{"id":1497,"date":"2026-04-18T22:32:27","date_gmt":"2026-04-18T22:32:27","guid":{"rendered":"https:\/\/global.livebitcoinnews.com\/fr\/2026\/04\/18\/le-pont-rseth-de-kelp-dao-victime-dune-exploitation-de-292-millions-de-dollars-dans-une-attaque-presumee-de-layerzero\/"},"modified":"2026-04-18T22:32:27","modified_gmt":"2026-04-18T22:32:27","slug":"le-pont-rseth-de-kelp-dao-victime-dune-exploitation-de-292-millions-de-dollars-dans-une-attaque-presumee-de-layerzero","status":"publish","type":"post","link":"https:\/\/global.livebitcoinnews.com\/fr\/2026\/04\/18\/le-pont-rseth-de-kelp-dao-victime-dune-exploitation-de-292-millions-de-dollars-dans-une-attaque-presumee-de-layerzero\/","title":{"rendered":"Le Pont rsETH de Kelp DAO Victime d&rsquo;une Exploitation de 292 Millions de Dollars dans une Attaque Pr\u00e9sum\u00e9e de LayerZero"},"content":{"rendered":"<p><b><i>L&rsquo;exploit de 292 millions de dollars sur rsETH expose les risques inter-cha\u00eenes, for\u00e7ant l&rsquo;arr\u00eat de Kelp et le gel du march\u00e9 Aave suite aux craintes de cr\u00e9ances douteuses.<\/i><\/b><\/p>\n<p><span style=\"font-weight: 400\">Une importante faille de s\u00e9curit\u00e9 a frapp\u00e9 Kelp DAO, laissant le protocole sous le choc apr\u00e8s une exploitation inter-cha\u00eenes de grande ampleur. T\u00f4t samedi, un attaquant a drain\u00e9 une part significative de son offre de rsETH via une vuln\u00e9rabilit\u00e9 suspect\u00e9e sur LayerZero. Les donn\u00e9es on-chain indiquent une op\u00e9ration soigneusement pr\u00e9par\u00e9e impliquant des outils d&rsquo;obfuscation et des appels de contrat cibl\u00e9s. Les r\u00e9actions du march\u00e9 ont suivi rapidement, avec des effets d&rsquo;entra\u00eenement sur les plateformes DeFi associ\u00e9es.<\/span><\/p>\n<h2><span style=\"font-weight: 400\">Kelp DAO g\u00e8le son protocole apr\u00e8s une tentative d&rsquo;exploit inter-cha\u00eenes de 292 millions de dollars<\/span><\/h2>\n<p><span style=\"font-weight: 400\">Les attaquants ont siphonn\u00e9 environ 116 500 rsETH, \u00e9valu\u00e9s \u00e0 pr\u00e8s de 292 millions de dollars aux prix actuels. Les enregistrements blockchain montrent que le drainage s&rsquo;est produit \u00e0 <\/span><a href=\"https:\/\/etherscan.io\/tx\/0x1ae232da212c45f35c1525f851e4c41d529bf18af862d9ce9fd40bf709db4222\"><span style=\"font-weight: 400\">17:35 UTC<\/span><\/a><span style=\"font-weight: 400\"> via un appel \u00e0 la fonction \u00ab\u00a0lzReceive\u00a0\u00bb sur le contrat EndpointV2 de LayerZero. Cet appel a d\u00e9clench\u00e9 le syst\u00e8me de pont de Kelp pour lib\u00e9rer des fonds directement vers une adresse contr\u00f4l\u00e9e par l&rsquo;attaquant.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Le financement de l&rsquo;exploit remonte \u00e0 environ 10 heures. L&rsquo;attaquant a utilis\u00e9 le pool 1-ETH de Tornado Cash, une m\u00e9thode souvent associ\u00e9e \u00e0 l&rsquo;obfuscation de transactions. Peu apr\u00e8s la br\u00e8che, l&rsquo;enqu\u00eateur blockchain ZachXBT a <\/span><a href=\"https:\/\/t.me\/investigations\/314\"><span style=\"font-weight: 400\">signal\u00e9 l&rsquo;incident<\/span><\/a><span style=\"font-weight: 400\">, estimant les pertes \u00e0 plus de 280 millions de dollars sur Ethereum et Arbitrum.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Kelp DAO a r\u00e9pondu en moins d&rsquo;une heure, durant laquelle sa multisig d&rsquo;urgence a ex\u00e9cut\u00e9 une fonction \u00ab\u00a0pauseAll\u00a0\u00bb sur les contrats cl\u00e9s. Les syst\u00e8mes affect\u00e9s incluaient le LRT Deposit Pool, le module de retrait, l&rsquo;oracle et le jeton rsETH lui-m\u00eame. Cette man\u0153uvre a stopp\u00e9 les d\u00e9g\u00e2ts suppl\u00e9mentaires et emp\u00each\u00e9 d&rsquo;autres retraits.