8lDQF3jxGWS\">bien que ces derniers aient baiss&eacute; de pr&egrave;s de 70% sur le premier trimestre 2023)<\/a>. R&eacute;cemment, <strong>une vuln&eacute;rabilit&eacute; a &eacute;t&eacute; d&eacute;couverte dans les comptes multisig de la blockchain <\/strong><a href=\"https:\/\/www.google.fr\/url?sa=t&amp;rct=j&amp;q=&amp;esrc=s&amp;source=web&amp;cd=&amp;ved=2ahUKEwisqLfw6aH_AhWNUKQEHR-eBl0QFnoECBIQAQ&amp;url=https%3A%2F%2Fcryptonews.com%2Fcoins%2Ftron%2F&amp;usg=AOvVaw04PUBF9UIvR7KSwF3IHg-_\"><strong>TRON<\/strong><\/a><strong>, mettant potentiellement en jeu une somme colossale de 500 millions de dollars.<\/strong> C&#8217;est l&#8217;&eacute;quipe de chercheurs de <a href=\"https:\/\/www.google.fr\/url?sa=t&amp;rct=j&amp;q=&amp;esrc=s&amp;source=web&amp;cd=&amp;ved=2ahUKEwih6PDX6aH_AhVHV6QEHfOrCCMQFnoECA4QAQ&amp;url=https%3A%2F%2Fdwalletlabs.com%2F&amp;usg=AOvVaw3jft6xL3OXuHw0N-7B1YUI\">dWallet Labs<\/a> qui a d&eacute;voil&eacute; au public cette faille, d&eacute;montrant une fois de plus l&#8217;importance cruciale de la vigilance et de l&#8217;expertise en mati&egrave;re de cybers&eacute;curit&eacute; dans l&#8217;&eacute;cosyst&egrave;me crypto.<\/p><figure class=\"media\"><oembed url=\"https:\/\/twitter.com\/dWalletLabs\/status\/1663492997005074433?s=20\"><\/oembed><\/figure><h2>La nature de la vuln&eacute;rabilit&eacute;<\/h2><span class=\"replacer\"><\/span><p><strong>Les comptes multisig<\/strong>, ou comptes &agrave; signatures multiples, <strong>sont une caract&eacute;ristique essentielle de la s&eacute;curit&eacute; dans le monde de la blockchain<\/strong>. Ils fonctionnent en n&eacute;cessitant plusieurs signatures pour ex&eacute;cuter une transaction, ce qui permet une plus grande s&eacute;curit&eacute; et une meilleure r&eacute;partition du contr&ocirc;le des fonds. Cependant, la vuln&eacute;rabilit&eacute; d&eacute;couverte dans la blockchain TRON a r&eacute;v&eacute;l&eacute; une <strong>faille dans ce m&eacute;canisme de s&eacute;curit&eacute;<\/strong>. En effet, elle permettait &agrave; un signataire de g&eacute;n&eacute;rer plusieurs signatures valides, contournant ainsi le processus de v&eacute;rification multisig.<\/p><h2>L&#8217;impact de la vuln&eacute;rabilit&eacute;<\/h2><span class=\"replacer\"><\/span><p>La port&eacute;e de cette vuln&eacute;rabilit&eacute; &eacute;tait loin d&#8217;&ecirc;tre n&eacute;gligeable. En effet, <strong>elle aurait pu affecter jusqu&#8217;&agrave; 500 millions de dollars d&#8217;actifs<\/strong>. Un chiffre qui souligne l&#8217;ampleur potentielle du danger et l&#8217;importance de la d&eacute;couverte de l&#8217;&eacute;quipe de dWallet Labs. <strong>Cette vuln&eacute;rabilit&eacute; aurait pu permettre &agrave; un signataire de prendre le contr&ocirc;le unilat&eacute;ral des fonds d&#8217;un compte multisig<\/strong>, mettant ainsi en p&eacute;ril les actifs de nombreux utilisateurs. <strong>La blockchain TRON compte actuellement pr&egrave;s de 144 millions d&rsquo;utilisateurs.<\/strong><\/p><h2>Solution et correction de la vuln&eacute;rabilit&eacute;<\/h2><span class=\"replacer\"><\/span><p>Face &agrave; cette menace, une solution a &eacute;t&eacute; rapidement propos&eacute;e par les chercheurs de dWallet Labs. <strong>Ils ont sugg&eacute;r&eacute; de v&eacute;rifier l&#8217;adresse du signataire plut&ocirc;t que le nombre de signatures<\/strong>, une modification qui renforcerait la s&eacute;curit&eacute; du processus de v&eacute;rification multisig. Cette proposition a &eacute;t&eacute; rapidement mise en &oelig;uvre par TRON, <strong>qui a <\/strong><a href=\"https:\/\/gist.github.com\/kazabubu21\/476d1226ded207a1e649ac0afff88ff1#file-checkweightfix-java\"><strong><u>corrig&eacute; la vuln&eacute;rabilit&eacute;<\/u><\/strong><\/a><strong> en quelques jours seulement apr&egrave;s sa d&eacute;couverte.