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Deux tentatives de suivi de l&rsquo;attaquant ont \u00e9chou\u00e9. <\/span><a href=\"https:\/\/etherscan.io\/tx\/0x48d9b3e8fc30c3780d3345743f5defc84ea57e5214ec9d3c4abd04f90465d792\"><span style=\"font-weight: 400\">Les transactions \u00e0 18:26 et 18:28 UTC<\/span><\/a><span style=\"font-weight: 400\"> ont tent\u00e9 de drainer 40 000 rsETH suppl\u00e9mentaires, valant environ 100 millions de dollars. Toutes deux ont \u00e9t\u00e9 rejet\u00e9es en raison de l&rsquo;\u00e9tat gel\u00e9 du protocole. Sans cette intervention, les pertes totales auraient pu approcher 391 millions de dollars.<\/span><\/p>\n<blockquote class=\"twitter-tweet\" data-width=\"500\" data-dnt=\"true\">\n<p lang=\"en\" dir=\"ltr\">Earlier today we identified suspicious cross-chain activity involving rsETH. We have paused rsETH  contracts across mainnet and several L2s while we investigate.<\/p>\n<p>We are working with <a href=\"https:\/\/twitter.com\/LayerZero_Core?ref_src=twsrc%5Etfw\">@LayerZero_Core<\/a>, <a href=\"https:\/\/twitter.com\/unichain?ref_src=twsrc%5Etfw\">@unichain<\/a>, our auditors and top security experts on RCA. <\/p>\n<p>We will keep you\u2026<\/p>\n<p>&mdash; Kelp (@KelpDAO) <a href=\"https:\/\/twitter.com\/KelpDAO\/status\/2045595819035046148?ref_src=twsrc%5Etfw\">April 18, 2026<\/a><\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<p><span style=\"font-weight: 400\">Kelp a confirm\u00e9 plus tard une \u00ab\u00a0activit\u00e9 inter-cha\u00eenes suspecte\u00a0\u00bb dans une d\u00e9claration publique post\u00e9e \u00e0 20:10 UTC. L&rsquo;\u00e9quipe a indiqu\u00e9 avoir gel\u00e9 les contrats sur le mainnet et plusieurs r\u00e9seaux de Layer 2 pendant l&rsquo;enqu\u00eate. Une collaboration est en cours avec <\/span><a href=\"https:\/\/www.livebitcoinnews.com\/cardano-taps-layerzero-for-its-biggest-cross-chain-expansion-yet\/\"><span style=\"font-weight: 400\">LayerZero<\/span><\/a><span style=\"font-weight: 400\">, Unichain, des auditeurs et des sp\u00e9cialistes externes en s\u00e9curit\u00e9.<\/span><\/p>\n<h2><span style=\"font-weight: 400\">Aave g\u00e8le les march\u00e9s rsETH apr\u00e8s que l&rsquo;exploit du pont Kelp suscite des craintes de cr\u00e9ances douteuses<\/span><\/h2>\n<p><span style=\"font-weight: 400\">L&rsquo;attention s&rsquo;est port\u00e9e sur le pont Omnichain Fungible Token de Kelp. Ce syst\u00e8me permet les transferts de rsETH entre r\u00e9seaux et semble central dans le chemin d&rsquo;exploitation. Le montant vol\u00e9 repr\u00e9sente environ 18 % de l&rsquo;offre en circulation du rsETH, estim\u00e9e \u00e0 630 000 jetons. L&rsquo;actif op\u00e8re sur plus de 20 r\u00e9seaux, dont <\/span><a href=\"https:\/\/www.livebitcoinnews.com\/robinhood-launches-layer-2-blockchain-built-on-arbitrum\/\"><span style=\"font-weight: 400\">Arbitrum<\/span><\/a><span style=\"font-weight: 400\">, Base et Scroll.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Les ondes de choc se sont propag\u00e9es \u00e0 d&rsquo;autres protocoles, notamment les march\u00e9s de pr\u00eat. AAVE a chut\u00e9 d&rsquo;environ 10 % apr\u00e8s des <\/span><a href=\"https:\/\/x.com\/bwenews\/status\/2045574122789609923?s=20\"><span style=\"font-weight: 400\">rapports<\/span><\/a><span style=\"font-weight: 400\"> indiquant que la plateforme pourrait \u00eatre expos\u00e9e \u00e0 des cr\u00e9ances douteuses li\u00e9es \u00e0 des positions en rsETH. En r\u00e9ponse, Aave a gel\u00e9 les march\u00e9s rsETH sur ses d\u00e9ploiements V3 et V4.<\/span><\/p>\n<blockquote class=\"twitter-tweet\" data-width=\"500\" data-dnt=\"true\">\n<p lang=\"en\" dir=\"ltr\">The rsETH markets on Aave V3 and Aave V4 have been frozen. Aave&#39;s contracts have not been exploited and this is an exploit related to rsETH.<\/p>\n<p>The freeze follows an exploit of the Kelp DAO rsETH bridge. Freezing the rsETH markets prevents new deposits and borrowing against rsETH\u2026<\/p>\n<p>&mdash; Aave (@aave) <a href=\"https:\/\/twitter.com\/aave\/status\/2045592139577602556?ref_src=twsrc%5Etfw\">April 18, 2026<\/a><\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<p><span style=\"font-weight: 400\">Aave a pr\u00e9cis\u00e9 que ses contrats intelligents n&rsquo;avaient pas \u00e9t\u00e9 compromis. Le probl\u00e8me provient plut\u00f4t du rsETH lui-m\u00eame. L&rsquo;\u00e9quipe examine maintenant l&rsquo;activit\u00e9 d&#8217;emprunt li\u00e9e \u00e0 l&rsquo;exploit. Les premi\u00e8res d\u00e9clarations \u00e9voquaient l&rsquo;utilisation potentielle du <\/span><a href=\"https:\/\/aave.org\/help\/umbrella\/umbrella\"><span style=\"font-weight: 400\">module de s\u00e9curit\u00e9 Umbrella<\/span><\/a><span style=\"font-weight: 400\">, bien que des mises \u00e0 jour ult\u00e9rieures aient att\u00e9nu\u00e9 cette position. Aave d\u00e9clare maintenant qu&rsquo;il examinera les options si des pertes se mat\u00e9rialisent.<\/span><\/p>\n<h2><span style=\"font-weight: 400\">Un incident r\u00e9p\u00e9t\u00e9 alerte sur la s\u00e9curit\u00e9 de Kelp DAO et les risques inter-cha\u00eenes<\/span><\/h2>\n<p><span style=\"font-weight: 400\">L&rsquo;incident de samedi marque la deuxi\u00e8me perturbation majeure de Kelp DAO en moins d&rsquo;un an. En avril 2025, <\/span><a href=\"https:\/\/governance.aave.com\/t\/rseth-precautionary-freezing-30-04-2025\/21925\"><span style=\"font-weight: 400\">un bogue<\/span><\/a><span style=\"font-weight: 400\"> dans son contrat de frais avait provoqu\u00e9 un mintage excessif de rsETH. Cet \u00e9v\u00e9nement avait conduit \u00e0 un gel temporaire mais n&rsquo;avait pas entra\u00een\u00e9 de pertes de fonds utilisateurs.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Les conditions actuelles font que le rsETH s&rsquo;\u00e9change pr\u00e8s de 2 500 $, refl\u00e9tant l&rsquo;incertitude sur la stabilit\u00e9 du protocole. Kelp DAO et son cofondateur Amitej Gajjala n&rsquo;ont pas encore fourni de d\u00e9tails suppl\u00e9mentaires au-del\u00e0 des d\u00e9clarations initiales.<\/span><\/p>\n<p><span style=\"font-weight: 400\">L&rsquo;attention se tourne maintenant vers l&rsquo;analyse de la cause racine et les chemins de r\u00e9cup\u00e9ration potentiels. L&rsquo;ampleur de l&rsquo;exploit soul\u00e8ve des pr\u00e9occupations plus larges concernant la s\u00e9curit\u00e9 des ponts inter-cha\u00eenes. Alors que les enqu\u00eates se poursuivent, les utilisateurs et les protocoles li\u00e9s au rsETH font face \u00e0 un risque accru et \u00e0 une incertitude persistante.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>L&rsquo;exploit de 292 millions de dollars sur rsETH expose les risques inter-cha\u00eenes, for\u00e7ant l&rsquo;arr\u00eat de Kelp et le gel du march\u00e9 Aave suite aux craintes de cr\u00e9ances douteuses. Une importante faille de s\u00e9curit\u00e9 a frapp\u00e9 Kelp DAO, laissant le protocole sous le choc apr\u00e8s une exploitation inter-cha\u00eenes de grande ampleur. T\u00f4t samedi, un attaquant a [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":1496,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[178],"tags":[],"class_list":["post-1497","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hacked"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Le Pont rsETH de Kelp DAO Victime d&#039;une Exploitation de 292 Millions de Dollars dans une Attaque Pr\u00e9sum\u00e9e de LayerZero - France Live Bitcoin News<\/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:\/\/global.livebitcoinnews.com\/fr\/2026\/04\/18\/le-pont-rseth-de-kelp-dao-victime-dune-exploitation-de-292-millions-de-dollars-dans-une-attaque-presumee-de-layerzero\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Le Pont rsETH de Kelp DAO Victime d&#039;une Exploitation de 292 Millions de Dollars dans une Attaque Pr\u00e9sum\u00e9e de LayerZero - France Live Bitcoin News\" \/>\n<meta property=\"og:description\" content=\"L&rsquo;exploit de 292 millions de dollars sur rsETH expose les risques inter-cha\u00eenes, for\u00e7ant l&rsquo;arr\u00eat de Kelp et le gel du march\u00e9 Aave suite aux craintes de cr\u00e9ances douteuses. 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Une importante faille de s\u00e9curit\u00e9 a frapp\u00e9 Kelp DAO, laissant le protocole sous le choc apr\u00e8s une exploitation inter-cha\u00eenes de grande ampleur. 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