<\/strong> Cette r&eacute;action rapide et efficace a permis de pr&eacute;venir tout dommage potentiel et de maintenir la confiance des utilisateurs dans la s&eacute;curit&eacute; de la blockchain TRON.<\/p><figure class=\"media\"><oembed url=\"https:\/\/twitter.com\/omersadika\/status\/1663493141037473793?s=20\"><\/oembed><\/figure><p>Cette affaire souligne <strong>l&#8217;importance cruciale des audits de s&eacute;curit&eacute;<\/strong> et des tests pour les projets de cryptomonnaies, en particulier ceux qui impliquent de grandes quantit&eacute;s de fonds. Gr&acirc;ce &agrave; l&#8217;expertise de l&#8217;&eacute;quipe de dWallet Labs et &agrave; la r&eacute;activit&eacute; de TRON, cette vuln&eacute;rabilit&eacute; a &eacute;t&eacute; rapidement identifi&eacute;e et corrig&eacute;e. Cet &eacute;pisode d&eacute;montre une fois de plus<strong> l&#8217;engagement de TRON &agrave; maintenir une infrastructure blockchain robuste et s&eacute;curis&eacute;e.&nbsp;<\/strong><\/p><blockquote><p>&laquo;&nbsp;L&rsquo;incident est termin&eacute; et r&eacute;solu, les actifs des utilisateurs ne sont plus &agrave; risque&nbsp;&raquo;&nbsp;<\/p><p>Omer Sadika, dWalletLabs&nbsp;<\/p><\/blockquote><p>La d&eacute;couverte de cette vuln&eacute;rabilit&eacute; et la rapidit&eacute; de sa r&eacute;solution sont des <strong>exemples &eacute;loquents de l&#8217;importance de la vigilance et de l&#8217;expertise en mati&egrave;re de cybers&eacute;curit&eacute;<\/strong> au sein de l&rsquo;&eacute;cosyst&egrave;me. Les chercheurs de dWallet Labs ont jou&eacute; un r&ocirc;le crucial dans la protection des actifs des utilisateurs de TRON, et leur travail m&eacute;rite d&#8217;&ecirc;tre salu&eacute;.<\/p><p>En conclusion, cette affaire illustre <strong>l&#8217;importance de la collaboration entre les chercheurs en cybers&eacute;curit&eacute; et les entreprises de blockchain pour assurer la s&eacute;curit&eacute; des actifs num&eacute;riques.<\/strong> Elle souligne &eacute;galement l&#8217;importance de la transparence et de la communication rapide en cas de d&eacute;couverte d&#8217;une vuln&eacute;rabilit&eacute;.&nbsp;<\/p><p>Sources&nbsp;: <a href=\"https:\/\/0d.dwalletlabs.com\/game-of-tron-critical-0-day-in-tron-multi-signature-wallets-2c3e90668dc0\"><u>Od<\/u><\/a>, <a href=\"https:\/\/twitter.com\/dWalletLabs\/status\/1663492997005074433?s=20\"><u>dWallet Labs<\/u><\/a>, <a href=\"https:\/\/gist.github.com\/kazabubu21\/476d1226ded207a1e649ac0afff88ff1#file-checkweightfix-java\"><u>Correctif<\/u><\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Dans l&rsquo;&eacute;cosyst&egrave;me crypto, la s&eacute;curit&eacute; est une pr&eacute;occupation majeure, notamment en raison de la fr&eacute;quence des hacks (bien que ces derniers aient baiss&eacute; de pr&egrave;s de 70% sur le premier trimestre 2023). R&eacute;cemment, une vuln&eacute;rabilit&eacute; a &eacute;t&eacute; d&eacute;couverte dans les comptes multisig de la blockchain TRON, mettant potentiellement en jeu une somme colossale de 500 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[9,1],"tags":[],"editors":[2089],"sponsored_companies":[],"class_list":["post-106297","post","type-post","status-publish","format-standard","hentry","category-blockchain-news","category-news","editors-benoit-de-jessey"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>TRON : Une vuln\u00e9rabilit\u00e9 de 500 millions de dollars d\u00e9jou\u00e9e<\/title>\n<meta name=\"description\" content=\"Une faille dans les m\u00e9canismes de s\u00e9curit\u00e9 de la blockchain TRON a 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